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/* Includes ------------------------------------------------------------------*/
#include "stm32f10x.h"
#include "stm32f10x_tim.h"
#include "stm32f10x_flash.h"
#include "stm32f10x_exti.h"
#include "stm32f10x_rcc.h"
#include "systick.h"
#include "stdio.h"
#include "misc.h"
#define infra1 GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_7);
#define infra2 GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_8);
#define tube1 GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_0);
#define tube2 GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_1);
#define tube3 GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_2);
#define tube4 GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_3);
TIM_OCInitTypeDef TIM1_OCInitStructure;
extern FlagStatus Status;
extern u16 TIM1Compare1[3] = {0,0x3FFF,0x1FFF};
extern u16 TIM1Compare2[3] = {0x7FFF,0x3FFF,0x1FFF};
extern u16 TIM1Compare3[3] = {0,0x3FFF,0x1FFF};
extern u16 TIM1Compare4[3] = {0x7FFF,0x3FFF,0x1FFF};
extern u16 tubecnt;
extern u16 flag;
extern int add;
void GPIO_Configuration(void);
void TIM_Configuration(void);
void tim2_Configuration(void);
void exti_Configuration(void);
void nvic_Configuration(void);
void zhi1(void);
void zhi2(void);
void zhi3(void);
void zuoxiao(void);
void zuoda(void);
void youxiao(void);
void youda(void);
void xunji(void);
u16 ceju(void);
int main(void)
{
RCC_Configuration();
GPIO_Configuration();
TIM_Configuration();
delay_init();
while(1)
{
GPIO_ResetBits(GPIOE,GPIO_Pin_15);
GPIO_ResetBits(GPIOB,GPIO_Pin_11);
}
}
void GPIO_Configuration(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
/*TIM1 PWM 輸出：A9：CH1/A10：CH2 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10|GPIO_Pin_9;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOA, &GPIO_InitStructure);
/*LED顯示：LED5:PE15 / LED6:PB11 / LED7:PE14 / LED8：PB10 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10|GPIO_Pin_11;
GPIO_InitStructure.GPIO_Mode =GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_SetBits(GPIOB,GPIO_Pin_10);
GPIO_SetBits(GPIOB,GPIO_Pin_11);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_14|GPIO_Pin_15;
GPIO_InitStructure.GPIO_Mode =GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOE, &GPIO_InitStructure);
GPIO_SetBits(GPIOE,GPIO_Pin_14);
GPIO_SetBits(GPIOE,GPIO_Pin_15);
/*紅外管：infra1-> PC7, infra2-> PC8 浮空輸入 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7 | GPIO_Pin_8 ;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/*光電管：tube1-> PC0, tube2-> PC1, tube3-> PC2, tube4-> PC3 浮空輸入*/
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1|GPIO_Pin_2 | GPIO_Pin_3;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOC, &GPIO_InitStructure);
/*超聲波：Trig:PB9 Echo:PB8 */
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_ResetBits( GPIOB, GPIO_Pin_9);
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8;
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IN_FLOATING; //PB1接受采集上升沿 PB6低電平
GPIO_Init(GPIOB, &GPIO_InitStructure);
GPIO_ResetBits(GPIOB,GPIO_Pin_8);
}
void TIM_Configuration(void)
{
TIM_TimeBaseInitTypeDef TIM1_TimeBaseStructure;
TIM_OCInitTypeDef TIM1_OCInitStructure;
TIM_DeInit(TIM1);
/* Time Base configuration */
TIM1_TimeBaseStructure.TIM_Prescaler = 0x0; //設(shè)置了用來(lái)作為TIMx時(shí)鐘頻率除數(shù)的預(yù)分頻值
TIM1_TimeBaseStructure.TIM_CounterMode = TIM_CounterMode_Up; //選擇了計(jì)數(shù)器模式
TIM1_TimeBaseStructure.TIM_Period = 0xFFFF; //設(shè)置了在下一個(gè)更新事件裝入活動(dòng)的自動(dòng)重裝載寄存器周期 ARR
