small improvement for athom music

platformio.ini

@@ -2354,13 +2354,14 @@ board_build.partitions = tools/WLED_ESP32_16MB.csv         ;; WLED standard for
 ;https://www.athom.tech/blank-1/wled-esp32-music-addressable-led-strip-controller
 [env:athom_music_esp32_4MB_M]
 extends = esp32_4MB_M_base
-build_flags = ${esp32_4MB_M_base.build_flags} ${Athom_PDMmic.build_flags}
+build_flags = ${esp32_4MB_M_base.build_flags} 
+  ${Athom_PDMmic.build_flags}
   -D WLED_AP_SSID_UNIQUE
   -D WLED_RELEASE_NAME=athom_music_esp32_4MB_M
   -D ABL_MILLIAMPS_DEFAULT=14500 ; max 15A
   -D WLED_DISABLE_MQTT -D WLED_DISABLE_LOXONE 
   -D WLED_DISABLE_ADALIGHT ;to get 4ld working
-  -D BTNPIN=0 -D RLYPIN=2 -D IRPIN=25 -D IRTYPE=9 -D LEDPIN=18 -D 
+  -D BTNPIN=0 -D RLYPIN=2 -D IRPIN=25 -D IRTYPE=9 -D LEDPIN=18
   -D AUDIOPIN=-1 
   ; -D TEMPERATURE_PIN=23
   -D FLD_PIN_SCL=-1 -D FLD_PIN_SDA=-1 ; use global!
@@ -2370,6 +2371,8 @@ build_flags = ${esp32_4MB_M_base.build_flags} ${Athom_PDMmic.build_flags}
   ; -D PIR_SENSOR_PIN=-1
   ; -D PWM_PIN=-1
   ; -D WLED_USE_MY_CONFIG
+; RAM:   [===       ]  25.9% (used 84948 bytes from 327680 bytes)
+; Flash: [==========]  95.9% (used 1509113 bytes from 1572864 bytes)
 
 ;https://shop.myhome-control.de/Elektronik/
 [env:abc_wled_controller_v43_S]

usermods/audioreactive/audio_reactive.h

@@ -1801,7 +1801,8 @@ class AudioReactive : public Usermod {
       delay(100);         // Give that poor microphone some time to setup.
 
       #if !defined(CONFIG_IDF_TARGET_ESP32S2) && !defined(CONFIG_IDF_TARGET_ESP32C3)
-        if ((i2sckPin == I2S_PIN_NO_CHANGE) && ((dmType == 1) || (dmType == 4)) ) dmType = 5;   // dummy user support: SCK == -1 --means--> PDM microphone
+        if ((i2sckPin == I2S_PIN_NO_CHANGE) && (i2ssdPin >= 0) && (i2swsPin >= 0) 
+            && ((dmType == 1) || (dmType == 4)) ) dmType = 51;   // dummy user support: SCK == -1 --means--> PDM microphone
       #endif
 
       useInputFilter = 2; // default: DC blocker