Boards and Pins

These boards have been successfully tested with ttn-esp32. The pin configuration is shown below.

ttgo ESP32 SX1276 LoRa 868Mhz v1 (with and without display)

PIN configuration

#define TTN_SPI_HOST      HSPI_HOST
#define TTN_SPI_DMA_CHAN  1
#define TTN_PIN_SPI_SCLK  5
#define TTN_PIN_SPI_MOSI  27
#define TTN_PIN_SPI_MISO  19
#define TTN_PIN_NSS       18
#define TTN_PIN_RXTX      TTN_NOT_CONNECTED
#define TTN_PIN_RST       14
#define TTN_PIN_DIO0      26
#define TTN_PIN_DIO1      33

The different ttgo versions can be easily distinugished by comparing the location and type of WiFi antenna. In this case, it's a metal antenna along the pins.