基于51单片机的蓝牙遥控小车

基于单片机的智能避障遥控小车

代码

#include

sbit PWM1 = P2^0;//PWM波产生的端口 sbit PWM2 = P2^1;

sbit motor_control_1 = P2^7;//左轮控制 sbit motor_control_2 = P2^6;// sbit motor_control_3 = P2^5; sbit motor_control_4 = P2^4;//

unsigned int PWMCnt1 = 0; unsigned int cntPWM1 = 60; unsigned int PWMCnt2 = 0; unsigned int cntPWM2 = 60;

unsigned char bluetoothdata; void initial_myself(); void initial_interrupt(); void usart_service(void);

基于单片机的智能避障遥控小车

void delay_long(unsigned int time); void go_forward(void);// void stop(); void turn_right(); void turn_left(); void back();

void main() {

initial_myself(); delay_long(100); initial_interrupt(); stop(); while(1) {

usart_service(); } }

基于单片机的智能避障遥控小车

void usart_service() {

switch(bluetoothdata) {

case 'f':go_forward(); delay_long(100);

SBUF = 'f';//返回数据到手机 bluetoothdata = 'a'; break;

case 's':stop(); delay_long(100); SBUF = 's';

bluetoothdata = 'a'; break;

case 'r':turn_right(); delay_long(100);

基于单片机的智能避障遥控小车

SBUF = 'r';

bluetoothdata = 'a'; break;

case 'l':turn_left(); delay_long(100); SBUF = 'l';

bluetoothdata = 'a'; break;

case 'b':back(); delay_long(100); SBUF = 'b';

bluetoothdata = 'a'; break;

case '1':cntPWM1 = 60; cntPWM2 = 60; delay_long(100);