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@CHIP-RTOS C Library V2.06 - I2C Bus API


I2C_select_data_pin

Select I2C Data Pin

void I2C_select_data_pin ( unsigned char pio_no );

SC1x Parameters

pio_no
PIO pin number, [0..13]

SC1x3 Parameters

pio_no
PIO pin number, [0..24, 26..31]

Return Value

-- none --

SC1x Comments

The default I2C data pin is PIO 1.

To change the I2CDAT pin this function must be called before the I2C_init function is called.

SC1x3 Comments

To use the I2C hardware interface do not call the functions "Select I2C Clock Pin" and "Select I2C Data Pin" or call them both with PIO pin number 0.

See Also

RTOS API

This library function invokes a RTOS software interrupt. Refer to this RTOS API function's documentation for more details.

Supported since or modified in @CHIP-RTOS version

    SC12SC13SC11SC1x3
    V1.00V1.00V1.00V0.90

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