i2cackpoll - Anobium/Great-Cow-BASIC-Help GitHub Wiki
Syntax:
I2CAckpoll ( I2C_device_address )
Command Availability:
Available on all microcontrollers except 12 bit instruction Microchip PIC microcontrollers (10F, 12F5xx, 16F5xx chips)
Explanation:
Should only be used when I2C routines are operating in Master mode, this command will look for a specific I2C device on the I2C bus.
This sets a global variable I2CAckPollState
that can be inspected in
your calling routine.
Example:
...
' ACK polling removes the need to for the 24xxxxx device to have a 5ms write time
I2CACKPOLL( eeprom_device )
' You check the exit state, use I2CAckPollState to check the state of
' the acknowledge from the target device
...
Supported in <I2C.H>