STM32 TIM定时器从模式控制器

news2025/12/14 22:40:12

TIM 从模式控制器

从模式控制器控制框图
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从机模式

/** @defgroup TIM_Slave_Mode TIM Slave mode
  * @{
  */
#define TIM_SLAVEMODE_DISABLE                0x00000000U                                        /*!< Slave mode disabled           */
#define TIM_SLAVEMODE_RESET                  TIM_SMCR_SMS_2                                     /*!< Reset Mode                    */
#define TIM_SLAVEMODE_GATED                  (TIM_SMCR_SMS_2 | TIM_SMCR_SMS_0)                  /*!< Gated Mode                    */
#define TIM_SLAVEMODE_TRIGGER                (TIM_SMCR_SMS_2 | TIM_SMCR_SMS_1)                  /*!< Trigger Mode                  */
#define TIM_SLAVEMODE_EXTERNAL1              (TIM_SMCR_SMS_2 | TIM_SMCR_SMS_1 | TIM_SMCR_SMS_0) /*!< External Clock Mode 1         */
/**

TIM_SLAVEMODE_DISABLE

从模式禁止，不使用从机功能

TIM_SLAVEMODE_RESET

复位模式
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TIM_SLAVEMODE_GATED

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TIM_SLAVEMODE_TRIGGER

触发模式
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TIM_SLAVEMODE_EXTERNAL1

外部时钟模式1
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主机模式

/** @defgroup TIM_Master_Mode_Selection TIM Master Mode Selection
  * @{
  */
#define TIM_TRGO_RESET            0x00000000U                                      /*!< TIMx_EGR.UG bit is used as trigger output (TRGO)              */
#define TIM_TRGO_ENABLE           TIM_CR2_MMS_0                                    /*!< TIMx_CR1.CEN bit is used as trigger output (TRGO)             */
#define TIM_TRGO_UPDATE           TIM_CR2_MMS_1                                    /*!< Update event is used as trigger output (TRGO)                 */
#define TIM_TRGO_OC1              (TIM_CR2_MMS_1 | TIM_CR2_MMS_0)                  /*!< Capture or a compare match 1 is used as trigger output (TRGO) */
#define TIM_TRGO_OC1REF           TIM_CR2_MMS_2                                    /*!< OC1REF signal is used as trigger output (TRGO)                */
#define TIM_TRGO_OC2REF           (TIM_CR2_MMS_2 | TIM_CR2_MMS_0)                  /*!< OC2REF signal is used as trigger output(TRGO)                 */
#define TIM_TRGO_OC3REF           (TIM_CR2_MMS_2 | TIM_CR2_MMS_1)                  /*!< OC3REF signal is used as trigger output(TRGO)                 */
#define TIM_TRGO_OC4REF           (TIM_CR2_MMS_2 | TIM_CR2_MMS_1 | TIM_CR2_MMS_0)  /*!< OC4REF signal is used as trigger output(TRGO)                 */
/**
  * @}
  */