PS2手柄在arduino上进行测试，可用，供喜欢diy的朋友借鉴

#include <PS2X_lib.h> //PS2手柄
PS2X ps2x; // create PS2 Controller Class
//////////PS2引脚//////////////////一共4个信号引脚
#define PS2_DAT 26 // DI
#define PS2_CMD 27 // DO
#define PS2_SEL 32 //CS
#define PS2_CLK 34 ////////////
unsigned char servo,PS2_LY,PS2_LX,PS2_RY,PS2_RX,PS2_KEY; //定义相关的变量
void (* resetFunc) (void) = 0;// Reset func
/***********函数功能：初始化 相当于STM32里面的Main函数 作者：平衡小车之家************/
void setup() {
char error;
Serial.begin(57600); //开启串口
error = ps2x.config_gamepad(PS2_CLK, PS2_CMD, PS2_SEL, PS2_DAT, false, false);//PS2控制

}
/******函数功能：主循环程序体*******/
void loop(){

ps2x.read_gamepad(false, 0); //read controller and set large motor to spin at 'vibrate' speed
PS2_LX=ps2x.Analog(PSS_LX);
PS2_LY=ps2x.Analog(PSS_LY);
PS2_RX=ps2x.Analog(PSS_RX);
PS2_RY=ps2x.Analog(PSS_RY);
Serial.print("PS2_LX:");
Serial.print(PS2_LX);
Serial.print(" PS2_LY:");
Serial.print(PS2_LY);
Serial.print(" PS2_RX:");
Serial.print(PS2_RX);
Serial.print(" PS2_RY:");
Serial.print(PS2_RY);
if(ps2x.Button(PSB_TRIANGLE)) Serial.println(" PSB_TRIANGLE");
else if(ps2x.Button(PSB_CROSS)) Serial.println(" PSB_CROSS");
else if(ps2x.Button(PSB_CIRCLE)) Serial.println(" PSB_CIRC");
else if(ps2x.Button(PSB_SQUARE)) Serial.println(" PSB_SQUARE");
else if(ps2x.Button(PSB_PAD_UP)) Serial.println(" PSB_PAD_UP");
else if(ps2x.Button(PSB_PAD_DOWN)) Serial.println(" PSB_PAD_DOWN");
else if(ps2x.Button(PSB_PAD_RIGHT)) Serial.println(" PSB_PAD_RIGHT");
else if(ps2x.Button(PSB_PAD_LEFT)) Serial.println(" PSB_PAD_LEFT");
else if(ps2x.Button(PSB_R1)) Serial.println(" PSB_R1");
else if(ps2x.Button(PSB_R2)) Serial.println(" PSB_R2");
else if(ps2x.Button(PSB_SELECT)) Serial.println(" PSB_SELECT");
else if(ps2x.Button(PSB_START)) Serial.println(" PSB_START");
else if(ps2x.Button(PSB_L1)) Serial.println(" PSB_L1");
else if(ps2x.Button(PSB_L2)) Serial.println(" PSB_L2");
else Serial.println(" KEY_RELEASE");
}