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- /*
- * u8g2_esp32_hal.h
- *
- * Created on: Feb 12, 2017
- * Author: kolban
- */
-
- #include "driver/gpio.h"
- #include "driver/i2c.h"
-
- #ifndef U8G2_ESP32_HAL_H_
- #define U8G2_ESP32_HAL_H_
- #include "u8g2.h"
-
- #define U8G2_ESP32_HAL_UNDEFINED (-1)
-
- #define I2C_MASTER_NUM I2C_NUM_1 // I2C port number for master dev
- #define I2C_MASTER_TX_BUF_DISABLE 0 // I2C master do not need buffer
- #define I2C_MASTER_RX_BUF_DISABLE 0 // I2C master do not need buffer
- #define I2C_MASTER_FREQ_HZ 1000000 // I2C master clock frequency
- #define ACK_CHECK_EN 0x1 // I2C master will check ack from slave
- #define ACK_CHECK_DIS 0x0 // I2C master will not check ack from slave
-
- typedef struct {
- gpio_num_t clk;
- gpio_num_t mosi;
- gpio_num_t sda; // data for I²C
- gpio_num_t scl; // clock for I²C
- gpio_num_t cs;
- gpio_num_t reset;
- gpio_num_t dc;
- } u8g2_esp32_hal_t ;
-
- #define U8G2_ESP32_HAL_DEFAULT {U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED, U8G2_ESP32_HAL_UNDEFINED }
-
- void u8g2_esp32_hal_init(u8g2_esp32_hal_t u8g2_esp32_hal_param);
- uint8_t u8g2_esp32_i2c_byte_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
- uint8_t u8g2_esp32_gpio_and_delay_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr);
- #endif /* U8G2_ESP32_HAL_H_ */
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