#include?“a_pwm.h“


#define?PWM_Period_MAX??3125//2.5ms————400hz
static?uint16_t?period;



void?aPWM_Init（void）//PWM初始化
{
??SysCtlPWMClockSet（SYSCTL_PWMDIV_64）;?//?Set?divider?to?80M/64
??SysCtlPeripheralEnable（SYSCTL_PERIPH_PWM0）;?//?Enable?PWM?peripheral
??SysCtlDelay（2）;?//?Insert?a?few?cycles?after?enabling?the?peripheral?to?allow?the?clock?to?be?fully?activated
??SysCtlPeripheralEnable（SYSCTL_PERIPH_GPIOB）;?//?Enable?GPIOB?peripheral
??SysCtlPeripheralEnable（SYSCTL_PERIPH_GPIOC）;?//?Enable?GPIOC?peripheral
??SysCtlPeripheralEnable（SYSCTL_PERIPH_GPIOE）;?//?Enable?GPIOE?peripheral
??SysCtlDelay（2）;?//?Insert?a?few?cycles?after?enabling?the?peripheral?to?allow?the?clock?to?be?fully?activated
??//?Use?alternate?function
??GPIOPinConfigure（GPIO_PB6_M0PWM0）;
??GPIOPinConfigure（GPIO_PB7_M0PWM1）;
??GPIOPinConfigure（GPIO_PB4_M0PWM2）;
??GPIOPinConfigure（GPIO_PB5_M0PWM3）;
??
??GPIOPinConfigure（GPIO_PE4_M0PWM4）;
??GPIOPinConfigure（GPIO_PE5_M0PWM5）;
??GPIOPinConfigure（GPIO_PC4_M0PWM6）;
??GPIOPinConfigure（GPIO_PC5_M0PWM7）;
??//?Use?pin?with?PWM?peripheral
??GPIOPinTypePWM（GPIO_PORTB_base?GPIO_PIN_6）;//M0PWM0
??GPIOPinTypePWM（GPIO_PORTB_base?GPIO_PIN_7）;//M0PWM1
??GPIOPinTypePWM（GPIO_PORTB_base?GPIO_PIN_4）;//M0PWM2
??GPIOPinTypePWM（GPIO_PORTB_base?GPIO_PIN_5）;//M0PWM3
??
??GPIOPinTypePWM（GPIO_PORTE_base?GPIO_PIN_4）;//M0PWM4
??GPIOPinTypePWM（GPIO_PORTE_base?GPIO_PIN_5）;//M0PWM5
??GPIOPinTypePWM（GPIO_PORTC_base?GPIO_PIN_4）;//M0PWM6
??GPIOPinTypePWM（GPIO_PORTC_base?GPIO_PIN_5）;//M0PWM7
??//?Configure?the?PWM?generator?for?count?down?mode?with?immediate?updates?to?the?parameters
??PWMGenConfigure（PWM0_base?PWM_GEN_0?PWM_GEN_MODE_DOWN?|?PWM_GEN_MODE_NO_SYNC）;
??PWMGenConfigure（PWM0_base?PWM_GEN_1?PWM_GEN_MODE_DOWN?|?PWM_GEN_MODE_NO_SYNC）;
??
??PWMGenConfigure（PWM0_base?PWM_GEN_2?PWM_GEN_MODE_DOWN?|?PWM_GEN_MODE_NO_SYNC）;
??PWMGenConfigure（PWM0_base?PWM_GEN_3?PWM_GEN_MODE_DOWN?|?PWM_GEN_MODE_NO_SYNC）;
??//?The?period?is?set?to?2.5ms?（400?Hz）
??period?=?PWM_Period_MAX;?
??PWMGenPeriodSet（PWM0_base?PWM_GEN_0?period）;?//?Set?the?period
??PWMGenPeriodSet（PWM0_base?PWM_GEN_1?period）;
??
??PWMGenPeriodSet（PWM0_base?PWM_GEN_2?period）;?//?Set?the?period
??PWMGenPeriodSet（PWM0_base?PWM_GEN_3?period）;
??//?Start?the?timers?in?generator?0?and?1
??PWMGenEnable（PWM0_base?PWM_GEN_0）;
??PWMGenEnable（PWM0_base?PWM_GEN_1）;
??
??PWMGenEnable（PWM0_base?PWM_GEN_2）;
??PWMGenEnable（PWM0_base?PWM_GEN_3）;
??//?Enable?the?outputs
??PWMOutputState（PWM0_base?PWM_OUT_0_BIT?|?PWM_OUT_1_BIT?|?PWM_OUT_2_BIT?|?PWM_OUT_3_BIT
?????????????????|?PWM_OUT_4_BIT?|?PWM_OUT_5_BIT?|?PWM_OUT_6_BIT?|?PWM_OUT_7_BIT?true）;
??aPWM_Output（12501250125012501250125012501250）;
}



