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slave vs. chip select

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1119 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2008-11-02 16:33:20 +00:00
parent a720f71ab8
commit a659639f9b
1 changed files with 4 additions and 4 deletions
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8
configs/mcu123-lpc214x/src/up_spi.c
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@ -123,10 +123,10 @@ static struct spi_dev_s g_spidev = { &g_spiops };
* Name: spi_select
*
* Description:
* Enable/disable the SPI chip select
* Enable/disable the SPI slave select
*
* Input Parameters:
* selected: TRUE: chip selected, FALSE: chip de-selected
* selected: TRUE: slave selected, FALSE: slave de-selected
*
* Returned Value:
* None
@ -139,13 +139,13 @@ static void spi_select(FAR struct spi_dev_s *dev, boolean selected)
if (selected)
{
/* Enable chip select (low enables) */
/* Enable slave select (low enables) */
putreg32(bit, LPC214X_GPIO0_BASE+LPC214X_GPIO_CLR_OFFSET);
}
else
{
/* Disable chip select (low enables) */
/* Disable slave select (low enables) */
putreg32(bit, LPC214X_GPIO0_BASE+LPC214X_GPIO_SET_OFFSET);