board ttgo t-fox added

src/hal/ttgofox.h

@@ -0,0 +1,33 @@
+// clang-format off
+
+#ifndef _TTGOFOX_H
+#define _TTGOFOX_H
+
+#include <stdint.h>
+
+#define HAS_LORA 1       // comment out if device shall not send data via LoRa
+#define CFG_sx1276_radio 1 // HPD13A LoRa SoC
+
+#define HAS_DISPLAY U8X8_SSD1306_128X64_NONAME_HW_I2C
+#define HAS_LED NOT_A_PIN // green on board LED
+//#define LED_ACTIVE_LOW 1  // Onboard LED is active when pin is LOW
+#define HAS_BATTERY_PROBE ADC1_GPIO35_CHANNEL // uses GPIO7
+#define BATT_FACTOR 2 // voltage divider 100k/100k on board
+#define HAS_BUTTON GPIO_NUM_36 // on board button (next to reset)
+
+// Pins for I2C interface of OLED Display
+#define MY_OLED_SDA (21)
+#define MY_OLED_SCL (22)
+#define MY_OLED_RST U8X8_PIN_NONE
+
+// Pins for LORA chip SPI interface, reset line and interrupt lines
+#define LORA_SCK  (5) 
+#define LORA_CS   (18)
+#define LORA_MISO (19)
+#define LORA_MOSI (27)
+#define LORA_RST  (23)
+#define LORA_IRQ  (26)
+#define LORA_IO1  (33)
+#define LORA_IO2  (32)
+
+#endif