26 lines
1.5 KiB
C
26 lines
1.5 KiB
C
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// Hardware related definitions for Heltec V2 LoRa-32 Board
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#define HAS_LORA 1 // comment out if device shall not send data via LoRa
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#define HAS_SPI 1 // comment out if device shall not send data via SPI
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#define CFG_sx1276_radio 1
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#define HAS_DISPLAY U8X8_SSD1306_128X64_NONAME_HW_I2C // OLED-Display on board
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#define HAS_LED GPIO_NUM_25 // white LED on board
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#define HAS_BUTTON GPIO_NUM_0 // button "PROG" on board
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// re-define pin definitions of pins_arduino.h
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#define PIN_SPI_SS GPIO_NUM_18 // ESP32 GPIO18 -- SX1276 NSS (Pin19) SPI Chip Select Input
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#define PIN_SPI_MOSI GPIO_NUM_27 // ESP32 GPIO27 -- SX1276 MOSI (Pin18) SPI Data Input
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#define PIN_SPI_MISO GPIO_NUM_19 // ESP32 GPIO19 -- SX1276 MISO (Pin17) SPI Data Output
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#define PIN_SPI_SCK GPIO_NUM_5 // ESP32 GPIO5 -- SX1276 SCK (Pin16) SPI Clock Input
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// non arduino pin definitions
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#define RST GPIO_NUM_14 // ESP32 GPIO18 -- SX1276 NRESET (Pin7) Reset Trigger Input
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#define DIO0 GPIO_NUM_26 // ESP32 GPIO26 -- SX1276 DIO0 (Pin8) used by LMIC for detecting LoRa RX_Done & TX_Done
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#define DIO1 GPIO_NUM_34 // ESP32 GPIO33 -- SX1276 DIO1 (Pin9) used by LMIC for detecting LoRa RX_Timeout
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#define DIO2 GPIO_NUM_35 // 32 ESP32 GPIO32 -- SX1276 DIO2 (Pin10) not used by LMIC for LoRa (Timeout for FSK only)
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// Hardware pin definitions for Heltec LoRa-32 Board with OLED SSD1306 I2C Display
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#define OLED_RST GPIO_NUM_16 // ESP32 GPIO16 -- SD1306 RST
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#define I2C_SDA GPIO_NUM_4 // ESP32 GPIO4 -- SD1306 D1+D2
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#define I2C_SCL GPIO_NUM_15 // ESP32 GPIO15 -- SD1306 D0
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