Software I2C

Detailed Description

Software Two Wire Interface library.

Classes
class	I2cMasterBase
	Base class for FastI2cMaster, SoftI2cMaster. More...
class	SoftI2cMaster
	AVR Software I2C master class. More...
class	FastI2cMaster< sclPin, sdaPin >
	AVR Fast software I2C master class. More...

Variables
const uint8_t	STATE_STOP = 0
const uint8_t	STATE_REP_START = 1
const uint8_t	STATE_RX_DATA = 2
const uint8_t	STATE_TX_DATA = 3
const uint8_t	STATE_RX_ADDR_NACK = 4
const uint8_t	STATE_TX_ADDR_NACK = 5
const uint8_t	STATE_TX_DATA_NACK = 6

Variable Documentation

STATE_REP_START

const uint8_t STATE_REP_START = 1

Repeated start condition transmitted.

Definition at line 42 of file SoftI2cMaster.h.

STATE_RX_ADDR_NACK

const uint8_t STATE_RX_ADDR_NACK = 4

Slave address plus read bit transmitted, NACK received.

Definition at line 51 of file SoftI2cMaster.h.

STATE_RX_DATA

const uint8_t STATE_RX_DATA = 2

Read data transfer active.

Definition at line 45 of file SoftI2cMaster.h.

STATE_STOP

const uint8_t STATE_STOP = 0

Stop condition transmitted.

Definition at line 39 of file SoftI2cMaster.h.

STATE_TX_ADDR_NACK

const uint8_t STATE_TX_ADDR_NACK = 5

Slave address plus write bit transmitted, NACK received.

Definition at line 54 of file SoftI2cMaster.h.

STATE_TX_DATA

const uint8_t STATE_TX_DATA = 3

Write data transfer active.

Definition at line 48 of file SoftI2cMaster.h.

STATE_TX_DATA_NACK

const uint8_t STATE_TX_DATA_NACK = 6

Data byte transmitted, NACK received.

Definition at line 56 of file SoftI2cMaster.h.