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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/i2c_dev@3250 35acf78f-673a-0410-8e92-d51de3d6d3f4

This commit is contained in:
barthess 2011-08-23 08:38:16 +00:00
parent 4ec82f62c1
commit da23780899
3 changed files with 5 additions and 2 deletions
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4
os/hal/dox/i2c.dox
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@ -28,6 +28,10 @@
* block function that starts transfer.
* @note If you decide to use polling wait -- do NOT start transmit or
* receive from callback because it run in ISR context.
* @note You must set I2C interrupts priority to highest level in the
* system.
* @note If you use GPT than set GPT interrupts priority level over I2C
* interrupts priority level.
* @pre In order to use the I2C driver the @p HAL_USE_I2C option
* must be enabled in @p halconf.h.
*

1
os/hal/platforms/STM32/i2c_lld.c
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@ -26,7 +26,6 @@
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
/* TODO: may be? move this defines in i2c_lld.h and mcuconf.h */
#define I2C_STOP_GPT_TIMEOUT 50 /* waiting timer value */
#define I2C_START_GPT_TIMEOUT 50 /* waiting timer value */
#define I2C_POLLING_TIMEOUT 0xFFFF

2
os/hal/src/i2c.c
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@ -147,7 +147,7 @@ void i2cStop(I2CDriver *i2cp) {
*
* @details Function designed to realize "read-through-write" transfer
* paradigm. If you want transmit data without any further read,
* than set @b rxbuf field to 0.
* than set @b rxbytes field to 0.
*
* @param[in] i2cp pointer to the @p I2CDriver object
* @param[in] i2cscfg pointer to the @p I2C slave config