fixed heap size

fixed core numbers for esp32 tasks
compatible with lolin_c3_mini
delete task main loop() for esp32

platformio.ini

@@ -35,22 +35,18 @@ lib_deps =
 lib_ignore = 
 extra_scripts = 
 	post:tools/build.py
-build_flags = 
-	${env.build_flags}
-	-D RAM_SIZE=81920
+build_flags = ${env.build_flags}
 
 [esp32_defaults]
 platform = espressif32
 lib_deps =
 	${env.lib_deps}
-	laxilef/ESP32Scheduler@^1.0
+	laxilef/ESP32Scheduler@^1.0.0
 lib_ignore = 
 extra_scripts = 
 	post:tools/esp32.py
 	post:tools/build.py
-build_flags = 
-	${env.build_flags}
-	-D RAM_SIZE=327680
+build_flags = ${env.build_flags}
 
 
 ; Boards
@@ -129,6 +125,21 @@ build_flags =
 	-D LED_STATUS_PIN=11
 	-D LED_OT_RX_PIN=10
 
+[env:c3_mini] 
+platform = ${esp32_defaults.platform}
+board = lolin_c3_mini
+lib_deps = ${esp32_defaults.lib_deps}
+lib_ignore = ${esp32_defaults.lib_ignore}
+extra_scripts = ${esp32_defaults.extra_scripts}
+build_flags = 
+	-D PIO_FRAMEWORK_ARDUINO_LWIP2_HIGHER_BANDWIDTH
+	-D OT_IN_PIN_DEFAULT=8
+	-D OT_OUT_PIN_DEFAULT=10
+	-D SENSOR_OUTDOOR_PIN_DEFAULT=0
+	-D SENSOR_INDOOR_PIN_DEFAULT=1
+	-D LED_STATUS_PIN=4
+	-D LED_OT_RX_PIN=5
+
 [env:nodemcu_32s]
 platform = ${esp32_defaults.platform}
 board = nodemcu-32s