void?aPWM_Output（uint16_t?width1uint16_t?width2uint16_t?width3uint16_t?width4
????????????????uint16_t?width5uint16_t?width6uint16_t?width7uint16_t?width8）
{
??PWMPulseWidthSet（PWM0_basePWM_OUT_6width1）;//PC4?
??PWMPulse

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-04-15?21:46??DSP\
?????目錄???????????0??2019-04-15?21:30??DSP\DSP_LIB\
?????目錄???????????0??2019-04-15?21:25??DSP\DSP_LIB\Include\
?????文件????????4676??2014-07-17?21:52??DSP\DSP_LIB\Include\arm_common_tables.h
?????文件????????3666??2014-07-17?21:52??DSP\DSP_LIB\Include\arm_const_structs.h
?????文件??????242444??2014-07-17?21:52??DSP\DSP_LIB\Include\arm_math.h
?????文件???????33042??2014-07-17?21:52??DSP\DSP_LIB\Include\core_cm0.h
?????文件???????40429??2014-07-17?21:52??DSP\DSP_LIB\Include\core_cm0plus.h
?????文件???????99832??2014-07-17?21:52??DSP\DSP_LIB\Include\core_cm3.h
?????文件??????109142??2014-07-17?21:52??DSP\DSP_LIB\Include\core_cm4.h
?????文件???????22735??2014-07-17?21:52??DSP\DSP_LIB\Include\core_cm4_simd.h
?????文件???????17146??2014-07-17?21:52??DSP\DSP_LIB\Include\core_cmFunc.h
?????文件???????20513??2014-07-17?21:52??DSP\DSP_LIB\Include\core_cmInstr.h
?????文件???????41744??2014-07-17?21:52??DSP\DSP_LIB\Include\core_sc000.h
?????文件???????98211??2014-07-17?21:52??DSP\DSP_LIB\Include\core_sc300.h
?????文件????11673458??2014-07-17?21:52??DSP\DSP_LIB\arm_cortexM4lf_math.lib
?????目錄???????????0??2019-04-15?21:38??DSP\HAREWARE\
?????文件????????3382??2019-03-30?16:57??DSP\HAREWARE\a_pwm.c
?????文件?????????407??2019-04-01?19:16??DSP\HAREWARE\a_pwm.h
?????文件????????1574??2019-04-15?21:37??DSP\HAREWARE\a_uart.c
?????文件?????????456??2019-04-14?13:53??DSP\HAREWARE\a_uart.h
?????文件????????1207??2019-04-15?12:58??DSP\HAREWARE\timers.c
?????文件?????????577??2019-04-15?12:43??DSP\HAREWARE\timers.h
?????文件??????102422??2019-04-15?21:46??DSP\JlinkLog.txt
?????文件?????????576??2019-04-14?13:36??DSP\JlinkSettings.ini
?????目錄???????????0??2019-04-15?21:24??DSP\Libraries\
?????目錄???????????0??2019-04-15?21:24??DSP\Libraries\driverlib\
?????文件????????4098??2016-07-17?16:33??DSP\Libraries\driverlib\Makefile
?????文件???????67583??2016-07-17?16:33??DSP\Libraries\driverlib\adc.c
?????文件???????16073??2016-07-17?16:33??DSP\Libraries\driverlib\adc.h
?????文件???????45682??2016-07-17?16:33??DSP\Libraries\driverlib\aes.c
............此處省略200個文件信息