PWM1:
1.	ѡϵͳʱԴõĴOSCMѡƵʱ16MƵʱ32K/500KֻѡTC1ʱʱ/ʱؼĴT1CRԼPWM1ĴPWM1CRPWM1SPWM1HPWM1LDEADT PWM 
2.	PWM1ģʽ£TC1Ϊ8λģʽPWM1ģʽ£TC1Ϊ16λģʽ
3.	οԽЧƽѡ񣬾ÿɲ鿴ϡ
4.      ģʽ£PWM1ɷΪơ12λֱģʽ8+4ֱģʽڵģʽ£ģʽӴźţPWM1CRPWM1TλPWM1¼ãPWMDEADT[7:0]Ⱥ˲ʱ,ʹʱϡ
5.      ʼSystem_Init.incļУûɸݾӦ޸á

:
        ϵͳʼʱӼ˿ŹܲRAM㡣
	ڲ˿IOA0/1á
	ʱԴTC1:8λģʽ£Ƶʱ16MԤƵ1:64,2491KHzΡ
	PWM1:PWM1ʹΣPWM1PA/PWM1NA PWM50%ռձȲΡ
	ݿPWM1
