first commit

1 year ago · 302d2aeee8
commit 302d2aeee8
49 changed files with 1609 additions and 0 deletions
--- a/.gitignore
+++ b/.gitignore
@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
--- a/.idea/.gitignore
+++ b/.idea/.gitignore
@ -0,0 +1,3 @@
+# Default ignored files
+/shelf/
+/workspace.xml
--- a/.idea/compiler.xml
+++ b/.idea/compiler.xml
@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="17" />
+  </component>
+</project>
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="GradleMigrationSettings" migrationVersion="1" />
+  <component name="GradleSettings">
+    <option name="linkedExternalProjectsSettings">
+      <GradleProjectSettings>
+        <option name="testRunner" value="GRADLE" />
+        <option name="distributionType" value="DEFAULT_WRAPPED" />
+        <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="gradleJvm" value="jbr-17" />
+        <option name="modules">
+          <set>
+            <option value="$PROJECT_DIR$" />
+            <option value="$PROJECT_DIR$/app" />
+          </set>
+        </option>
+      </GradleProjectSettings>
+    </option>
+  </component>
+</project>
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@ -0,0 +1,9 @@
+<project version="4">
+  <component name="ExternalStorageConfigurationManager" enabled="true" />
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
+    <output url="file://$PROJECT_DIR$/build/classes" />
+  </component>
+  <component name="ProjectType">
+    <option name="id" value="Android" />
+  </component>
+</project>
--- a/app/.gitignore
+++ b/app/.gitignore
@ -0,0 +1 @@
+/build
--- a/app/build.gradle.kts
+++ b/app/build.gradle.kts
@ -0,0 +1,53 @@
+plugins {
+    id("com.android.application")
+}
+
+android {
+    namespace = "com.example.my485"
+    compileSdk = 33
+
+    defaultConfig {
+        applicationId = "com.example.my485"
+        minSdk = 24
+        targetSdk = 33
+        versionCode = 1
+        versionName = "1.0"
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        externalNativeBuild {
+            cmake {
+                cppFlags += "-std=c++11"
+            }
+        }
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_1_8
+        targetCompatibility = JavaVersion.VERSION_1_8
+    }
+    externalNativeBuild {
+        cmake {
+            path = file("src/main/cpp/CMakeLists.txt")
+            version = "3.22.1"
+        }
+    }
+    buildFeatures {
+        viewBinding = true
+    }
+}
+
+dependencies {
+
+    implementation("androidx.appcompat:appcompat:1.6.1")
+    implementation("com.google.android.material:material:1.8.0")
+    implementation("androidx.constraintlayout:constraintlayout:2.1.4")
+    testImplementation("junit:junit:4.13.2")
+    androidTestImplementation("androidx.test.ext:junit:1.1.5")
+    androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
+}
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile
--- a/app/src/androidTest/java/com/example/my485/ExampleInstrumentedTest.java
+++ b/app/src/androidTest/java/com/example/my485/ExampleInstrumentedTest.java
@ -0,0 +1,26 @@
+package com.example.my485;
+
+import android.content.Context;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static org.junit.Assert.*;
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+@RunWith(AndroidJUnit4.class)
+public class ExampleInstrumentedTest {
+    @Test
+    public void useAppContext() {
+        // Context of the app under test.
+        Context appContext = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        assertEquals("com.example.my485", appContext.getPackageName());
+    }
+}
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <application
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.My485"
+        tools:targetApi="31">
+        <activity
+            android:name=".MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>
--- a/app/src/main/cpp/485port.cpp
+++ b/app/src/main/cpp/485port.cpp
@ -0,0 +1,66 @@
+#include "485port.h"
+
+
+int lib485::transfer(int fd, unsigned char *buf, bool model, int bytes)
+{
+
+    int nread=0,nwrite=0;
+    if(model==0){//read
+        nread=read(fd,buf,bytes);
+        if(nread==-1){
+            __android_log_print(ANDROID_LOG_INFO, "read", "ERROR");
+            return 0;
+        }
+    }
+    else{//write
+        nwrite=write(fd,buf,bytes);
+        if(nwrite==-1){
+            __android_log_print(ANDROID_LOG_INFO, "write", "ERROR");
+            return 0;
+        }
+    }
+    return 0;
+
+}
+int lib485::delay()
+{
+    // while (--x);
+    // std::this_thread::sleep_for(std::chrono::milliseconds(50));
+    usleep(50000);
+    return 0;
+}
+
+GpioControl gpio;
+
+int lib485::readaddr() {        //测试用 读取地址
+    unsigned char cmd[8]={0x68,0x00, 0x00, 0x68, 0xFF, 0x02, 0x01, 0x16};
+    unsigned char req[8]={0xff};
+
+    unsigned char txbuf[256];
+    unsigned char rxbuf[256];
+
+    memcpy(txbuf, (const void *) cmd, sizeof(cmd));
+
+    gpio.set485WriteMode();
+    gpio.set485ReadMode();
+    gpio.set12VEnable(1);
+    gpio.setRS485Enable(1);//z?