TIM1_TimeBaseStructure.TIM_ClockDivision = 0x0; //設(shè)置了時(shí)鐘分割
TIM1_TimeBaseStructure.TIM_RepetitionCounter = 0x0; //設(shè)置了周期計(jì)數(shù)器值
TIM_TimeBaseInit(TIM1,&TIM1_TimeBaseStructure);//根據(jù)TIM_TimeBaseInitStruct中指定的參數(shù)初始化TIMx的時(shí)間基數(shù)單位（5個(gè)參數(shù)）
//TIM1基本計(jì)數(shù)器設(shè)置（設(shè)置PWM頻率） //頻率=TIM1_CLK/(ARR+1)
/* Channel 1, 2,3 and 4 Configuration in PWM mode */
TIM1_OCInitStructure.TIM_OCMode = TIM_OCMode_PWM2;
TIM1_OCInitStructure.TIM_OutputState = TIM_OutputState_Enable;
TIM1_OCInitStructure.TIM_OutputNState = TIM_OutputNState_Enable;
TIM1_OCInitStructure.TIM_Pulse = 0x0;
TIM1_OCInitStructure.TIM_OCPolarity = TIM_OCPolarity_Low;
TIM1_OCInitStructure.TIM_OCNPolarity = TIM_OCNPolarity_Low;
TIM1_OCInitStructure.TIM_OCIdleState = TIM_OCIdleState_Set;
TIM1_OCInitStructure.TIM_OCNIdleState = TIM_OCIdleState_Reset;
TIM_OC1Init(TIM1,&TIM1_OCInitStructure); //同TimeBaseStructure （8個(gè)參數(shù)） //TIM1_OC1模塊設(shè)置（設(shè)置1通道占空比）
TIM1_OCInitStructure.TIM_Pulse = 0x7fff;
TIM_OC2Init(TIM1,&TIM1_OCInitStructure); //同TimeBaseStructure
TIM1_OCInitStructure.TIM_Pulse = 0x0;
TIM_OC3Init(TIM1,&TIM1_OCInitStructure); //同TimeBaseStructure
TIM1_OCInitStructure.TIM_Pulse = 0x7fff;
TIM_OC4Init(TIM1,&TIM1_OCInitStructure); //同TimeBaseStructure
TIM_Cmd(TIM1,ENABLE); //先設(shè)置好了TimeBase、OC、BDTR 使能或者失能TIM1外設(shè)
/* Main Output Enable */
TIM_CtrlPWMOutputs(TIM1,DISABLE); //TIM1_CtrlPWMOutputs(ENABLE); 使能或者失能TIM1的主輸出
}
void zhi1(void) //直走速度1
{
TIM_SetCompare1(TIM1,TIM1Compare1[0]);
TIM_SetCompare2(TIM1,TIM1Compare2[0]);
TIM_SetCompare3(TIM1,TIM1Compare3[0]);
TIM_SetCompare4(TIM1,TIM1Compare4[0]);
TIM_CtrlPWMOutputs(TIM1,ENABLE);
}
void zhi2(void) //直走速度2(慢)
{
TIM_SetCompare1(TIM1,TIM1Compare1[0]);
TIM_SetCompare2(TIM1,TIM1Compare2[1]);
TIM_SetCompare3(TIM1,TIM1Compare3[0]);
TIM_SetCompare4(TIM1,TIM1Compare4[1]);
TIM_CtrlPWMOutputs(TIM1,ENABLE);
}
void zhi(void) //直走速度3(很慢)
{
TIM_SetCompare1(TIM1,TIM1Compare1[0]);
TIM_SetCompare2(TIM1,TIM1Compare2[2]);
TIM_SetCompare3(TIM1,TIM1Compare3[0]);
TIM_SetCompare4(TIM1,TIM1Compare4[2]);
TIM_CtrlPWMOutputs(TIM1,ENABLE);
}
void zuoxiao(void) //左小轉(zhuǎn)
{
TIM_SetCompare1(TIM1,TIM1Compare1[0]);
TIM_SetCompare2(TIM1,TIM1Compare2[1]);
TIM_SetCompare3(TIM1,TIM1Compare3[0]);
TIM_SetCompare4(TIM1,TIM1Compare4[0]);
TIM_CtrlPWMOutputs(TIM1,ENABLE);
}
void zuoda(void) //左大轉(zhuǎn)
{
TIM_SetCompare1(TIM1,TIM1Compare1[0]);
TIM_SetCompare2(TIM1,0);
TIM_SetCompare3(TIM1,TIM1Compare3[0]);
TIM_SetCompare4(TIM1,TIM1Compare4[0]);
TIM_CtrlPWMOutputs(TIM1,ENABLE);
}
void youxiao(void) //右小轉(zhuǎn)
{
TIM_SetCompare1(TIM1,TIM1Compare1[0]);
TIM_SetCompare2(TIM1,TIM1Compare2[1]);
TIM_SetCompare3(TIM1,TIM1Compare3[0]);
TIM_SetCompare4(TIM1,TIM1Compare4[0]);
TIM_CtrlPWMOutputs(TIM1,ENABLE);
}
void youda(void) //右大轉(zhuǎn)
{
TIM_SetCompare1(TIM1,TIM1Compare1[0]);
TIM_SetCompare2(TIM1,0);
TIM_SetCompare3(TIM1,TIM1Compare3[0]);
TIM_SetCompare4(TIM1,TIM1Compare4[0]);
TIM_CtrlPWMOutputs(TIM1,ENABLE);
}
void xunji(void) //循跡
{
zhi1();
if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_7)) youxiao();
if(GPIO_ReadInputDataBit(GPIOC, GPIO_Pin_8)) zuoxiao();
if(1)
{
tubecnt++;
zhi1();
delay_ms(100);
zuoda();
delay_ms(100);
}
}
u16 ceju(void)
{
u16 juli;
flag=0;
GPIO_SetBits( GPIOB, GPIO_Pin_9);
TIM_Cmd(TIM2,ENABLE);
while(juli==0);
juli=add*3.4;;
flag=0;
return juli;
}
void tim2_Configuration(void)
{
TIM_TimeBaseInitTypeDef TIM_TimeBaseStructure;
RCC_APB1PeriphClockCmd(RCC_APB1Periph_TIM2|RCC_APB1Periph_TIM3, ENABLE);
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