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authorbarthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-07-04 14:27:00 +0000
committerbarthess <barthess@35acf78f-673a-0410-8e92-d51de3d6d3f4>2011-07-04 14:27:00 +0000
commit03acd18161901b17be78e280ebbebbc0bbd47c8f (patch)
treedd81973423b5d9b7de62b2c5eabb1d62c35a49bf /os/hal/platforms/STM32/i2c_lld.h
parentccb28114da9485c5e3f950fd31dfb67be1b8a173 (diff)
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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/branches/i2c_dev@3117 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal/platforms/STM32/i2c_lld.h')
-rw-r--r--os/hal/platforms/STM32/i2c_lld.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/os/hal/platforms/STM32/i2c_lld.h b/os/hal/platforms/STM32/i2c_lld.h
index 2659e4475..8285cddcf 100644
--- a/os/hal/platforms/STM32/i2c_lld.h
+++ b/os/hal/platforms/STM32/i2c_lld.h
@@ -198,7 +198,8 @@ struct I2CDriver{
/* Wait until BUSY flag is reset: a STOP has been generated on the bus
- * signaling the end of transmission
+ * signaling the end of transmission. Normally this wait function
+ * does not block thread, only if slave not response it does.
*/
#define i2c_lld_wait_bus_free(i2cp) { \
uint32_t tmo = 0xffff; \