+    const char *devname = "/dev/ttyS1";
+    int fd=0;
+    fd = Java_android_serialport_SerialPort_open(devname, 9600, 8, 1, 1, 1);//flag?
+
+    for(int i=0;i<8;i++){
+        transfer(fd,txbuf+i,1,1);
+        __android_log_print(ANDROID_LOG_INFO, "testcmd", "cmd= %s ",txbuf+i);
+    }
+    close(fd);
+    fd = open(devname, O_RDWR );
+
+    for(int i=0;i<8;i++){
+        transfer(fd,req+i,0,1);
+        __android_log_print(ANDROID_LOG_INFO, "testreq", "req= %s ",req+i);
+    }
+
+    Java_android_serialport_SerialPort_close(fd);
+    return 0;
+}
--- a/app/src/main/cpp/485port.h
+++ b/app/src/main/cpp/485port.h
@ -0,0 +1,42 @@
+#ifndef TESTCOMM_485LIB_H
+#define TESTCOMM_485LIB_H
+
+#include "GPIOControl.h"
+#include "SerialPort.h"
+#include <stdio.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <fcntl.h>
+#include <string.h>
+#include <string>
+#include <thread>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <linux/types.h>
+#include <linux/spi/spidev.h>
+
+#include <android/log.h>
+
+using namespace std;
+
+class lib485{
+    public:
+        int setaddr(int newaddr);
+        int readaddr();
+
+
+
+    private:
+//        int spi_transfer(int fd, unsigned char *txbuf, unsigned char *rxbuf, int bytes);
+//        unsigned char get_crc7(const unsigned char *buff, int len);
+        int transfer(int fd, unsigned char *buf, bool model, int bytes);
+        int delay();
+
+        const unsigned char raddr_02h[8]={0x68,0x00,0x00,0x68,0xff,0x02,0x01,0x16};
+};
+
+
+
+#endif //TESTCOMM_485LIB_H
--- a/app/src/main/cpp/CMakeLists.txt
+++ b/app/src/main/cpp/CMakeLists.txt
@ -0,0 +1,40 @@
+# For more information about using CMake with Android Studio, read the
+# documentation: https://d.android.com/studio/projects/add-native-code.html.
+# For more examples on how to use CMake, see https://github.com/android/ndk-samples.
+
+# Sets the minimum CMake version required for this project.
+cmake_minimum_required(VERSION 3.22.1)
+
+# Declares the project name. The project name can be accessed via ${ PROJECT_NAME},
+# Since this is the top level CMakeLists.txt, the project name is also accessible
+# with ${CMAKE_PROJECT_NAME} (both CMake variables are in-sync within the top level
+# build script scope).
+project("my485")
+
+# Creates and names a library, sets it as either STATIC
+# or SHARED, and provides the relative paths to its source code.
+# You can define multiple libraries, and CMake builds them for you.
+# Gradle automatically packages shared libraries with your APK.
+#
+# In this top level CMakeLists.txt, ${CMAKE_PROJECT_NAME} is used to define
+# the target library name; in the sub-module's CMakeLists.txt, ${PROJECT_NAME}
+# is preferred for the same purpose.
+#
+# In order to load a library into your app from Java/Kotlin, you must call
+# System.loadLibrary() and pass the name of the library defined here;
+# for GameActivity/NativeActivity derived applications, the same library name must be
+# used in the AndroidManifest.xml file.
+add_library(${CMAKE_PROJECT_NAME} SHARED
+        # List C/C++ source files with relative paths to this CMakeLists.txt.
+        GPIOControl.cpp
+        SerialPort.cpp
+        485port.cpp
+        native-lib.cpp)
+
+# Specifies libraries CMake should link to your target library. You
+# can link libraries from various origins, such as libraries defined in this
+# build script, prebuilt third-party libraries, or Android system libraries.
