Defining all interrupt levels at a single place in config.h

Author: LIFsCode

eloc610LowPowerPartition/src/config.cpp

@@ -17,7 +17,7 @@ i2s_config_t i2s_mic_Config = {
     #endif
 
     .communication_format = I2S_COMM_FORMAT_I2S,
-    .intr_alloc_flags = ESP_INTR_FLAG_LEVEL3,
+    .intr_alloc_flags = I2S_INTR_PIRO,
     .dma_buf_count = gBufferCount,  //so 2000 sample  buffer at 16khz sr gives us 125ms to do our writing
     .dma_buf_len = gBufferLen,  // 8 buffers gives us half  second
     .use_apll = gUseAPLL, //not getting set. gUseAPLL, //the only thing that works with LowPower/APLL is 16khz 12khz??

eloc610LowPowerPartition/src/config.h

@@ -41,8 +41,11 @@
         #define OTHER_GPIO_BUTTON GPIO_NUM_0
         #define VOLTAGE_PIN GPIO_NUM_34
 
-        /** Interrupt definitions*/
+        /** Interrupt definitions
+         *  lower levels are lower priorities
+        */
         #define GPIO_INTR_PRIO ESP_INTR_FLAG_LEVEL1
+        #define I2S_INTR_PIRO ESP_INTR_FLAG_LEVEL2