串口通讯

app/build.gradle

@@ -54,7 +54,9 @@ android {
 
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
-
+    implementation files('libs\\PC_RFID.jar')
+    implementation files('libs\\sdkapi.jar')
+    compileOnly files('libs/sdkapi.jar')
     //测试相关
     testImplementation 'junit:junit:4.13-beta-2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
@@ -158,5 +160,8 @@ dependencies {
 
     implementation 'com.contrarywind:Android-PickerView:3.2.6'
 
+    implementation 'com.hoho.android:usb-serial-driver:1.3.0' // 串口驱动库
+    implementation 'com.hoho.android:usb-serial-util:1.3.0' // 串口工具库
+
 
 }

app/src/main/java/com/bonait/bnframework/common/helper/TEST.java

@@ -0,0 +1,52 @@
+package com.bonait.bnframework.common.helper;
+
+import android.hardware.usb.UsbManager;
+
+public class TEST {
+//    private void tt(){
+//        UsbManager usbManager = (UsbManager) getSystemService(Context.USB_SERVICE);
+//        UsbSerialProber prober = UsbSerialProber.getDefaultProber();
+//        List<UsbSerialDriver> availableDrivers = prober.findAllDrivers(usbManager);
+//
+//        for (UsbSerialDriver driver : availableDrivers) {
+//            UsbDeviceConnection connection = usbManager.openDevice(driver.getDevice());
+//            if (connection == null) {
+//                // 设备未授权或无法打开
+//                continue;
+//            }
+//            try {
+//                UsbSerialPort port = driver.getPorts().get(0); // 选择第一个端口
+//                int baudRate = 9600; // 设置波特率
+//                port.open(connection);
+//                port.setParameters(baudRate, 8, UsbSerialPort.STOPBITS_1, UsbSerialPort.PARITY_NONE);
+//
+//                // 从此处开始，你可以读取和写入端口
+//                byte[] buffer = new byte[16];
+//                int timeout = 0; // 毫秒
+//                int bytesRead = port.read(buffer, timeout);
+//
+//                // 处理读取的数据
+//                // ...
+//
+//                // 写入数据到串口
+//                String dataToWrite = "Hello Serial!";
+//                port.write(dataToWrite.getBytes(), timeout);
+//
+//            } catch (IOException e) {
+//                // 处理异常
+//            } finally {
+//                // 确保在结束时关闭端口和连接
+//                if (port != null) {
+//                    try {
+//                        port.close();
+//                    } catch (IOException e) {
+//                        // 处理异常
+//                    }
+//                }
+//                if (connection != null) {
+//                    connection.close();
+//                }
+//            }
+//        }
+//    }
+}