+target_link_libraries(${CMAKE_PROJECT_NAME}
+        # List libraries link to the target library
+        android
+        log)
--- a/app/src/main/cpp/GPIOControl.cpp
+++ b/app/src/main/cpp/GPIOControl.cpp
@ -0,0 +1,131 @@
+//
+// Created by ocean on 2024/1/16.
+//
+//
+// Created by Matthew on 2023/12/27.
+//
+
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <unistd.h>
+
+
+#include "GPIOControl.h"
+
+#ifdef _DEBUG
+#include <AndroidHelper.h>
+#endif
+
+#define IOT_PARAM_WRITE 0xAE
+#define IOT_PARAM_READ 0xAF
+
+
+
+
+void GpioControl::setInt(int cmd, int value)
+{
+    int fd = open("/dev/ttyUSB0", O_RDONLY);
+    IOT_PARAM param;
+    param.cmd = cmd;
+    param.value = value;
+    // LOGE("set_int fd=%d,cmd=%d,value=%d\r\n",fd, cmd, value);
+    if( fd > 0 )
+    {
+        int res = ioctl(fd, IOT_PARAM_WRITE, &param);
+        // LOGE("set_int22 cmd=%d,value=%d,result=%d\r\n",param.cmd, param.value, param.result);
+        close(fd);
+    }
+    return;
+}
+
+int GpioControl::getInt(int cmd)
+{
+    int fd = open("/dev/ttyUSB0", O_RDONLY);
+    // LOGE("get_int fd=%d,cmd=%d\r\n",fd, cmd);
+    if( fd > 0 )
+    {
+        IOT_PARAM param;
+        param.cmd = cmd;
+        ioctl(fd, IOT_PARAM_READ, &param);
+#ifdef _DEBUG
+        ALOGI("getInt cmd=%d,value=%d,result=%d\r\n",param.cmd, param.value, param.result);
+#endif
+        close(fd);
+        return param.value;
+    }
+    return -1;
+}
+
+void GpioControl::setLong(int cmd, long value)
+{
+    int fd = open("/dev/ttyUSB0", O_RDONLY);
+    IOT_PARAM param;
+    param.cmd = cmd;
+    param.value2 = value;
+    // LOGE("set_long fd=%d,cmd=%d,value2=%ld\r\n",fd, param.cmd, param.value2);
+
+    if( fd > 0 )
+    {
+        ioctl(fd, IOT_PARAM_WRITE, &param);
+        // LOGE("set_long22 cmd=%d,value2=%ld,result=%d\r\n",param.cmd, param.value2, param.result);
+        close(fd);
+    }
+}
+
+long GpioControl::getLong(int cmd)
+{
+    int fd = open("/dev/ttyUSB0", O_RDONLY);
+    // LOGE("get_long fd=%d,cmd=%d\r\n",fd, cmd);
+    if( fd > 0 )
+    {
+        IOT_PARAM param;
+        param.cmd = cmd;
+        ioctl(fd, IOT_PARAM_READ, &param);
+        // LOGE("get_long22 cmd=%d,value2=%ld,result=%d\r\n",param.cmd, param.value2, param.result);
+        close(fd);
+        return param.value2;
+    }
+    return -1;
+}
+
+void GpioControl::setString(int cmd, const std::string& value)
+{
+    IOT_PARAM param;
+    // char *pval = jstringToChars(env, value);
+    int fd = open("/dev/ttyUSB0", O_RDONLY);
+    int len = MAX_STRING_LEN < value.size() ? MAX_STRING_LEN : value.size();
+
+    param.cmd = cmd;
+    memset(param.str, 0, MAX_STRING_LEN);
+    memcpy(param.str, value.c_str(), len);
+    // LOGE("set_string fd=%d,cmd=%d,str=%s\r\n",fd, param.cmd, param.str);
+    if( fd > 0 )
+    {
+        ioctl(fd, IOT_PARAM_WRITE, &param);
+        // LOGE("set_string22 cmd=%d,str=%s,result=%d\r\n",param.cmd, param.str, param.result);
+        close(fd);
+    }
+    return;
+}
+
+std::string GpioControl::getString(int cmd)
+{
+    int fd = open("/dev/ttyS1", O_RDONLY);
+    // LOGE("get_string fd=%d,cmd=%d\r\n",fd, cmd);
+    if( fd > 0 )
+    {
+        IOT_PARAM param;
+        param.cmd = cmd;
+        ioctl(fd, IOT_PARAM_READ, &param);
+        // LOGE("get_string22 cmd=%d,str=%s,result=%d\r\n",param.cmd, param.str, param.result);
+        close(fd);
+        return std::string(param.str);
+    }
+    return "";
+}
--- a/app/src/main/cpp/GPIOControl.h
+++ b/app/src/main/cpp/GPIOControl.h
@ -0,0 +1,173 @@
+//
+// Created by Matthew on 2023/12/27.
