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add more precise I2C macros

This commit is contained in:
King Kévin 2017-02-08 13:57:49 +01:00
parent 25af0ba6eb
commit 27c202a1a0
1 changed files with 8 additions and 4 deletions
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12
global.h
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@ -196,10 +196,14 @@
#define I2C(x) CAT2(I2C,x)
/** get RCC for I2C based on I2C identifier */
#define RCC_I2C(x) CAT2(RCC_I2C,x)
/** get RCC for GPIO port based on I2C identifier */
#define RCC_I2C_PORT(x) CAT3(RCC_I2C,x,_PORT)
#define RCC_I2C1_PORT RCC_GPIOB /**< RCC for GPIO port for I2C1 */
#define RCC_I2C2_PORT RCC_GPIOB /**< RCC for GPIO port for I2C2 */
/** get RCC for GPIO port for SCL based on I2C identifier */
#define RCC_I2C_SCL_PORT(x) CAT3(RCC_I2C,x,_PORT)
#define RCC_I2C1_PORT RCC_GPIOB /**< RCC for GPIO port for SCL for I2C1 */
#define RCC_I2C2_PORT RCC_GPIOB /**< RCC for GPIO port for SCL for I2C2 */
/** get RCC for GPIO port for SCL based on I2C identifier */
#define RCC_I2C_SDA_PORT(x) CAT3(RCC_I2C,x,_PORT)
#define RCC_I2C1_SDA_PORT RCC_GPIOB /**< RCC for GPIO port for SDA for I2C1 */
#define RCC_I2C2_SDA_PORT RCC_GPIOB /**< RCC for GPIO port for SDA for I2C2 */
/** get I2C port for SCL pin based on I2C identifier */
#define I2C_SCL_PORT(x) CAT3(GPIO_BANK_I2C,x,_SCL)
/** get I2C port for SDA pin based on I2C identifier */