#include?“PWM_Config.h“
void?PWM_Config（u8?CCR1_Valu8?CCR2_Val）
{
??TIM_TimebaseInitTypeDef??TIM_TimebaseStructure;
	TIM_OCInitTypeDef??TIM_OCInitStructure;
	
??TIM_TimebaseStructure.TIM_Period?=?255;???????//5及為2.5ms為一個(gè)定時(shí)周期
??TIM_TimebaseStructure.TIM_Prescaler?=?36000;	????//設(shè)置預(yù)分頻：不預(yù)分頻，即為36MHz
??TIM_TimebaseStructure.TIM_ClockDivision?=?TIM_CKD_DIV1?;	//設(shè)置時(shí)鐘分頻系數(shù)：不分頻
??TIM_TimebaseStructure.TIM_CounterMode?=?TIM_CounterMode_Up;??//向上計(jì)數(shù)模式
??TIM_TimebaseInit（TIM3?&TIM_TimebaseStructure）;
??TIM_OCInitStructure.TIM_OCMode?=?TIM_OCMode_PWM1;	????//配置為PWM模式1
??TIM_OCInitStructure.TIM_OCPolarity?=?TIM_OCPolarity_High;??//當(dāng)定時(shí)器計(jì)數(shù)值小于CCR1_Val時(shí)為高電平
	
	TIM_OCInitStructure.TIM_OutputState?=?TIM_OutputState_Enable;	
??TIM_OCInitStructure.TIM_Pulse?=?CCR1_Val;	???//設(shè)置跳變值，當(dāng)計(jì)數(shù)器計(jì)數(shù)到這個(gè)值時(shí)，電平發(fā)生跳變
??TIM_OC1Init（TIM3?&TIM_OCInitStructure）;	?//使能通道1
??TIM_OC1PreloadConfig（TIM3?TIM_OCPreload_Enable）;


??TIM_OCInitStructure.TIM_OutputState?=?TIM_OutputState_Enable;
??TIM_OCInitStructure.TIM_Pulse?=?CCR2_Val;	??//設(shè)置通道2的電平跳變值，輸出另外一個(gè)占空比的PWM
??TIM_OC2Init（TIM3?&TIM_OCInitStructure）;	??//使能通道2
??TIM_OC2PreloadConfig（TIM3?TIM_OCPreload_Enable）;
	
??TIM_ARRPreloadConfig（TIM3?ENABLE）;			?//?使能TIM3重載寄存器ARR
??TIM_Cmd（TIM3?ENABLE）;???????????????????//使能定時(shí)器3	
}

void?PWM_GPIO_Config（void）
{
??GPIO_InitTypeDef?GPIO_InitStructure;
??RCC_APB1PeriphClockCmd（RCC_APB1Periph_TIM3?ENABLE）;?
??RCC_APB2PeriphClockCmd（RCC_APB2Periph_GPIOA??ENABLE）;?
	RCC_APB2PeriphClockCmd（RCC_APB2Periph_GPIOB?ENABLE）;	?//使能PBPE端口時(shí)鐘

??GPIO_InitStructure.GPIO_Pin?=??GPIO_Pin_6?|?GPIO_Pin_7;
??GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_AF_PP;		????//?復(fù)用推挽輸出
??GPIO_InitStructure.GPIO_Speed?=?GPIO_Speed_50MHz;
??GPIO_Init（GPIOA?&GPIO_InitStructure）;
		
?GPIO_InitStructure.GPIO_Pin?=?GPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5;				?//LED0-->PB.5?端口配置
?GPIO_InitStructure.GPIO_Mode?=?GPIO_Mode_Out_PP;?		?//推挽輸出
?GPIO_InitStructure.GPIO_Speed?=?GPIO_Speed_50MHz;		?//IO口速度為50MHz
?GPIO_Init（GPIOA?&GPIO_InitStructure）;					?//根據(jù)設(shè)定參數(shù)初始化GPIOB.5
?GPIO_ResetBits（GPIOAGPIO_Pin_2|GPIO_Pin_3|GPIO_Pin_4|GPIO_Pin_5）;						?//PB.5?輸出高
	
}	



void?PWM_INIT（void）
{	
		PWM_GPIO_Config（）;
		/*最大255，控制PWM的輸出，第一個(gè)是馬達(dá)A，第二個(gè)是馬達(dá)B*/
	??/*更改PWM，以后再調(diào)用這一條就行了，就能改變速度了*/
		PWM_Config（255255）;
	
		IN1?=?1;	
	??IN2?=?1;	
	??IN3?=?1;	
	??IN4?=?1;
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件??????482425??2018-10-26?15:37??read_me.pdf
?????目錄???????????0??2018-10-26?14:48??源碼\
?????目錄???????????0??2018-10-26?14:48??源碼\PWM_Config\
?????文件????????2569??2018-10-26?14:46??源碼\PWM_Config\PWM_Config.c
?????文件?????????283??2018-10-26?14:36??源碼\PWM_Config\PWM_Config.h
?????目錄???????????0??2018-10-26?14:48??源碼\STM32規(guī)范化PRINTF\
?????目錄???????????0??2018-10-26?14:48??源碼\STM32規(guī)范化PRINTF\CMSIS\
?????文件???????17273??2010-06-07?10:25??源碼\STM32規(guī)范化PRINTF\CMSIS\core_cm3.c
?????文件???????85714??2011-02-09?14:59??源碼\STM32規(guī)范化PRINTF\CMSIS\core_cm3.h
?????目錄???????????0??2018-10-26?14:48??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\
?????目錄???????????0??2018-10-26?14:48??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\
?????文件???????12604??2011-03-10?10:54??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_cl.s
?????文件???????12592??2011-03-10?10:53??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_hd.s
?????文件???????12239??2011-03-10?10:53??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_hd_vl.s
?????文件????????9826??2011-03-10?10:53??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_ld.s
?????文件???????10275??2011-03-10?10:53??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_ld_vl.s
?????文件???????10275??2011-03-10?10:53??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_md.s
?????文件???????10757??2011-03-10?10:53??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_md_vl.s
?????文件???????13252??2011-03-10?10:53??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\TrueSTUDIO\startup_stm32f10x_xl.s
?????目錄???????????0??2018-10-26?14:48??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\
?????文件???????15766??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_cl.s
?????文件???????15503??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_hd.s
?????文件???????15692??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_hd_vl.s
?????文件???????12376??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_ld.s
?????文件???????13656??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_ld_vl.s
?????文件???????12765??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_md.s
?????文件???????14073??2011-03-10?10:51??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_md_vl.s
?????文件???????15955??2011-03-10?10:51??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\arm\startup_stm32f10x_xl.s
?????目錄???????????0??2018-10-26?14:48??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\gcc_ride7\
?????文件???????13072??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\gcc_ride7\startup_stm32f10x_cl.s
?????文件???????13160??2011-03-10?10:52??源碼\STM32規(guī)范化PRINTF\CMSIS\startup\gcc_ride7\startup_stm32f10x_hd.s
............此處省略470個(gè)文件信息