desc:GPIO控制灯光报警

app/src/main/java/com/yinuo/safetywatcher/watcher/base/BaseActivity.kt

@@ -196,16 +196,13 @@ abstract class BaseActivity : AppCompatActivity() {
                 return true
             }
         } else if (keyCode == KeyEvent.KEYCODE_F1) {
-            LogUtils.w("BaseActivity F1 pressed")
+            LogUtils.w("BaseActivity F1 up")
-            playSound()
+            SoundUtils.stopSoundIo()
+            return true
         }
         return super.dispatchKeyEvent(event)
     }
 
-    private fun playSound() {
-        SoundUtils.playSound()
-    }
-
     private fun dealActionDown(event: KeyEvent): Boolean {
         val repeatCount = event.repeatCount
         val keyCode = event.keyCode
@@ -224,6 +221,9 @@ abstract class BaseActivity : AppCompatActivity() {
             }
         } else if (keyCode == KeyEvent.KEYCODE_ENTER) {
             isHomeLongPress = repeatCount != 0
+        } else if (keyCode == KeyEvent.KEYCODE_F1) {
+            LogUtils.w("BaseActivity F1 pressed")
+            SoundUtils.playSoundIo()
         }
         return super.dispatchKeyEvent(event)
     }

app/src/main/java/com/yinuo/safetywatcher/watcher/ui/HomeActivity.kt

@@ -57,7 +57,6 @@ class HomeActivity : NoOptionsActivity() {
 
     @RequiresApi(Build.VERSION_CODES.R)
     override fun initView() {
-        SoundUtils.init(this, R.raw.sound)
         initTopbarHelper()
         HeartbeatService.actionStart(this@HomeActivity)
         setForCamera()

app/src/main/java/com/yinuo/safetywatcher/watcher/utils/SoundUtils.kt

@@ -3,6 +3,10 @@ package com.yinuo.safetywatcher.watcher.utils
 import android.content.Context
 import android.media.AudioAttributes
 import android.media.SoundPool
+import com.common.commonlib.utils.LogUtils
+import kotlinx.coroutines.GlobalScope
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.launch
 
 object SoundUtils {
 
@@ -28,4 +32,24 @@ object SoundUtils {
         // 播放音效
         soundPool.play(soundId, 1.0f, 1.0f, 1, 0, 1.0f); // 参数依次为音效ID、左声道音量、右声道音量、优先级、循环次数、播放速度
     }
+
+    var soundPlaying = false
+
+    fun playSoundIo() {
+        GPIOUtils.setGpioDirection(152, "out")
+        var gpioValue = 0
+        soundPlaying = true
+        GlobalScope.launch {
+            while (soundPlaying) {
+                gpioValue = if (gpioValue > 0) 0 else 1
+                LogUtils.w("cyy gpioValue ${gpioValue}")
+                GPIOUtils.setGpioValue(152, gpioValue)
+                delay(500)
+            }
+        }
+    }
+
+    fun stopSoundIo() {
+        soundPlaying = false
+    }
 }