Added support for LoRa32 v2.1 boards

Config.h

@@ -4,7 +4,7 @@
 	#define CONFIG_H
 
 	#define MAJ_VERS  0x01
-	#define MIN_VERS  0x18
+	#define MIN_VERS  0x19
 
 	#define PLATFORM_AVR   0x90
     #define PLATFORM_ESP32 0x80
@@ -109,8 +109,13 @@
 			const int pin_cs = 18;
 			const int pin_reset = 23;
 			const int pin_dio = 26;
-			const int pin_led_rx = 2;
+			#if defined(EXTERNAL_LEDS)
+				const int pin_led_rx = 15;
+				const int pin_led_tx = 4;
+			#else
+				const int pin_led_rx = 25;
 				const int pin_led_tx = 25;
+			#endif
 		#else
 			#error An unsupported board was selected. Cannot compile RNode firmware.
 		#endif

Makefile

@@ -24,6 +24,9 @@ firmware-lora32_v20:
 firmware-lora32_v21:
 	arduino-cli compile --fqbn esp32:esp32:ttgo-lora32 --build-property "compiler.cpp.extra_flags=\"-DBOARD_MODEL=0x37\""
 
+firmware-lora32_v21_extled:
+	arduino-cli compile --fqbn esp32:esp32:ttgo-lora32 --build-property "compiler.cpp.extra_flags=\"-DBOARD_MODEL=0x37\" \"-DEXTERNAL_LEDS=true\""
+
 firmware-featheresp32:
 	arduino-cli compile --fqbn esp32:esp32:featheresp32 --build-property "compiler.cpp.extra_flags=\"-DBOARD_MODEL=0x34\""
 
@@ -53,6 +56,8 @@ upload-featheresp32:
 upload-mega2560:
 	arduino-cli upload -p /dev/ttyACM0 --fqbn arduino:avr:mega
 
+
+
 release-all: release-rnode release-tbeam release-lora32_v21 release-featheresp32 release-genericesp32
 
 release-rnode:

RNode_Firmware.ino

@@ -250,6 +250,7 @@ bool startRadio() {
 
         // Flash an info pattern to indicate
         // that the radio is now on
+        kiss_indicate_radiostate();
         led_indicate_info(3);
         return true;
       }
@@ -258,12 +259,15 @@ bool startRadio() {
       // Flash a warning pattern to indicate
       // that the radio was locked, and thus
       // not started
+      radio_online = false;
+      kiss_indicate_radiostate();
       led_indicate_warning(3);
       return false;
     }
   } else {
     // If radio is already on, we silently
     // ignore the request.
+    kiss_indicate_radiostate();
     return true;
   }
 }

ROM.h

@@ -6,8 +6,14 @@
 	#define PRODUCT_RNODE  0x03
 	#define PRODUCT_HMBRW  0xF0
 	#define PRODUCT_TBEAM  0xE0
+	#define PRODUCT_T32_20 0xB0
+	#define PRODUCT_T32_21 0xB1
 	#define MODEL_A4 0xA4
 	#define MODEL_A9 0xA9
+	#define MODEL_B3 0xB3
+	#define MODEL_B8 0xB8
+	#define MODEL_B4 0xB4
+	#define MODEL_B9 0xB9
 	#define MODEL_E4 0xE4
 	#define MODEL_E9 0xE9
 	#define MODEL_FF 0xFF

Utilities.h

@@ -49,8 +49,8 @@ uint8_t boot_vector = 0x00;
 	#elif BOARD_MODEL == BOARD_LORA32_V2_1
 		void led_rx_on()  { digitalWrite(pin_led_rx, HIGH); }
 		void led_rx_off() {	digitalWrite(pin_led_rx, LOW); }
-		void led_tx_on()  { digitalWrite(pin_led_tx, LOW); }
+		void led_tx_on()  { digitalWrite(pin_led_tx, HIGH); }
-		void led_tx_off() { digitalWrite(pin_led_tx, HIGH); }
+		void led_tx_off() { digitalWrite(pin_led_tx, LOW); }
 	#elif BOARD_MODEL == BOARD_HUZZAH32
 		void led_rx_on()  { digitalWrite(pin_led_rx, HIGH); }
 		void led_rx_off() {	digitalWrite(pin_led_rx, LOW); }
@@ -130,6 +130,20 @@ void led_indicate_warning(int cycles) {
 	  led_rx_off();
 	}
 #elif MCU_VARIANT == MCU_ESP32
+	#if BOARD_MODEL == BOARD_LORA32_V2_1
+		void led_indicate_info(int cycles) {
+			bool forever = (cycles == 0) ? true : false;
+			cycles = forever ? 1 : cycles;
+			while(cycles > 0) {
+		    led_rx_off();
+		    delay(100);
+		    led_rx_on();
+		    delay(100);
+		    if (!forever) cycles--;
+		  }
+		  led_rx_off();
+		}
+	#else
 		void led_indicate_info(int cycles) {
 			bool forever = (cycles == 0) ? true : false;
 			cycles = forever ? 1 : cycles;
@@ -143,6 +157,7 @@ void led_indicate_warning(int cycles) {
 		  led_tx_off();
 		}
 	#endif
+#endif
 
 
 unsigned long led_standby_ticks = 0;
@@ -195,7 +210,13 @@ int8_t  led_standby_direction = 0;
 			} else {
 				led_tx_off();
 			}
+			#if BOARD_MODEL == BOARD_LORA32_V2_1
+				#if defined(EXTERNAL_LEDS)
 					led_rx_off();
+				#endif
+			#else
+				led_rx_off();
+			#endif
 
 		}
 	}
@@ -564,7 +585,14 @@ bool eeprom_lock_set() {
 
 bool eeprom_product_valid() {
 	uint8_t rval = EEPROM.read(eeprom_addr(ADDR_PRODUCT));
-	if (rval == PRODUCT_RNODE || rval == PRODUCT_HMBRW || rval == PRODUCT_TBEAM) {
+
+	#if PLATFORM == PLATFORM_AVR
+	if (rval == PRODUCT_RNODE || rval == PRODUCT_HMBRW) {
+	#elif PLATFORM == PLATFORM_ESP32
+	if (rval == PRODUCT_RNODE || rval == PRODUCT_HMBRW || rval == PRODUCT_TBEAM || rval == PRODUCT_T32_20 || rval == PRODUCT_T32_21) {
+	#else
+	if (false) {
+	#endif
 		return true;
 	} else {
 		return false;
@@ -573,7 +601,19 @@ bool eeprom_product_valid() {
 
 bool eeprom_model_valid() {
 	model = EEPROM.read(eeprom_addr(ADDR_MODEL));
-	if (model == MODEL_A4 || model == MODEL_A9 || model == MODEL_FF || model == MODEL_E4 || model == MODEL_E9) {
+	#if BOARD_MODEL == BOARD_RNODE
+	if (model == MODEL_A4 || model == MODEL_A9) {
+	#elif BOARD_MODEL == BOARD_HMBRW
+	if (model == MODEL_FF) {
+	#elif BOARD_MODEL == BOARD_TBEAM
+	if (model == MODEL_E4 || model == MODEL_E9) {
+	#elif BOARD_MODEL == BOARD_LORA32_V2_0
+	if (model == MODEL_B3 || model == MODEL_B8) {
+	#elif BOARD_MODEL == BOARD_LORA32_V2_1
+	if (model == MODEL_B4 || model == MODEL_B9) {
+	#else
+	if (false) {
+	#endif
 		return true;
 	} else {
 		return false;