ʾʹõԴ
TIM3 CH1     --   PB4
TIM3 CH2     --   PB5
TIM3 CH3     --   PB6


ʾḶ́
1ϵʱӣRCH 72MHz
2TIM3 ͨ1ԴΪTRC˫Ч
3ôģʽΪλģʽҴԴΪTI1F_ED
4TI1TI2TI3ͨźطתʱTIM3 CNTλҲλǰCNTֵCC1ĴУ


ע⣺
1ʾչʾһ鴥źŲֵg_ch1_cc1_value[6]
2һβֵCC1ֵɺԡ