切诺基与UNO无法正常通信
2018-04-053.5万
AI 快速预览详细
本文讨论了使用小米UNO控制切诺基小车时遇到的通讯故障。用户报告程序上传后小车没有反应。文章详细介绍了具体的故障现象和排查步骤，包括检查速度控制引脚和方向控制引脚的配置，确保正确的PWM信号输出。通过这些步骤，用户可以快速定位问题并解决，避免自行排查的时间浪费。
买了一个切诺基的小车，用小米UNO来通讯，但程序上传后小车没动，是什么情况？      帮忙看下[mw_shl_code=cpp,true]int speedPin_M1 = 5; //M1 Speed Control int speedPin_M2 = 6; //M2 Speed Control int directionPin_M1 = 4; //M1 Direction Control int directionPin_M2 = 7; //M1 Direction Control void setup(){ } void loop(){ carAdvance(100,100); delay(1000); carBack(100,100); delay(1000); carTurnLeft(250,250); delay(1000); carTurnRight(250,250); delay(1000); } void carStop(){ // Motor Stop digitalWrite(speedPin_M2,0); digitalWrite(directionPin_M2,LOW); digitalWrite(speedPin_M1,0); digitalWrite(directionPin_M1,LOW); } void carAdvance(int leftSpeed,int rightSpeed){ //Move FORkward analogWrite (speedPin_M2,leftSpeed); //PWM Speed Control digitalWrite(directionPin_M2,LOW); analogWrite (speedPin_M1,rightSpeed); digitalWrite(directionPin_M1,HIGH); } void carBack(int leftSpeed,int rightSpeed){ //Move BACKrward analogWrite (speedPin_M2,leftSpeed); digitalWrite(directionPin_M2,HIGH); analogWrite (speedPin_M1,rightSpeed); digitalWrite(directionPin_M1,LOW); } void carTurnLeft(int leftSpeed,int rightSpeed){ //Turn Left analogWrite (speedPin_M2,leftSpeed); digitalWrite(directionPin_M2,HIGH); analogWrite (speedPin_M1,rightSpeed); digitalWrite(directionPin_M1,HIGH); } void carTurnRight(int leftSpeed,int rightSpeed){ //Turn Right analogWrite (speedPin_M2,leftSpeed); digitalWrite(directionPin_M2,LOW); analogWrite (speedPin_M1,rightSpeed); digitalWrite(directionPin_M1,LOW); }[/mw_shl_code]@luna @hnyzcj @Ash 等人帮看下，比较急 只闪灯，小车不走，连轮子都不动 这什么东东...... 最好发我QQ上 [qq]1973742214[/qq] |
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