42 lines
881 B
C
42 lines
881 B
C
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#ifndef I2C_H
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#define I2C_H
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#define I2C_BUS_PORT 0
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#include <driver/i2c_master.h>
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#include "soc/gpio_num.h"
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static const char *TAG = "lcd-panel";
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struct I2C {
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I2C(gpio_num_t sda, gpio_num_t scl, int rst = -1) :
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i2c_bus_(nullptr),
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rst_num_(rst),
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bus_config_(
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(i2c_master_bus_config_t) {
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.i2c_port = I2C_BUS_PORT,
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.sda_io_num = sda,
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.scl_io_num = scl,
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.clk_source = I2C_CLK_SRC_DEFAULT,
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.glitch_ignore_cnt = 7,
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.flags {
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.enable_internal_pullup = true,
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},
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}
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)
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{
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ESP_LOGI(TAG, "Initialize I2C bus");
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ESP_ERROR_CHECK(i2c_new_master_bus(&bus_config_, &i2c_bus_));
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}
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~I2C() = default;
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i2c_master_bus_handle_t i2c_bus_;
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int rst_num_;
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private:
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i2c_master_bus_config_t bus_config_;
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};
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#endif //I2C_H
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