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;-------------------------------------------------------------;PWM_TurnOnandP0CONH,#11001111borP0CONH,#00010000borPWMCON,#(PWMCON_CLEAR|PWMCON_START)ret;-------------------------------------------------------------;PWM_TurnOffandPWMCON,#~(PWMCON_START)andP0CONH,#11001111borP0CONH,#00100000bandP0DATA,#10111111bldP0,P0DATAret

9454的PWM挺好用,不用外部晶振就可以做到40KHzPID算法控制,我沒使用中斷PWM_Init;fosc/1,reloadfrom8bitcounter,Disableinterrupt,ldPWMCON,#11001001bldPWMDATA,#04hret

是MOSFET