高级会员

- 积分
- 674
- 金钱
- 674
- 注册时间
- 2018-10-30
- 在线时间
- 117 小时
|
1金钱
在stm32h743xx.h中关于Bit definition for TIM_CCMR1 register的定义中,有如下语句
#define TIM_CCMR2_OC4M_Pos (12U)
#define TIM_CCMR2_OC4M_Msk (0x7U << TIM_CCMR2_OC4M_Pos) /*!< 0x00007000 */
#define TIM_CCMR2_OC4M TIM_CCMR2_OC4M_Msk /*!<OC4M[2:0] bits (Output Compare 4 Mode) */
#define TIM_CCMR2_OC4M_0 (0x1U << TIM_CCMR2_OC4M_Pos) /*!< 0x00001000 */
#define TIM_CCMR2_OC4M_1 (0x2U << TIM_CCMR2_OC4M_Pos) /*!< 0x00002000 */
#define TIM_CCMR2_OC4M_2 (0x4U << TIM_CCMR2_OC4M_Pos) /*!< 0x00004000 */
#define TIM_CCMR2_OC4M_3 (0x100U << TIM_CCMR2_OC4M_Pos) /*!< 0x00100000 */
红色的语句是不应该这样
#define TIM_CCMR2_OC4M_3 (0x1000U << TIM_CCMR2_OC4M_Pos) /*!< 0x01000000 */
求指教,多谢
|
|