Merge pull request #1940 from meshtastic/add-heltec-v3

Added support for Heltec V3

protobufs

@@ -1 +1 @@
-Subproject commit 5b892e4c196f8620f2009cdef219eb2c237cc636
+Subproject commit 3a7a4fa3cbd678b814964c0b4fc3af87ade7ec2e

src/mesh/generated/mesh.pb.h

@@ -78,6 +78,10 @@ typedef enum _HardwareModel {
     HardwareModel_DR_DEV = 41, 
     /* M5 esp32 based MCU modules with enclosure, TFT and LORA Shields. All Variants (Basic, Core, Fire, Core2, Paper) https://m5stack.com/ */
     HardwareModel_M5STACK = 42, 
+    /* New Heltec LoRA32 with ESP32-S3 CPU */
+    HardwareModel_HELTEC_V3 = 43, 
+    /* New Heltec Wireless Stick Lite with ESP32-S3 CPU */
+    HardwareModel_HELTEC_WSL_V3 = 44, 
     /* Reserved ID For developing private Ports. These will show up in live traffic sparsely, so we can use a high number. Keep it within 8 bits. */
     HardwareModel_PRIVATE_HW = 255 
 } HardwareModel;

src/platform/esp32/architecture.h

@@ -84,6 +84,8 @@
     #define HW_VENDOR HardwareModel_STATION_G1
 #elif defined(DR_DEV)
     #define HW_VENDOR HardwareModel_DR_DEV
+#elif defined(HELTEC_V3)
+    #define HW_VENDOR HardwareModel_HELTEC_V3
 #endif
 
 //

variants/heltec_v3/platformio.ini

@@ -0,0 +1,9 @@
+[env:heltec-v3] 
+platform = https://github.com/Baptou88/platform-espressif32.git
+extends = esp32_base
+board = heltec_wifi_lora_32_V3
+# Temporary: https://community.platformio.org/t/heltec-esp32-lora-v3-board-support/30406/2
+platform_packages =
+   framework-arduinoespressif32@https://github.com/Baptou88/arduino-esp32.git
+build_flags = 
+  ${esp32s3_base.build_flags} -D HELTEC_V3 -I variants/heltec_v3

variants/heltec_v3/variant.h

@@ -0,0 +1,30 @@
+#define LED_PIN LED
+
+#define RESET_OLED RST_OLED
+#define I2C_SDA SDA_OLED // I2C pins for this board
+#define I2C_SCL SCL_OLED
+
+#define VEXT_ENABLE Vext // active low, powers the oled display and the lora antenna boost
+#define BUTTON_PIN 0
+
+#define BATTERY_PIN 1 // A battery voltage measurement pin, voltage divider connected here to measure battery voltage
+#define ADC_MULTIPLIER 5.22
+
+#define USE_SX1262
+
+#define LORA_DIO0       -1  // a No connect on the SX1262 module
+#define LORA_RESET      12
+#define LORA_DIO1       14   // SX1262 IRQ
+#define LORA_DIO2       13   // SX1262 BUSY
+#define LORA_DIO3           // Not connected on PCB, but internally on the TTGO SX1262, if DIO3 is high the TXCO is enabled
+
+#define RF95_SCK        9
+#define RF95_MISO       11
+#define RF95_MOSI       10
+#define RF95_NSS        8
+
+#define SX126X_CS       RF95_NSS
+#define SX126X_DIO1     LORA_DIO1
+#define SX126X_BUSY     LORA_DIO2
+#define SX126X_RESET    LORA_RESET
+#define SX126X_E22