288 lines
5.7 KiB
C++
288 lines
5.7 KiB
C++
#include "pstwo.h"
|
||
|
||
#include "bsplib.h"
|
||
/*********************************************************
|
||
Copyright (C), 2015-2025, YFRobot.
|
||
www.yfrobot.com
|
||
File:PS2驱动程序
|
||
Author:pinggai Version:1.1 Data:2015/10/20
|
||
Description: PS2驱动程序
|
||
增加功能:
|
||
1、软件设置“红灯模式”、“绿灯模式”,并可以设置“保存”,通过手柄“模式按键”无法改变
|
||
2、设置手柄震动:通过数值的设置,改变左侧大震动电机震动频率。
|
||
通过数值的设置,开关右侧小震动电机。
|
||
History:
|
||
V1.0: 2015/05/16
|
||
1、手柄解码,识别按键值,读取模拟值。
|
||
**********************************************************/
|
||
#define DELAY_TIME delay_us(3);
|
||
unsigned short Handkey; // 按键值读取,零时存储。
|
||
unsigned char Comd[2]={0x01,0x42}; //开始命令。请求数据
|
||
unsigned char Data[9]={0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00}; //数据存储数组
|
||
unsigned short MASK[]={
|
||
PSB_SELECT,
|
||
PSB_L3,
|
||
PSB_R3 ,
|
||
PSB_START,
|
||
PSB_PAD_UP,
|
||
PSB_PAD_RIGHT,
|
||
PSB_PAD_DOWN,
|
||
PSB_PAD_LEFT,
|
||
PSB_L2,
|
||
PSB_R2,
|
||
PSB_L1,
|
||
PSB_R1 ,
|
||
PSB_GREEN,
|
||
PSB_RED,
|
||
PSB_BLUE,
|
||
PSB_PINK
|
||
}; //按键值与按键明
|
||
|
||
//手柄接口初始化 输入 DI->PB12
|
||
// 输出 DO->PB13 CS->PB14 CLK->PB15
|
||
void PS2_Init(void)
|
||
{
|
||
//输入 DI->PB12
|
||
RCC->APB2ENR|=1<<3; //使能PORTB时钟
|
||
GPIOB->CRH&=0XFFF0FFFF;//PB12设置成输入 默认下拉
|
||
GPIOB->CRH|=0X00080000;
|
||
|
||
// DO->PB13 CS->PB14 CLK->PB15
|
||
RCC->APB2ENR|=1<<3; //使能PORTB时钟
|
||
GPIOB->CRH&=0X000FFFFF;
|
||
GPIOB->CRH|=0X33300000;//PB13、PB14、PB15 推挽输出
|
||
}
|
||
|
||
//向手柄发送命令
|
||
void PS2_Cmd(unsigned char CMD)
|
||
{
|
||
volatile unsigned short ref=0x01;
|
||
Data[1] = 0;
|
||
for(ref=0x01; ref<0x0100; ref<<=1) {
|
||
if(ref&CMD) {
|
||
DO_H; //输出一位控制位
|
||
} else {
|
||
DO_L;
|
||
}
|
||
|
||
CLK_H; //时钟拉高
|
||
DELAY_TIME;
|
||
CLK_L;
|
||
DELAY_TIME;
|
||
CLK_H;
|
||
|
||
if(DI)
|
||
Data[1] = ref|Data[1];
|
||
}
|
||
|
||
delay_us(16);
|
||
}
|
||
|
||
//判断是否为红灯模式,0x41=模拟绿灯,0x73=模拟红灯
|
||
//返回值;0,红灯模式
|
||
// 其他,其他模式
|
||
unsigned char PS2_RedLight(void)
|
||
{
|
||
CS_L;
|
||
PS2_Cmd(Comd[0]); //开始命令
|
||
PS2_Cmd(Comd[1]); //请求数据
|
||
CS_H;
|
||
if( Data[1] == 0X73)
|
||
return 0 ;
|
||
|
||
return 1;
|
||
}
|
||
|
||
//读取手柄数据
|
||
void PS2_ReadData(void)
|
||
{
|
||
volatile unsigned char byte=0;
|
||
volatile unsigned short ref=0x01;
|
||
CS_L;
|
||
PS2_Cmd(Comd[0]); //开始命令
|
||
PS2_Cmd(Comd[1]); //请求数据
|
||
|
||
//开始接受数据
|
||
for(byte=2;byte<9;byte++) {
|
||
for(ref=0x01;ref<0x100;ref<<=1) {
|
||
CLK_H;
|
||
DELAY_TIME;
|
||
CLK_L;
|
||
DELAY_TIME;
|
||
CLK_H;
|
||
|
||
if(DI)
|
||
Data[byte] = ref|Data[byte];
|
||
}
|
||
delay_us(16);
|
||
}
|
||
CS_H;
|
||
}
|
||
|
||
//对读出来的PS2的数据进行处理,只处理按键部分
|
||
//只有一个按键按下时按下为0, 未按下为1
|
||
unsigned char PS2_DataKey()
|
||
{
|
||
unsigned char index;
|
||
|
||
PS2_ClearData();
|
||
PS2_ReadData();
|
||
|
||
Handkey=(Data[4]<<8)|Data[3]; //这是16个按键 按下为0, 未按下为1
|
||
