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@CHIP-RTOS C Library V2.06 - SPI API


spi_read_hw

Read from the SPI Interface (hardware interface)

unsigned int spi_read_hw ( void far *bufferPtr, unsigned short nbytes );

Parameters

bufferPtr

Pointer to buffer where read data should be stored

nbytes

number of bytes to read

Return Value

State:
BIT5 = 1: A collision has occurred between multiple masters
BIT6 = 1: A overrun was detected

Comments

Use this function if the hardware interface is used.
Overrun detection only works if the SLVSEL pin is used as chipselect.

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
    n/an/an/aV0.90

Supported by @CHIP-RTOS C Library since version

    CLIB
    V2.01

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