cs43l22 volume range

Author: pschatzmann

src/Driver.h

@@ -306,11 +306,10 @@ class AudioDriverCS43l22Class : public AudioDriver {
     setPAPower(true);
   // Setup enable pin for codec
     delay(100);
-    int vol = map(volume, 0, 100, DEFAULT_VOLMIN, DEFAULT_VOLMAX);
     uint32_t freq = getFrequency(codec_cfg.i2s.rate);
     uint16_t outputDevice = getOutput(codec_cfg.output_device);
     AD_LOGD("cs43l22_Init");
-    bool result = cs43l22_Init(deviceAddr, outputDevice, vol, freq, getI2C()) == 0;
+    bool result = cs43l22_Init(deviceAddr, outputDevice, volume, freq, getI2C()) == 0;
     if (!result){
       AD_LOGE("error: cs43l22_Init");
     }
@@ -325,8 +324,7 @@ class AudioDriverCS43l22Class : public AudioDriver {
 
   bool setVolume(int volume) {
     this->volume = volume;
-    int vol = map(volume, 0, 100, DEFAULT_VOLMIN, DEFAULT_VOLMAX);
-    return cs43l22_SetVolume(deviceAddr, vol) == 0;
+    return cs43l22_SetVolume(deviceAddr, volume) == 0;
   }
   int getVolume() { return volume; }
 

src/Driver/cs43l22/cs43l22.c

@@ -337,8 +337,8 @@ uint32_t cs43l22_Stop(uint16_t DeviceAddr, uint32_t CodecPdwnMode)
 /**
   * @brief Sets higher or lower the codec volume level.
   * @param DeviceAddr: Device address on communication Bus.   
-  * @param Volume: a byte value from 0 to 255 (refer to codec registers 
-  *                description for more details).
+  * @param Volume: a byte value from 0 to 100 ( which is mapped to 0 - 255 ,
+  *                 refer to codec registers description for more details).
   *         
   * @retval 0 if correct communication, else wrong communication
   */