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Clean up. Reformat.
[bertos.git]
/
bertos
/
cpu
/
cortex-m3
/
io
/
stm32_i2c.h
diff --git
a/bertos/cpu/cortex-m3/io/stm32_i2c.h
b/bertos/cpu/cortex-m3/io/stm32_i2c.h
index 56f265404e37e9e693e48b6939d272ff04c02a9d..a7e375fb7df70599186a3481ee7aac8a2719612b 100644
(file)
--- a/
bertos/cpu/cortex-m3/io/stm32_i2c.h
+++ b/
bertos/cpu/cortex-m3/io/stm32_i2c.h
@@
-239,12
+239,33
@@
/* I2C CCR mask */
#define CCR_CCR_SET ((uint16_t)0x0FFF)
/* I2C CCR mask */
#define CCR_CCR_SET ((uint16_t)0x0FFF)
-/* I2C Status */
-#define SR1_BUSY 1
-#define SR1_MSL 0
-#define SR2_SB 0
+/* I2C CR1 */
+#define CR1_POS_SET ((uint16_t)0x800)
+#define CR1_POS_RESET (~CR1_POS_SET)
+/* I2C Status */
+#define SR1_PECERR 12
+#define SR1_OVR 11
+#define SR1_AF 10
+#define SR1_ARLO 9
+#define SR1_BERR 8
+#define SR1_TXE 7
+#define SR1_RXNE 6
+#define SR1_ADDR 1
+#define SR1_BTF 2
+#define SR1_SB 0
+
+#define SR2_TRA 2
+#define SR2_BUSY 1
+#define SR2_MSL 0
+
+
+#define SR1_ERR_MASK (BV(SR1_PECERR) | \
+ BV(SR1_OVR) | \
+ BV(SR1_AF) | \
+ BV(SR1_ARLO) | \
+ BV(SR1_BERR))
struct stm32_i2c
{
struct stm32_i2c
{