45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
// clang-format off
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// upload_speed 921600
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// board heltec_wifi_lora_32_V2
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#ifndef _HELTECV2_H
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#define _HELTECV2_H
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#include <stdint.h>
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// Hardware related definitions for Heltec V2 LoRa-32 Board
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// see https://docs.heltec.org/en/node/esp32/dev-board/hardware_update_log.html#v2
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#define HAS_LORA 1 // comment out if device shall not send data via LoRa
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#define CFG_sx1276_radio 1
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#define HAS_DISPLAY 1 // OLED-Display on board
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#define HAS_LED LED_BUILTIN // white LED on board (set to NOT_A_PIN to disable)
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#define HAS_BUTTON KEY_BUILTIN // button "PROG" on board
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#define BAT_MEASURE_ADC ADC2_GPIO13_CHANNEL // battery probe GPIO pin
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#define BAT_MEASURE_ADC_UNIT 2 // ADC 2
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#define BAT_VOLTAGE_DIVIDER 2 // voltage divider 220k/100k on board
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// switches battery power and Vext, switch logic 0 = on / 1 = off
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#define EXT_POWER_SW Vext
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#define EXT_POWER_ON 0
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// Pins for I2C interface of OLED Display
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#define MY_DISPLAY_SDA SDA_OLED
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#define MY_DISPLAY_SCL SCL_OLED
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#define MY_DISPLAY_RST RST_OLED
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// Pins for LORA chip SPI interface come from board file, we need some
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// additional definitions for LMIC
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#define LORA_IRQ DIO0
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#define LORA_IO1 DIO1
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#define LORA_IO2 DIO2
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#define LORA_SCK SCK
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#define LORA_MISO MISO
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#define LORA_MOSI MOSI
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#define LORA_RST RST_LoRa
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#define LORA_CS SS
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#endif
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