如题，软件使用MDK5.10版本，硬件使用STM32F103VET6，使用TIM1输出3路互补PWM波，使用的是3.5的库，周期设置为720（频率100K），使用MDK软件仿真时逻辑分析仪得到的波形频率正常，但下载到硬件后用示波器测量波形输出脚频率只有3HZ左右，请教原子哥和各位坛友是什么问题？
#define MOSFET_PWM_Period 719
#define MOSFET_PWM_Prescaler 0
RCC_APB2PeriphClockCmd(RCC_APB2Periph_TIM1 | RCC_APB2Periph_TIM8,ENABLE);
TIM_TimeBaseInitStructure.TIM_Period = MOSFET_PWM_Period;
TIM_TimeBaseInitStructure.TIM_Prescaler = MOSFET_PWM_Prescaler;
TIM_TimeBaseInitStructure.TIM_ClockDivision = TIM_CKD_DIV1;
TIM_TimeBaseInitStructure.TIM_CounterMode = TIM_CounterMode_Up;
TIM_TimeBaseInitStructure.TIM_RepetitionCounter = 0;

TIM_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM1;
TIM_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_High;
TIM_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set;
TIM_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;
TIM_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_High;
TIM_OCInitStructure.TIM_OCNIdleState = TIM_OCNIdleState_Reset;
TIM_OCInitStructure.TIM_Pulse = BT1_Charge_Val;