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18cf8ca4fa
* Generalise SPI pin names * CS not NSS * trunk fmt * Update variant.h --------- Co-authored-by: Ben Meadors <benmmeadors@gmail.com>
77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
// Initialize i2c bus on sd_dat and esp_led pins, respectively. We need a bus to not hang on boot
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#define HAS_SCREEN 0
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#define I2C_SDA 4
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#define I2C_SCL 5
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#define BATTERY_PIN 34
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#define ADC_CHANNEL ADC1_GPIO34_CHANNEL
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// GPS
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#undef GPS_RX_PIN
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#define GPS_RX_PIN NOT_A_PIN
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#define HAS_GPS 0
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#define BUTTON_PIN 13 // The middle button GPIO on the T-Beam
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#define BUTTON_NEED_PULLUP
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#define EXT_NOTIFY_OUT 12 // Overridden default pin to use for Ext Notify Module (#975).
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#define LORA_DIO0 NOT_A_PIN // a No connect on the SX1262/SX1268 module
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#define LORA_RESET NOT_A_PIN // RST for SX1276, and for SX1262/SX1268
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#define LORA_DIO3 NOT_A_PIN // Not connected on PCB, but internally on the SX1262/SX1268, if DIO3 is high the TXCO is enabled
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// In transmitting, set TXEN as high communication level，RXEN pin is low level;
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// In receiving, set RXEN as high communication level, TXEN is lowlevel;
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// Before powering off, set TXEN、RXEN as low level.
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#undef LORA_SCK
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#define LORA_SCK 18
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#undef LORA_MISO
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#define LORA_MISO 19
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#undef LORA_MOSI
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#define LORA_MOSI 23
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// PINS FOR THE 900M22S
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#define LORA_DIO1 26 // IRQ for SX1262/SX1268
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#define LORA_DIO2 22 // BUSY for SX1262/SX1268
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// NOT_A_PIN is treated as RADIOLIB_NC due to how they are defined, best to use RADIOLIB_NC directly
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#define LORA_TXEN RADIOLIB_NC // Input - RF switch TX control, connecting external MCU IO or DIO2, valid in high level
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// E22_TXEN_CONNECTED_TO_DIO2 wasn't defined, so RXEN wasn't controlled. Commented it out to maintain behavior, but shouldn't be.
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// Need to comment out defining SX126X_RXEN as LORA_RXEN too
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// #define LORA_RXEN 17 // Input - RF switch RX control, connecting external MCU IO, valid in high level
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#undef LORA_CS
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#define LORA_CS 16
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#define SX126X_BUSY 22
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#define SX126X_CS 16
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// PINS FOR THE 900M30S
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/*
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#define LORA_DIO1 27 // IRQ for SX1262/SX1268
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#define LORA_DIO2 35 // BUSY for SX1262/SX1268
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#define LORA_TXEN NOT_A_PIN // Input - RF switch TX control, connecting external MCU IO or DIO2, valid in high level
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#define LORA_RXEN 21 // Input - RF switch RX control, connecting external MCU IO, valid in high level
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#undef LORA_CS
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#define LORA_CS 33
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#define SX126X_BUSY 35
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#define SX126X_CS 33
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*/
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// RX/TX for RFM95/SX127x
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// #define RF95_RXEN LORA_RXEN
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#define RF95_TXEN LORA_TXEN
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// #define RF95_TCXO <GPIO#>
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// common pinouts for SX126X modules
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#define SX126X_DIO1 LORA_DIO1
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#define SX126X_RESET LORA_RESET
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// #define SX126X_RXEN LORA_RXEN
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#define SX126X_TXEN LORA_TXEN
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// supported modules list
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// #define USE_RF95 // RFM95/SX127x
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#define USE_SX1262
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// #define USE_SX1268
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// #define USE_LLCC68
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#define SX126X_DIO2_AS_RF_SWITCH
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#define SX126X_DIO3_TCXO_VOLTAGE 1.8
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