60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
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// #define RADIOLIB_CUSTOM_ARDUINO 1
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// #define RADIOLIB_TONE_UNSUPPORTED 1
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// #define RADIOLIB_SOFTWARE_SERIAL_UNSUPPORTED 1
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#define ARDUINO_ARCH_AVR
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// #define USE_SH1106 1
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// default I2C pins:
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// SDA = 4
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// SCL = 5
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// Recommended pins for SerialModule:
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// txd = 8
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// rxd = 9
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#define EXT_NOTIFY_OUT 22
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#undef BUTTON_PIN // Pin 17 used for antenna switching via DIO4
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#define LED_PIN PIN_LED
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// #define BATTERY_PIN 26
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// ratio of voltage divider = 3.0 (R17=200k, R18=100k)
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// #define ADC_MULTIPLIER 3.1 // 3.0 + a bit for being optimistic
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#define HAS_CPU_SHUTDOWN 1
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#define USE_SX1262
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#undef LORA_SCK
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#undef LORA_MISO
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#undef LORA_MOSI
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#undef LORA_CS
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// https://www.waveshare.com/rp2040-lora.htm
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// https://www.waveshare.com/img/devkit/RP2040-LoRa-HF/RP2040-LoRa-HF-details-11.jpg
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#define LORA_SCK 14 // GPIO14
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#define LORA_MISO 24 // GPIO24
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#define LORA_MOSI 15 // GPIO15
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#define LORA_CS 13 // GPIO13
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#define LORA_DIO0 RADIOLIB_NC // No GPIO connection
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#define LORA_RESET 23 // GPIO23
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#define LORA_BUSY 18 // GPIO18
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#define LORA_DIO1 16 // GPIO16
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#define LORA_DIO2 RADIOLIB_NC // Antenna switching, no GPIO connection
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#define LORA_DIO3 RADIOLIB_NC // No GPIO connection
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#define LORA_DIO4 17 // GPIO17
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// On rp2040-lora board the antenna switch is wired and works with complementary-pin control logic.
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// See PE4259 datasheet page 4
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#ifdef USE_SX1262
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#define SX126X_CS LORA_CS
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#define SX126X_DIO1 LORA_DIO1
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#define SX126X_BUSY LORA_BUSY
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#define SX126X_RESET LORA_RESET
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#define SX126X_DIO2_AS_RF_SWITCH // Antenna switch CTRL
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#define SX126X_RXEN LORA_DIO4 // Antenna switch !CTRL via GPIO17
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// #define SX126X_DIO3_TCXO_VOLTAGE 1.8
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#endif
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