+//
+
+#ifndef MICROPHOTO_GPIOCONTROL_H
+#define MICROPHOTO_GPIOCONTROL_H
+
+#include <string>
+
+
+#define CMD_GET_LIGHT_ADC                       101
+#define CMD_SET_LIGHT_ADC                       102
+#define CMD_GET_KEY_LOCKSTATE                   103
+#define CMD_GET_BAT_ADC                         104
+#define CMD_SET_FLASH_LED                       105
+#define CMD_SET_NETWORK_STATE                   106
+#define CMD_SET_OTG_STATE                       107
+#define CMD_GET_OTG_STATE                       108
+#define CMD_GET_CHARGING_VOL_STATE              110
+#define CMD_GET_CHARGING_SHUNT_VOLTAGE_STATE    111
+#define CMD_GET_CHARGING_BUS_VOLTAGE_STATE      112
+#define CMD_GET_CHARGING_POWER_STATE            113
+#define CMD_GET_CHARGING_CURRENT_STATE          114
+#define CMD_GET_BAT_VOL_STATE                   115
+#define CMD_GET_BAT_SHUNT_VOLTAGE_STATE         116
+#define CMD_GET_BAT_BUS_VOLTAGE_STATE           117
+#define CMD_GET_BAT_POWER_STATE                 118
+#define CMD_GET_BAT_CURRENT_STATE               119
+#define CMD_SET_485_STATE                       121
+#define CMD_SET_SPI_MODE                        123
+#define CMD_SET_SPI_BITS_PER_WORD               124
+#define CMD_SET_SPI_MAXSPEEDHZ                  125
+#define CMD_SET_PWM_BEE_STATE                   126
+#define CMD_SET_ALM_MODE                        128
+#define CMD_SET_485_EN_STATE					131
+#define CMD_SET_CAM_3V3_EN_STATE				132
+#define CMD_SET_12V_EN_STATE					133
+#define CMD_SET_SYSTEM_RESET  		            202
+#define MAX_STRING_LEN 32
+typedef struct
+{
+    int cmd;
+    int value;
+    int result;
+    long value2;
+    char str[MAX_STRING_LEN];
+}IOT_PARAM;
+
+class GpioControl
+{
+public:
+
+    static void setInt(int cmd, int value);
+    static int getInt(int cmd);
+    static void setLong(int cmd, long value);
+    static long getLong(int cmd);
+    static void setString(int cmd, const std::string& value);
+    static std::string getString(int cmd);
+
+    static void setOtgState(bool on)
+    {
+        setInt(CMD_SET_OTG_STATE, on ? 1 : 0);
+    }
+
+    static bool getOtgState()
+    {
+        return getInt(CMD_SET_OTG_STATE) != 0;
+    }
+
+    static void setCam3V3Enable(bool enabled)
+    {
+        setInt(CMD_SET_CAM_3V3_EN_STATE, enabled ? 1 : 0);
+    }
+
+    static void reboot()
+    {
+        setInt(CMD_SET_SYSTEM_RESET, 1);
+    }
+
+    static void setLightAdc(int i)
+    {
+        setInt(CMD_SET_LIGHT_ADC, i);
+    }
+
+    static int getLightAdc()
+    {
+        return getInt(CMD_GET_LIGHT_ADC);
+    }
+
+    static int getChargingVoltage()
+    {
+        return getInt(CMD_GET_CHARGING_VOL_STATE);
+    }
+
+    static int getChargingShuntVoltage()
+    {
+        return getInt(CMD_GET_CHARGING_SHUNT_VOLTAGE_STATE);
+    }
+
+    static int getChargingBusVoltage() {
+        return getInt(CMD_GET_CHARGING_BUS_VOLTAGE_STATE);
+    }
+
+    static int getChargingPower() {
+        return getInt(CMD_GET_CHARGING_POWER_STATE);
+    }
+
+    static int getChargingCurrent() {
+        return getInt(CMD_GET_CHARGING_CURRENT_STATE);
+    }
+
+    static int getBatteryVoltage() {
+        return getInt(CMD_GET_BAT_VOL_STATE);
+    }
+
+    static int getBatteryShuntVoltage() {
+        return getInt(CMD_GET_BAT_SHUNT_VOLTAGE_STATE);
+    }
+
+    static int getBatteryBusVoltage() {
+        return getInt(CMD_GET_BAT_BUS_VOLTAGE_STATE);
+    }
+
+    static int getBatteryPower() {
+        return getInt(CMD_GET_BAT_POWER_STATE);
+    }
+
+    static int getBatteryCurrent() {
+        return getInt(CMD_GET_BAT_CURRENT_STATE);
+    }
+
+    static void set485WriteMode() {
+        setInt(CMD_SET_485_STATE, 1);
+    }
+
+    static void set485ReadMode() {
+        setInt(CMD_SET_485_STATE, 0);
+    }
+
