// clang-format off
// upload_speed 921600
// board heltec_wifi_lora_32_V2

#ifndef _HELTECV21_H
#define _HELTECV21_H

#include <stdint.h>

// Hardware related definitions for Heltec V2.1 LoRa-32 Board
// see https://heltec-automation-docs.readthedocs.io/en/latest/esp32/wifi_lora_32/hardware_update_log.html#v2-1

//#define HAS_BME 1 // Enable BME sensors in general
//#define HAS_BME680 GPIO_NUM_4, GPIO_NUM_15 // SDA, SCL
//#define BME680_ADDR BME680_I2C_ADDR_PRIMARY // connect SDIO of BME680 to GND 
//#define HAS_BMP180
//#define BMP180_ADDR 0x77

#define HAS_LORA 1       // comment out if device shall not send data via LoRa
#define CFG_sx1276_radio 1

#define HAS_DISPLAY 1 // OLED-Display on board
#define HAS_LED LED_BUILTIN                           // white LED on board
#define HAS_BUTTON KEY_BUILTIN                        // button "PROG" on board

#define BAT_MEASURE_ADC ADC1_GPIO37_CHANNEL  // battery probe GPIO pin
#define BAT_VOLTAGE_DIVIDER 2 // voltage divider 220k/100k on board

// switches battery power and Vext, switch logic 0 = on / 1 = off
#define EXT_POWER_SW Vext
#define EXT_POWER_ON 0

// Pins for I2C interface of OLED Display
#define MY_DISPLAY_SDA SDA_OLED
#define MY_DISPLAY_SCL SCL_OLED
#define MY_DISPLAY_RST RST_OLED

// Pins for LORA chip SPI interface come from board file, we need some
// additional definitions for LMIC
#define LORA_IRQ DIO0
#define LORA_IO1 DIO1
#define LORA_IO2 DIO2
#define LORA_SCK SCK
#define LORA_MISO MISO
#define LORA_MOSI MOSI
#define LORA_RST RST_LoRa
#define LORA_CS SS

#endif