IPC@CHIP® RTOS-PPC – API Documentation

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unsigned int spiReleaseBus ( BYTE  idx  ) 

If multiple tasks use the SPI master interface to access different slaves through different slave chip select GPIO pins, this call should be used to synchronise the SPI activity on the bus.

idx SPI bus index
     0 = dedicated SPI on PSC3 or GPT
     1 = CODEC1 in SPI mode on PSC1
     2 = CODEC2 in SPI mode on PSC2
     3 = CODEC3 in SPI mode on PSC3
     6 = CODEC6 in SPI mode on PSC6

Zero on success
SC2x3 V1.00 - CLIB V1.00
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