+    static void setSpiMode(int i) {
+        setInt(CMD_SET_SPI_MODE, i);
+    }
+
+    static void setSpiBitsPerWord(int i) {
+        setInt(CMD_SET_SPI_BITS_PER_WORD, i);
+    }
+
+    static void setSpiMaxSpeedHz(long j) {
+        setLong(CMD_SET_SPI_MAXSPEEDHZ, j);
+    }
+
+    static void setBeeOn(bool z) {
+        setInt(CMD_SET_PWM_BEE_STATE, z ? 1 : 0);
+    }
+
+    static void setJidianqiState(bool z) {
+        setInt(CMD_SET_ALM_MODE, z ? 1 : 0);
+    }
+
+    static void setRS485Enable(bool z) {
+        setInt(CMD_SET_485_EN_STATE, z ? 1 : 0);
+    }
+
+
+    static void set12VEnable(bool z) {
+        setInt(CMD_SET_12V_EN_STATE, z ? 1 : 0);
+    }
+
+
+};
+
+
+#endif //MICROPHOTO_GPIOCONTROL_H
--- a/app/src/main/cpp/SerialPort.cpp
+++ b/app/src/main/cpp/SerialPort.cpp
@ -0,0 +1,238 @@
+/*
+ * Copyright 2009-2011 Cedric Priscal
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <termios.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <string>
+
+#include "SerialPort.h"
+
+#include "android/log.h"
+using namespace std;
+
+static const char *TAG = "serial_port";
+#define LOGI(fmt, args...) __android_log_print(ANDROID_LOG_INFO,  TAG, fmt, ##args)
+#define LOGD(fmt, args...) __android_log_print(ANDROID_LOG_DEBUG, TAG, fmt, ##args)
+#define LOGE(fmt, args...) __android_log_print(ANDROID_LOG_ERROR, TAG, fmt, ##args)
+
+static speed_t getBaudrate(int baudrate) {
+    switch (baudrate) {
+        case 0:
+            return B0;
+        case 50:
+            return B50;
+        case 75:
+            return B75;
+        case 110:
+            return B110;
+        case 134:
+            return B134;
+        case 150:
+            return B150;
+        case 200:
+            return B200;
+        case 300:
+            return B300;
+        case 600:
+            return B600;
+        case 1200:
+            return B1200;
+        case 1800:
+            return B1800;
+        case 2400:
+            return B2400;
+        case 4800:
+            return B4800;
+        case 9600:
+            return B9600;
+        case 19200:
+            return B19200;
+        case 38400:
+            return B38400;
+        case 57600:
+            return B57600;
+        case 115200:
+            return B115200;
+        case 230400:
+            return B230400;
+        case 460800:
+            return B460800;
+        case 500000:
+            return B500000;
+        case 576000:
+            return B576000;
+        case 921600:
+            return B921600;
+        case 1000000:
+            return B1000000;
+        case 1152000:
+            return B1152000;
+        case 1500000:
+            return B1500000;
+        case 2000000:
+            return B2000000;
+        case 2500000:
+            return B2500000;
+        case 3000000:
+            return B3000000;
+        case 3500000:
+            return B3500000;
+        case 4000000:
+            return B4000000;
+        default:
+            return -1;
+    }
+}
+
+extern "C" /*
+ * Class:     android_serialport_SerialPort
+ * Method:    open
+ * Signature: (Ljava/lang/String;II)Ljava/io/FileDescriptor;
+ */
+int Java_android_serialport_SerialPort_open
+        (const char* path, int baudrate, int dataBits, int parity,
+         int stopBits,
+         int flags) {
+
+    int fd;
+    speed_t speed;
+
+    /* Check arguments */
+    {
+        speed = getBaudrate(baudrate);
+        if (speed == -1) {
+            /* TODO: throw an exception */
+            LOGE("Invalid baudrate");
+            return NULL;
+        }
+    }
+
+    /* Opening device */
+    {
+//        boolean iscopy;
+//        const char *path_utf = (*env)->GetStringUTFChars(env, path, &iscopy);
+        LOGD("Opening serial port %s with flags 0x%x", path, O_RDWR | flags);
