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STM32F103RB Nucleo board STD Peripheral library examples
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#include "stm32f10x.h" | |
#include "stm32f10x_gpio.h" | |
GPIO_InitTypeDef GPIO_InitStructure; | |
void delay(__IO unsigned long mval){ | |
int i=0; | |
for(mval;mval>0;mval--){ | |
for(i=0;i<5000;i++); | |
} | |
} | |
void mot1_fwd(){ | |
GPIO_SetBits(GPIOA,GPIO_Pin_6); | |
GPIO_ResetBits(GPIOA,GPIO_Pin_7); | |
delay(100); | |
} | |
void mot2_fwd(){ | |
GPIO_SetBits(GPIOA,GPIO_Pin_8); | |
GPIO_ResetBits(GPIOA,GPIO_Pin_9); | |
delay(100); | |
} | |
void mot2_stop(){ | |
GPIO_ResetBits(GPIOA,GPIO_Pin_8); | |
GPIO_ResetBits(GPIOA,GPIO_Pin_9); | |
delay(100); | |
} | |
void mot1_stop(){ | |
GPIO_ResetBits(GPIOA,GPIO_Pin_6); | |
GPIO_ResetBits(GPIOA,GPIO_Pin_7); | |
delay(100); | |
} | |
void stopAll(){ | |
GPIO_ResetBits(GPIOA,GPIO_Pin_8 | GPIO_Pin_7 | GPIO_Pin_6 | GPIO_Pin_9); | |
delay(10); | |
} | |
void revAll(){ | |
GPIO_ResetBits(GPIOA,GPIO_Pin_8 | GPIO_Pin_6 ); | |
GPIO_SetBits(GPIOA,GPIO_Pin_9 | GPIO_Pin_7); | |
delay(100); | |
} | |
void fwdAll(){ | |
GPIO_ResetBits(GPIOA,GPIO_Pin_9 | GPIO_Pin_7 ); | |
GPIO_SetBits(GPIOA,GPIO_Pin_8 | GPIO_Pin_6); | |
delay(100); | |
} | |
int mot_flag=0; | |
int main(){ | |
/* GPIOA Periph clock enable */ | |
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); | |
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOC, ENABLE); | |
/* Configure PA5 in output pushpull mode */ | |
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5 |GPIO_Pin_6 | GPIO_Pin_7| GPIO_Pin_8 |GPIO_Pin_9; | |
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; | |
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; | |
GPIO_Init(GPIOA, &GPIO_InitStructure); | |
/*On Board User Button@ PC13 as Input*/ | |
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_13; | |
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; | |
GPIO_Init(GPIOC,&GPIO_InitStructure); | |
/*IR Sensors attached to A0,A1,A2,A3 PINS*/ | |
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_4; | |
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; | |
GPIO_Init(GPIOA,&GPIO_InitStructure); | |
stopAll(); | |
while(1){ | |
if(GPIO_ReadInputDataBit(GPIOC,GPIO_Pin_13)==Bit_RESET){ | |
GPIOA->ODR ^= GPIO_Pin_5; | |
delay(2000); | |
if(mot_flag==1){ | |
mot_flag=2; | |
stopAll(); | |
}else if(mot_flag==2){ | |
mot_flag=3; | |
revAll(); | |
}else if(mot_flag==3){ | |
mot_flag=0; | |
stopAll(); | |
}else { | |
mot_flag=1; | |
fwdAll(); | |
} | |
} | |
} | |
} |
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#include "stm32f10x.h" | |
#include "stm32f10x_gpio.h" | |
GPIO_InitTypeDef GPIO_InitStructure; | |
void delay(__IO unsigned long mval){ | |
int i=0; | |
for(mval;mval>0;mval--){ | |
for(i=0;i<5000;i++); | |
} | |
} | |
int main(){ | |
/* GPIOA Periph clock enable */ | |
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE); | |
/* Configure PA5 in output pushpull mode */ | |
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5; | |
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; | |
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP; | |
GPIO_Init(GPIOA, &GPIO_InitStructure); | |
while(1){ | |
GPIOA->ODR ^= GPIO_Pin_5; | |
delay(2000); | |
} | |
} |
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