Modules
	I2C Private macros to check input parameters
Defines
#define	I2C_MIN_PCLK_FREQ(__PCLK__, __SPEED__) (((__SPEED__) <= 100000U) ? ((__PCLK__) < I2C_MIN_PCLK_FREQ_STANDARD) : ((__PCLK__) < I2C_MIN_PCLK_FREQ_FAST))
#define	I2C_CCR_CALCULATION(__PCLK__, __SPEED__, __COEFF__) (((((__PCLK__) - 1U)/((__SPEED__) * (__COEFF__))) + 1U) & I2C_CCR_CCR)
#define	I2C_FREQRANGE(__PCLK__) ((__PCLK__)/1000000U)
#define	I2C_RISE_TIME(__FREQRANGE__, __SPEED__) (((__SPEED__) <= 100000U) ? ((__FREQRANGE__) + 1U) : ((((__FREQRANGE__) * 300U) / 1000U) + 1U))
#define	I2C_SPEED_STANDARD(__PCLK__, __SPEED__) ((I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 2U) < 4U)? 4U:I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 2U))
#define	I2C_SPEED_FAST(__PCLK__, __SPEED__, __DUTYCYCLE__) (((__DUTYCYCLE__) == I2C_DUTYCYCLE_2)? I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 3U) : (I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 25U) \| I2C_DUTYCYCLE_16_9))
#define	I2C_SPEED(__PCLK__, __SPEED__, __DUTYCYCLE__)
#define	I2C_7BIT_ADD_WRITE(__ADDRESS__) ((uint8_t)((__ADDRESS__) & (uint8_t)(~I2C_OAR1_ADD0)))
#define	I2C_7BIT_ADD_READ(__ADDRESS__) ((uint8_t)((__ADDRESS__) \| I2C_OAR1_ADD0))
#define	I2C_10BIT_ADDRESS(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)0x00FF)))
#define	I2C_10BIT_HEADER_WRITE(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0x0300)) >> 7) \| (uint16_t)0x00F0)))
#define	I2C_10BIT_HEADER_READ(__ADDRESS__) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0x0300)) >> 7) \| (uint16_t)(0x00F1))))
#define	I2C_MEM_ADD_MSB(__ADDRESS__) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0xFF00)) >> 8)))
#define	I2C_MEM_ADD_LSB(__ADDRESS__) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)0x00FF)))

Define Documentation

#define I2C_10BIT_ADDRESS ( __ADDRESS__ ) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)0x00FF)))

Definition at line 670 of file stm32f1xx_hal_i2c.h.

Referenced by I2C_Master_ADD10(), I2C_MasterRequestRead(), and I2C_MasterRequestWrite().

#define I2C_10BIT_HEADER_READ ( __ADDRESS__ ) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0x0300)) >> 7) | (uint16_t)(0x00F1))))

Definition at line 672 of file stm32f1xx_hal_i2c.h.

Referenced by I2C_Master_SB(), and I2C_MasterRequestRead().

#define I2C_10BIT_HEADER_WRITE ( __ADDRESS__ ) ((uint8_t)((uint16_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0x0300)) >> 7) | (uint16_t)0x00F0)))

Definition at line 671 of file stm32f1xx_hal_i2c.h.

Referenced by I2C_Master_SB(), I2C_MasterRequestRead(), and I2C_MasterRequestWrite().

#define I2C_7BIT_ADD_READ ( __ADDRESS__ ) ((uint8_t)((__ADDRESS__) | I2C_OAR1_ADD0))

Definition at line 668 of file stm32f1xx_hal_i2c.h.

Referenced by I2C_Master_SB(), I2C_MasterRequestRead(), and I2C_RequestMemoryRead().

#define I2C_7BIT_ADD_WRITE ( __ADDRESS__ ) ((uint8_t)((__ADDRESS__) & (uint8_t)(~I2C_OAR1_ADD0)))

Definition at line 667 of file stm32f1xx_hal_i2c.h.

Referenced by HAL_I2C_IsDeviceReady(), I2C_Master_SB(), I2C_MasterRequestWrite(), I2C_RequestMemoryRead(), and I2C_RequestMemoryWrite().

#define I2C_CCR_CALCULATION	(	__PCLK__,
		__SPEED__,
		__COEFF__
	)	(((((__PCLK__) - 1U)/((__SPEED__) * (__COEFF__))) + 1U) & I2C_CCR_CCR)

Definition at line 658 of file stm32f1xx_hal_i2c.h.

#define I2C_FREQRANGE ( __PCLK__ ) ((__PCLK__)/1000000U)

Definition at line 659 of file stm32f1xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define I2C_MEM_ADD_LSB ( __ADDRESS__ ) ((uint8_t)((uint16_t)((__ADDRESS__) & (uint16_t)0x00FF)))

Definition at line 675 of file stm32f1xx_hal_i2c.h.

Referenced by I2C_MemoryTransmit_TXE_BTF(), I2C_RequestMemoryRead(), and I2C_RequestMemoryWrite().

#define I2C_MEM_ADD_MSB ( __ADDRESS__ ) ((uint8_t)((uint16_t)(((uint16_t)((__ADDRESS__) & (uint16_t)0xFF00)) >> 8)))

Definition at line 674 of file stm32f1xx_hal_i2c.h.

Referenced by I2C_MemoryTransmit_TXE_BTF(), I2C_RequestMemoryRead(), and I2C_RequestMemoryWrite().

#define I2C_MIN_PCLK_FREQ	(	__PCLK__,
		__SPEED__
	)	(((__SPEED__) <= 100000U) ? ((__PCLK__) < I2C_MIN_PCLK_FREQ_STANDARD) : ((__PCLK__) < I2C_MIN_PCLK_FREQ_FAST))

Definition at line 657 of file stm32f1xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define I2C_RISE_TIME	(	__FREQRANGE__,
		__SPEED__
	)	(((__SPEED__) <= 100000U) ? ((__FREQRANGE__) + 1U) : ((((__FREQRANGE__) * 300U) / 1000U) + 1U))

Definition at line 660 of file stm32f1xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define I2C_SPEED	(	__PCLK__,
		__SPEED__,
		__DUTYCYCLE__
	)

Value:

(((__SPEED__) <= 100000U)? (I2C_SPEED_STANDARD((__PCLK__), (__SPEED__))) : \
                                                                  ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__)) & I2C_CCR_CCR) == 0U)? 1U : \
                                                                  ((I2C_SPEED_FAST((__PCLK__), (__SPEED__), (__DUTYCYCLE__))) | I2C_CCR_FS))

Definition at line 663 of file stm32f1xx_hal_i2c.h.

Referenced by HAL_I2C_Init().

#define I2C_SPEED_FAST	(	__PCLK__,
		__SPEED__,
		__DUTYCYCLE__
	)	(((__DUTYCYCLE__) == I2C_DUTYCYCLE_2)? I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 3U) : (I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 25U) \| I2C_DUTYCYCLE_16_9))

Definition at line 662 of file stm32f1xx_hal_i2c.h.

#define I2C_SPEED_STANDARD	(	__PCLK__,
		__SPEED__
	)	((I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 2U) < 4U)? 4U:I2C_CCR_CALCULATION((__PCLK__), (__SPEED__), 2U))

Definition at line 661 of file stm32f1xx_hal_i2c.h.

Modules

Defines

Define Documentation