2024-03-06 06:09:49 +08:00
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// I2C设置
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#define I2C_MASTER_TX_BUF_DISABLE 0 /*!< I2C master doesn't need buffer */
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#define I2C_MASTER_RX_BUF_DISABLE 0 /*!< I2C master doesn't need buffer */
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2024-03-07 05:21:06 +08:00
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#define I2C0_PORT 0
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2024-03-06 06:09:49 +08:00
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#define I2C0_SCL_IO 42
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#define I2C0_SDA_IO 41
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#define I2C0_FREQ_HZ 40000
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#define I2C_MASTER_TIMEOUT_MS 14000
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2024-03-07 05:21:06 +08:00
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#include "driver/i2c_master.h"
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2024-03-06 06:09:49 +08:00
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#include "esp_log.h"
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2024-03-08 01:45:59 +08:00
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#include <sw7203.h>
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2024-03-06 06:09:49 +08:00
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2024-03-07 05:21:06 +08:00
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i2c_master_bus_config_t i2c0_mst_config_1 = {
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.clk_source = I2C_CLK_SRC_DEFAULT,
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.i2c_port = I2C0_PORT,
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.scl_io_num = I2C0_SCL_IO,
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.sda_io_num = I2C0_SDA_IO,
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.glitch_ignore_cnt = 7,
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.flags.enable_internal_pullup = true,
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};
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i2c_master_bus_handle_t I2C0_bus_handle;
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void app_main()
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{
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ESP_ERROR_CHECK(i2c_new_master_bus(&i2c0_mst_config_1, &I2C0_bus_handle));
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ESP_ERROR_CHECK(i2c_master_probe(I2C0_bus_handle, 0x22, -1));
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ESP_ERROR_CHECK(i2c_del_master_bus(I2C0_bus_handle));
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}
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