meshtastic-firmware/variants/tbeam/variant.h

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1.6 KiB
C

// #define BUTTON_NEED_PULLUP // if set we need to turn on the internal CPU pullup during sleep
#define I2C_SDA 21
#define I2C_SCL 22
#define BUTTON_PIN 38 // The middle button GPIO on the T-Beam
//#define BUTTON_PIN_ALT 13 // Alternate GPIO for an external button if needed. Does anyone use this? It is not documented anywhere.
#define EXT_NOTIFY_OUT 13 // Default pin to use for Ext Notify Plugin.
#define LED_INVERTED 1
#define LED_PIN 4 // Newer tbeams (1.1) have an extra led on GPIO4
// TTGO uses a common pinout for their SX1262 vs RF95 modules - both can be enabled and we will probe at runtime for RF95 and if
// not found then probe for SX1262
#define USE_RF95
#define USE_SX1262
#define LORA_DIO0 26 // a No connect on the SX1262 module
#define LORA_RESET 23
#define LORA_DIO1 33 // SX1262 IRQ
#define LORA_DIO2 32 // SX1262 BUSY
#define LORA_DIO3 // Not connected on PCB, but internally on the TTGO SX1262, if DIO3 is high the TXCO is enabled
#ifdef USE_SX1262
#define SX126X_CS RF95_NSS // FIXME - we really should define LORA_CS instead
#define SX126X_DIO1 LORA_DIO1
#define SX126X_BUSY LORA_DIO2
#define SX126X_RESET LORA_RESET
#define SX126X_E22 // Not really an E22 but TTGO seems to be trying to clone that
// Internally the TTGO module hooks the SX1262-DIO2 in to control the TX/RX switch (which is the default for the sx1262interface
// code)
#endif
// Leave undefined to disable our PMU IRQ handler. DO NOT ENABLE THIS because the pmuirq can cause sperious interrupts
// and waking from light sleep
// #define PMU_IRQ 35
#define AXP192_SLAVE_ADDRESS 0x34