// updated variant 20250420 berlincount, tested with HTIT-TB // // connections in HTIT-WB // per https://www.espressif.com/sites/default/files/documentation/esp32_datasheet_en.pdf // md5: a0e6ae10ff76611aa61433366b2e4f5c esp32_datasheet_en.pdf // per https://resource.heltec.cn/download/Wireless_Bridge/Schematic_Diagram_HTIT-WB_V0.2.pdf // md5: d5c1b0219ece347dd8cee866d7d3ab0a Schematic_Diagram_HTIT-WB_V0.2.pdf #define NO_EXT_GPIO 1 #define NO_GPS 1 #define HAS_GPS 0 // GPS is not equipped #undef GPS_RX_PIN #undef GPS_TX_PIN // Green / Lora = PIN 22 / GPIO2, Yellow / Wifi = PIN 23 / GPIO0, Blue / BLE = PIN 25 / GPIO16 #define LED_PIN 22 #define WIFI_LED 23 #define BLE_LED 25 // ESP32-D0WDQ6 direct pins SX1276 #define USE_RF95 #define LORA_DIO0 26 #define LORA_DIO1 35 #define LORA_DIO2 34 #define LORA_SCK 05 #define LORA_MISO 19 #define LORA_MOSI 27 #define LORA_CS 18 // several things are not possible with JTAG enabled #ifndef USE_JTAG #define LORA_RESET 14 // LoRa Reset shares a pin with MTMS #define I2C_SDA 4 // SD_DATA1 going to W25Q64, but #define I2C_SCL 15 // SD_CMD shared a pin with MTD0 #endif // user button is present on device, but currently untested & unconfigured - couldn't figure out how it's connected // battery support is present within device, but currently untested & unconfigured - couldn't find reliable information yet