libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
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Go to the source code of this file.
Functions | |
void | i2c_peripheral_enable (uint32_t i2c) |
I2C Peripheral Enable. More... | |
void | i2c_peripheral_disable (uint32_t i2c) |
I2C Peripheral Disable. More... | |
void | i2c_send_start (uint32_t i2c) |
I2C Send Start Condition. More... | |
void | i2c_send_stop (uint32_t i2c) |
I2C Send Stop Condition. More... | |
void | i2c_clear_stop (uint32_t i2c) |
I2C Clear Stop Flag. More... | |
void | i2c_set_own_7bit_slave_address (uint32_t i2c, uint8_t slave) |
I2C Set the 7 bit Slave Address for the Peripheral. More... | |
void | i2c_set_own_10bit_slave_address (uint32_t i2c, uint16_t slave) |
I2C Set the 10 bit Slave Address for the Peripheral. More... | |
void | i2c_set_own_7bit_slave_address_two (uint32_t i2c, uint8_t slave) |
I2C Set the secondary 7 bit Slave Address for the Peripheral. More... | |
void | i2c_enable_dual_addressing_mode (uint32_t i2c) |
I2C Enable dual addressing mode for the Peripheral. More... | |
void | i2c_disable_dual_addressing_mode (uint32_t i2c) |
I2C Disable dual addressing mode for the Peripheral. More... | |
void | i2c_set_clock_frequency (uint32_t i2c, uint8_t freq) |
I2C Set Peripheral Clock Frequency. More... | |
void | i2c_send_data (uint32_t i2c, uint8_t data) |
I2C Send Data. More... | |
void | i2c_set_fast_mode (uint32_t i2c) |
I2C Set Fast Mode. More... | |
void | i2c_set_standard_mode (uint32_t i2c) |
I2C Set Standard Mode. More... | |
void | i2c_set_ccr (uint32_t i2c, uint16_t freq) |
I2C Set Bus Clock Frequency. More... | |
void | i2c_set_trise (uint32_t i2c, uint16_t trise) |
I2C Set the Rise Time. More... | |
void | i2c_send_7bit_address (uint32_t i2c, uint8_t slave, uint8_t readwrite) |
I2C Send the 7-bit Slave Address. More... | |
uint8_t | i2c_get_data (uint32_t i2c) |
I2C Get Data. More... | |
void | i2c_enable_interrupt (uint32_t i2c, uint32_t interrupt) |
I2C Enable Interrupt. More... | |
void | i2c_disable_interrupt (uint32_t i2c, uint32_t interrupt) |
I2C Disable Interrupt. More... | |
void | i2c_enable_ack (uint32_t i2c) |
I2C Enable ACK. More... | |
void | i2c_disable_ack (uint32_t i2c) |
I2C Disable ACK. More... | |
void | i2c_nack_next (uint32_t i2c) |
I2C NACK Next Byte. More... | |
void | i2c_nack_current (uint32_t i2c) |
I2C NACK Next Byte. More... | |
void | i2c_set_dutycycle (uint32_t i2c, uint32_t dutycycle) |
I2C Set clock duty cycle. More... | |
void | i2c_enable_dma (uint32_t i2c) |
I2C Enable DMA. More... | |
void | i2c_disable_dma (uint32_t i2c) |
I2C Disable DMA. More... | |
void | i2c_set_dma_last_transfer (uint32_t i2c) |
I2C Set DMA last transfer. More... | |
void | i2c_clear_dma_last_transfer (uint32_t i2c) |
I2C Clear DMA last transfer. More... | |
static void | i2c_write7_v1 (uint32_t i2c, int addr, const uint8_t *data, size_t n) |
static void | i2c_read7_v1 (uint32_t i2c, int addr, uint8_t *res, size_t n) |
void | i2c_transfer7 (uint32_t i2c, uint8_t addr, const uint8_t *w, size_t wn, uint8_t *r, size_t rn) |
Run a write/read transaction to a given 7bit i2c address If both write & read are provided, the read will use repeated start. More... | |
void | i2c_set_speed (uint32_t i2c, enum i2c_speeds speed, uint32_t clock_megahz) |
Set the i2c communication speed. More... | |