+        fd = open(path, O_RDWR | flags);
+        LOGD("open() fd = %d", fd);
+//        (*env)->ReleaseStringUTFChars(env, path, path);
+        if (fd == -1) {
+            /* Throw an exception */
+            LOGE("Cannot open port");
+            /* TODO: throw an exception */
+            return NULL;
+        }
+    }
+
+    /* Configure device */
+    {
+        struct termios cfg;
+        LOGD("Configuring serial port");
+        if (tcgetattr(fd, &cfg)) {//获取终端参数
+            LOGE("tcgetattr() failed");
+            close(fd);
+            /* TODO: throw an exception */
+            return NULL;
+        }
+
+        cfmakeraw(&cfg);//串口工作于RAW模式
+        cfsetispeed(&cfg, speed);//设置波特率
+        cfsetospeed(&cfg, speed);
+
+
+        cfg.c_cflag &= ~CSIZE;
+        switch (dataBits) {
+            case 5:
+                cfg.c_cflag |= CS5;    //使用5位数据位
+                break;
+            case 6:
+                cfg.c_cflag |= CS6;    //使用6位数据位
+                break;
+            case 7:
+                cfg.c_cflag |= CS7;    //使用7位数据位
+                break;
+            case 8:
+                cfg.c_cflag |= CS8;    //使用8位数据位
+                break;
+            default:
+                cfg.c_cflag |= CS8;
+                break;
+        }
+
+        switch (parity) {
+            case 0:
+                cfg.c_cflag &= ~PARENB;    //无奇偶校验
+                break;
+            case 1:
+                cfg.c_cflag |= (PARODD | PARENB);   //奇校验
+                break;
+            case 2:
+                cfg.c_iflag &= ~(IGNPAR | PARMRK); // 偶校验
+                cfg.c_iflag |= INPCK;
+                cfg.c_cflag |= PARENB;
+                cfg.c_cflag &= ~PARODD;
+                break;
+            default:
+                cfg.c_cflag &= ~PARENB;
+                break;
+        }
+
+        switch (stopBits) {
+            case 1:
+                cfg.c_cflag &= ~CSTOPB;    //1位停止位
+                break;
+            case 2:
+                cfg.c_cflag |= CSTOPB;    //2位停止位
+                break;
+            default:
+                cfg.c_cflag &= ~CSTOPB;    //1位停止位
+                break;
+        }
+
+        if (tcsetattr(fd, TCSANOW, &cfg)) {
+            LOGE("tcsetattr() failed");
+            close(fd);
+            /* TODO: throw an exception */
+            return NULL;
+        }
+    }
+
+    /* Create a corresponding file descriptor */
+    return fd;
+}
+
+extern "C" /*
+ * Class:     cedric_serial_SerialPort
+ * Method:    close
+ * Signature: ()V
+ */
+void Java_android_serialport_SerialPort_close(int fd){
+//        (JNIEnv *env, jobject thiz) {
+//    jclass SerialPortClass = (*env)->GetObjectClass(env, thiz);
+//    jclass FileDescriptorClass = (*env)->FindClass(env, "java/io/FileDescriptor");
+//
+//    jfieldID mFdID = (*env)->GetFieldID(env, SerialPortClass, "mFd", "Ljava/io/FileDescriptor;");
+//    jfieldID descriptorID = (*env)->GetFieldID(env, FileDescriptorClass, "descriptor", "I");
+//
+//    jobject mFd = (*env)->GetObjectField(env, thiz, mFdID);
+//    jint descriptor = (*env)->GetIntField(env, mFd, descriptorID);
+
+    LOGD("close(fd = %d)", fd);
+    close(fd);
+}
+
--- a/app/src/main/cpp/SerialPort.h
+++ b/app/src/main/cpp/SerialPort.h
@ -0,0 +1,18 @@
+
+extern "C" /*
+ * Class:     android_serialport_SerialPort
+ * Method:    open
+ * Signature: (Ljava/lang/String;IIIII)Ljava/io/FileDescriptor;
+ */
+int Java_android_serialport_SerialPort_open
+  (const char*, int, int, int, int, int);
+
+extern "C" /*
+ * Class:     android_serialport_SerialPort
+ * Method:    close
+ * Signature: ()V
+ */
+void Java_android_serialport_SerialPort_close
+  (int);
+
+
--- a/app/src/main/cpp/main.cpp
+++ b/app/src/main/cpp/main.cpp
@ -0,0 +1,8 @@
+//
+// Created by ocean on 2024/3/5.
