comparison: main/u8g2_esp32_hal.h
main/u8g2_esp32_hal.h
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| 1 /* | |
| 2 * u8g2_esp32_hal.h | |
| 3 * | |
| 4 * Created on: Feb 12, 2017 | |
| 5 * Author: kolban | |
| 6 */ | |
| 7 | |
| 8 #ifndef U8G2_ESP32_HAL_H_ | |
| 9 #define U8G2_ESP32_HAL_H_ | |
| 10 #include "u8g2.h" | |
| 11 | |
| 12 #include "driver/gpio.h" | |
| 13 #include "driver/spi_master.h" | |
| 14 #include "driver/i2c.h" | |
| 15 | |
| 16 #define U8G2_ESP32_HAL_UNDEFINED (-1) | |
| 17 | |
| 18 #define I2C_MASTER_NUM I2C_NUM_1 // I2C port number for master dev | |
| 19 #define I2C_MASTER_TX_BUF_DISABLE 0 // I2C master do not need buffer | |
| 20 #define I2C_MASTER_RX_BUF_DISABLE 0 // I2C master do not need buffer | |
| 21 #define I2C_MASTER_FREQ_HZ 50000 // I2C master clock frequency | |
| 22 #define ACK_CHECK_EN 0x1 // I2C master will check ack from slave | |
| 23 #define ACK_CHECK_DIS 0x0 // I2C master will not check ack from slave | |
| 24 | |
| 25 typedef struct { | |
| 26 gpio_num_t clk; | |
| 27 gpio_num_t mosi; | |
| 28 gpio_num_t sda; // data for I²C | |
| 29 gpio_num_t scl; // clock for I²C | |
| 30 gpio_num_t cs; | |
| 31 gpio_num_t reset; | |
| 32 gpio_num_t dc; | |
| 33 } u8g2_esp32_hal_t ; | |
| 34 | |
| 35 #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 } | |
| 36 | |
| 37 void u8g2_esp32_hal_init(u8g2_esp32_hal_t u8g2_esp32_hal_param); | |
| 38 uint8_t u8g2_esp32_spi_byte_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr); | |
| 39 uint8_t u8g2_esp32_i2c_byte_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr); | |
| 40 uint8_t u8g2_esp32_gpio_and_delay_cb(u8x8_t *u8x8, uint8_t msg, uint8_t arg_int, void *arg_ptr); | |
| 41 #endif /* U8G2_ESP32_HAL_H_ */ |
