BRNSystems/cardputerfw
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This commit is contained in:
Bruno Rybársky
2026-05-08 23:46:39 +02:00
parent 469177e5cb
commit 0a7e80a16a
9 changed files with 1855 additions and 144 deletions
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main/drivers/i2c.h
+6 -4
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@@ -8,9 +8,11 @@ extern i2c_master_bus_handle_t bus;
void i2c_init(int sda, int scl);
esp_err_t i2c_write_reg(uint8_t addr, uint8_t reg, uint8_t val);
esp_err_t i2c_read_reg(uint8_t addr, uint8_t reg, uint8_t *val);
esp_err_t i2c_read_multi(uint8_t addr, uint8_t reg, uint8_t *buf, int len);
esp_err_t i2c_write_reg(i2c_master_dev_handle_t dev, uint8_t reg, uint8_t val);
esp_err_t i2c_write_reg_multi(i2c_master_dev_handle_t dev, uint8_t reg, const uint8_t *data,
size_t len);
esp_err_t i2c_read_reg(i2c_master_dev_handle_t dev, uint8_t reg, uint8_t *val);
esp_err_t i2c_read_multi(i2c_master_dev_handle_t dev, uint8_t reg, uint8_t *buf, int len);
esp_err_t i2c_read_reg_multi(uint8_t addr, uint8_t reg, uint8_t *buf,
esp_err_t i2c_read_reg_multi(i2c_master_dev_handle_t dev, uint8_t reg, uint8_t *buf,
size_t len);