22 lines
1.1 KiB
C
22 lines
1.1 KiB
C
// Hardware related definitions for TTGO T-Beam board
|
|
|
|
#define CFG_sx1276_radio 1 // HPD13A LoRa SoC
|
|
|
|
#define HAS_LED 21 // on board green LED_G1
|
|
#define HAS_BATTERY_PROBE ADC1_GPIO35_CHANNEL // battery probe GPIO pin -> ADC1_CHANNEL_7
|
|
#define BATT_FACTOR 2 // voltage divider 100k/100k on board
|
|
// #define HAS_GPS // to be done
|
|
// GSP serial (9600, SERIAL_8N1, 12, 15); //17-TX 18-RX
|
|
|
|
// re-define pin definitions of pins_arduino.h
|
|
#define PIN_SPI_SS 18 // ESP32 GPIO18 (Pin18) -- HPD13A NSS/SEL (Pin4) SPI Chip Select Input
|
|
#define PIN_SPI_MOSI 27 // ESP32 GPIO27 (Pin27) -- HPD13A MOSI/DSI (Pin6) SPI Data Input
|
|
#define PIN_SPI_MISO 19 // ESP32 GPIO19 (Pin19) -- HPD13A MISO/DSO (Pin7) SPI Data Output
|
|
#define PIN_SPI_SCK 5 // ESP32 GPIO5 (Pin5) -- HPD13A SCK (Pin5) SPI Clock Input
|
|
|
|
// non arduino pin definitions
|
|
#define RST LMIC_UNUSED_PIN // connected to ESP32 RST/EN
|
|
#define DIO0 26 // ESP32 GPIO26 <-> HPD13A IO0
|
|
#define DIO1 33 // Lora1 <-> HPD13A IO1 // !! NEEDS EXTERNAL WIRING !!
|
|
#define DIO2 32 // Lora2 <-> HPD13A IO2 // needs external wiring, but not necessary for LoRa, only FSK
|