for(index=0;index<16;index++) {
|
||
if((Handkey&(1<<(MASK[index]-1)))==0)
|
||
return index+1;
|
||
}
|
||
|
||
return 0; //没有任何按键按下
|
||
}
|
||
|
||
//得到一个摇杆的模拟量 范围0~256
|
||
unsigned char PS2_AnologData(unsigned char button)
|
||
{
|
||
return Data[button];
|
||
}
|
||
|
||
//清除数据缓冲区
|
||
void PS2_ClearData()
|
||
{
|
||
unsigned char a;
|
||
for(a=0;a<9;a++)
|
||
Data[a]=0x00;
|
||
}
|
||
/******************************************************
|
||
Function: void PS2_Vibration(unsigned char motor1, unsigned char motor2)
|
||
Description: 手柄震动函数,
|
||
Calls: void PS2_Cmd(unsigned char CMD);
|
||
Input: motor1:右侧小震动电机 0x00关,其他开
|
||
motor2:左侧大震动电机 0x40~0xFF 电机开,值越大 震动越大
|
||
******************************************************/
|
||
void PS2_Vibration(unsigned char motor1, unsigned char motor2)
|
||
{
|
||
CS_L;
|
||
delay_us(16);
|
||
PS2_Cmd(0x01); //开始命令
|
||
PS2_Cmd(0x42); //请求数据
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(motor1);
|
||
PS2_Cmd(motor2);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
CS_H;
|
||
delay_us(16);
|
||
}
|
||
|
||
//short poll
|
||
void PS2_ShortPoll(void)
|
||
{
|
||
CS_L;
|
||
delay_us(16);
|
||
PS2_Cmd(0x01);
|
||
PS2_Cmd(0x42);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0x00);
|
||
PS2_Cmd(0x00);
|
||
CS_H;
|
||
delay_us(16);
|
||
}
|
||
|
||
//进入配置
|
||
void PS2_EnterConfing(void)
|
||
{
|
||
CS_L;
|
||
delay_us(16);
|
||
PS2_Cmd(0x01);
|
||
PS2_Cmd(0x43);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0x01);
|
||
PS2_Cmd(0x00);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
CS_H;
|
||
delay_us(16);
|
||
}
|
||
|
||
//发送模式设置
|
||
void PS2_TurnOnAnalogMode(void)
|
||
{
|
||
CS_L;
|
||
PS2_Cmd(0x01);
|
||
PS2_Cmd(0x44);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0x01); //analog=0x01;digital=0x00 软件设置发送模式
|
||
PS2_Cmd(0xEE); //Ox03锁存设置,即不可通过按键“MODE”设置模式。
|
||
//0xEE不锁存软件设置,可通过按键“MODE”设置模式。
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0X00);
|
||
CS_H;
|
||
delay_us(16);
|
||
}
|
||
|
||
//振动设置
|
||
void PS2_VibrationMode(void)
|
||
{
|
||
CS_L;
|
||
delay_us(16);
|
||
PS2_Cmd(0x01);
|
||
PS2_Cmd(0x4D);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0x00);
|
||
PS2_Cmd(0X01);
|
||
CS_H;
|
||
delay_us(16);
|
||
}
|
||
|
||
//完成并保存配置
|
||
void PS2_ExitConfing(void)
|
||
{
|
||
CS_L;
|
||
delay_us(16);
|
||
PS2_Cmd(0x01);
|
||
PS2_Cmd(0x43);
|
||
PS2_Cmd(0X00);
|
||
PS2_Cmd(0x00);
|
||
PS2_Cmd(0x5A);
|
||
PS2_Cmd(0x5A);
|
||
PS2_Cmd(0x5A);
|
||
PS2_Cmd(0x5A);
|
||
PS2_Cmd(0x5A);
|
||
CS_H;
|
||
delay_us(16);
|
||
}
|
||
|
||
//手柄配置初始化
|
||
void PS2_SetInit(void)
|
||
{
|
||
PS2_ShortPoll();
|
||
PS2_ShortPoll();
|
||
PS2_ShortPoll();
|
||
PS2_EnterConfing(); //进入配置模式
|
||
PS2_TurnOnAnalogMode(); //“红绿灯”配置模式,并选择是否保存
|
||
PS2_VibrationMode(); //开启震动模式
|
||
PS2_ExitConfing(); //完成并保存配置
|
||
}
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|
||
|