+//
+#include "485port.h"
+int main(){
+    lib485 a;
+    a.readaddr();
+}
--- a/app/src/main/cpp/native-lib.cpp
+++ b/app/src/main/cpp/native-lib.cpp
@ -0,0 +1,29 @@
+#include <jni.h>
+#include <string>
+#include "485port.h"
+
+extern "C" JNIEXPORT jstring JNICALL
+Java_com_example_my485_MainActivity_stringFromJNI(
+        JNIEnv* env,
+        jobject /* this */) {
+
+//    lib485 a;
+//    a.readaddr();
+    GpioControl a;
+
+    a.set485ReadMode();
+    a.set12VEnable(1);
+    a.setRS485Enable(1);
+    int cmd = 0x01;
+    int bb=0;
+    bb=a.getLightAdc();
+    __android_log_print(ANDROID_LOG_INFO, "gpiocontrol1", "%02x", bb);
+    a.set485WriteMode();
+    a.setLightAdc(cmd);
+    a.set485ReadMode();
+    int b =  a.getLightAdc();
+    __android_log_print(ANDROID_LOG_INFO, "gpiocontrol2", "%02x", b);
+
+
+    return env->NewStringUTF("End");
+}
--- a/app/src/main/java/com/example/my485/MainActivity.java
+++ b/app/src/main/java/com/example/my485/MainActivity.java
@ -0,0 +1,36 @@
+package com.example.my485;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+import android.widget.TextView;
+
+import com.example.my485.databinding.ActivityMainBinding;
+
+public class MainActivity extends AppCompatActivity {
+
+    // Used to load the 'my485' library on application startup.
+    static {
+        System.loadLibrary("my485");
+    }
+
+    private ActivityMainBinding binding;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        binding = ActivityMainBinding.inflate(getLayoutInflater());
+        setContentView(binding.getRoot());
+
+        // Example of a call to a native method
+        TextView tv = binding.sampleText;
+        tv.setText(stringFromJNI());
+    }
+
+    /**
+     * A native method that is implemented by the 'my485' native library,
+     * which is packaged with this application.
+     */
+    public native String stringFromJNI();
+}
--- a/app/src/main/res/drawable/ic_launcher_background.xml
+++ b/app/src/main/res/drawable/ic_launcher_background.xml
@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>
--- a/app/src/main/res/drawable/ic_launcher_foreground.xml
+++ b/app/src/main/res/drawable/ic_launcher_foreground.xml
@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".MainActivity">
+
+    <TextView
+        android:id="@+id/sample_text"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Hello World!"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml
@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>
--- a/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
+++ b/app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml
@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>
--- a/app/src/main/res/mipmap-hdpi/ic_launcher.webp
+++ b/app/src/main/res/mipmap-hdpi/ic_launcher.webp
--- a/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
+++ b/app/src/main/res/mipmap-hdpi/ic_launcher_round.webp
--- a/app/src/main/res/mipmap-mdpi/ic_launcher.webp
+++ b/app/src/main/res/mipmap-mdpi/ic_launcher.webp
--- a/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
+++ b/app/src/main/res/mipmap-mdpi/ic_launcher_round.webp
--- a/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
+++ b/app/src/main/res/mipmap-xhdpi/ic_launcher.webp
--- a/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
+++ b/app/src/main/res/mipmap-xhdpi/ic_launcher_round.webp
--- a/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
+++ b/app/src/main/res/mipmap-xxhdpi/ic_launcher.webp
--- a/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
+++ b/app/src/main/res/mipmap-xxhdpi/ic_launcher_round.webp
--- a/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
+++ b/app/src/main/res/mipmap-xxxhdpi/ic_launcher.webp
--- a/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
+++ b/app/src/main/res/mipmap-xxxhdpi/ic_launcher_round.webp
--- a/app/src/main/res/values-night/themes.xml
+++ b/app/src/main/res/values-night/themes.xml
@ -0,0 +1,16 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Theme.My485" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+        <!-- Primary brand color. -->
+        <item name="colorPrimary">@color/purple_200</item>
+        <item name="colorPrimaryVariant">@color/purple_700</item>
+        <item name="colorOnPrimary">@color/black</item>
+        <!-- Secondary brand color. -->
+        <item name="colorSecondary">@color/teal_200</item>
+        <item name="colorSecondaryVariant">@color/teal_200</item>
+        <item name="colorOnSecondary">@color/black</item>
+        <!-- Status bar color. -->
+        <item name="android:statusBarColor">?attr/colorPrimaryVariant</item>
+        <!-- Customize your theme here. -->
+    </style>
+</resources>
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="purple_200">#FFBB86FC</color>
+    <color name="purple_500">#FF6200EE</color>
+    <color name="purple_700">#FF3700B3</color>
+    <color name="teal_200">#FF03DAC5</color>
+    <color name="teal_700">#FF018786</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@ -0,0 +1,3 @@
+<resources>
+    <string name="app_name">my485</string>
+</resources>
--- a/app/src/main/res/values/themes.xml
+++ b/app/src/main/res/values/themes.xml
@ -0,0 +1,16 @@
+<resources xmlns:tools="http://schemas.android.com/tools">
+    <!-- Base application theme. -->
+    <style name="Theme.My485" parent="Theme.MaterialComponents.DayNight.DarkActionBar">
+        <!-- Primary brand color. -->
+        <item name="colorPrimary">@color/purple_500</item>
+        <item name="colorPrimaryVariant">@color/purple_700</item>
+        <item name="colorOnPrimary">@color/white</item>
+        <!-- Secondary brand color. -->
+        <item name="colorSecondary">@color/teal_200</item>
+        <item name="colorSecondaryVariant">@color/teal_700</item>
+        <item name="colorOnSecondary">@color/black</item>
+        <!-- Status bar color. -->
+        <item name="android:statusBarColor">?attr/colorPrimaryVariant</item>
+        <!-- Customize your theme here. -->
+    </style>
+</resources>
--- a/app/src/main/res/xml/backup_rules.xml
+++ b/app/src/main/res/xml/backup_rules.xml
@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample backup rules file; uncomment and customize as necessary.
+   See https://developer.android.com/guide/topics/data/autobackup
+   for details.
+   Note: This file is ignored for devices older that API 31
+   See https://developer.android.com/about/versions/12/backup-restore
+-->
+<full-backup-content>
+    <!--
+   <include domain="sharedpref" path="."/>
+   <exclude domain="sharedpref" path="device.xml"/>
+-->
+</full-backup-content>
--- a/app/src/main/res/xml/data_extraction_rules.xml
+++ b/app/src/main/res/xml/data_extraction_rules.xml
@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample data extraction rules file; uncomment and customize as necessary.
+   See https://developer.android.com/about/versions/12/backup-restore#xml-changes
+   for details.
+-->
+<data-extraction-rules>
+    <cloud-backup>
+        <!-- TODO: Use <include> and <exclude> to control what is backed up.
+        <include .../>
+        <exclude .../>
+        -->
+    </cloud-backup>
+    <!--
+    <device-transfer>
+        <include .../>
+        <exclude .../>
+    </device-transfer>
+    -->
+</data-extraction-rules>
--- a/app/src/test/java/com/example/my485/ExampleUnitTest.java
+++ b/app/src/test/java/com/example/my485/ExampleUnitTest.java
@ -0,0 +1,17 @@
+package com.example.my485;
+
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
+ */
+public class ExampleUnitTest {
+    @Test
+    public void addition_isCorrect() {
+        assertEquals(4, 2 + 2);
+    }
+}
--- a/build.gradle.kts
+++ b/build.gradle.kts
@ -0,0 +1,4 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+plugins {
+    id("com.android.application") version "8.1.2" apply false
+}
--- a/gradle.properties
+++ b/gradle.properties
@ -0,0 +1,21 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Enables namespacing of each library's R class so that its R class includes only the
+# resources declared in the library itself and none from the library's dependencies,
+# thereby reducing the size of the R class for that library
+android.nonTransitiveRClass=true
--- a/gradle/wrapper/gradle-wrapper.jar
+++ b/gradle/wrapper/gradle-wrapper.jar
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@ -0,0 +1,6 @@
+#Tue Feb 27 09:49:16 CST 2024
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
--- a/185
+++ b/185
@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"
--- a/gradlew.bat
+++ b/gradlew.bat
@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega
--- a/settings.gradle.kts
+++ b/settings.gradle.kts
@ -0,0 +1,18 @@
+pluginManagement {
+    repositories {
+        google()
+        mavenCentral()
+        gradlePluginPortal()
+    }
+}
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+
+rootProject.name = "my485"
+include(":app")
+