代码拉取完成，页面将自动刷新
#include "DFRobot_MultiTouchPad.h"
struct touch_fun * touch_func_list[30];
DFRobot_MultiTouchPad::DFRobot_MultiTouchPad()
{
readAnalogPin = 0;
openedKeyTime = 0;
isOpenedKeyOpened = false;
openedKeyThouchedFlag = false;
touchFuncLen = 0;
openedKey = 0x10; //默认为按键0
pinMode(13,OUTPUT);
}
int DFRobot_MultiTouchPad::setOpenedKeyTime(int time)
{
if(time > 0){
openedKeyTime = time;
isOpenedKeyOpened = false;//等0按键按了3秒后，再打开开关，为true
return 1;
}else{
Serial.println("set time must greater than 0.");
return 0;
}
}
int DFRobot_MultiTouchPad::setOpenedKey(int key)
{
if((key < 0) || (key > 4)){
Serial.println("error key number.");
return 0;
}
openedKey = getCorrespondingNum(key);
return 1;
}
int DFRobot_MultiTouchPad::getCorrespondingNum(int buttonNum)
{
if(buttonNum == 0){
return 0x10;
}else if(buttonNum == 1){
return 0x08;
}else if(buttonNum == 2){
return 0x04;
}else if(buttonNum == 3){
return 0x02;
}else{
return 0x01;
}
}
int DFRobot_MultiTouchPad::setButtonCombinationCallback(int buttonCombination, buttonCombinationCallback_t callback_handler)
{
if((buttonCombination > 0x1F)||(buttonCombination < 1)||(callback_handler == NULL)){
Serial.println("error button number.");
return 0;
}
struct touch_fun *myfun = (struct touch_fun *)malloc(sizeof(struct touch_fun));
myfun->touchNum = buttonCombination;
myfun->fun = callback_handler;
touch_func_list[touchFuncLen] = myfun;
touchFuncLen += 1;
return 1;
}
int DFRobot_MultiTouchPad::init(int analogPin)
{
readAnalogPin = analogPin;
baseValue = 0;
int sensorValue = 0;
int resetValue = 0;
for(int i = 0 ; i < 1000 ; i++){
sensorValue = analogRead(readAnalogPin);
//Serial.println(sensorValue);
if((sensorValue == 1023) || (sensorValue == 0)){
return 0;
}else if((sensorValue < 590) || (sensorValue > 630)){
i -= 1;
resetValue += 1;
if(resetValue >= 10){
return 0;
}
delay(1);
continue;
}else if(i < 500){
delay(1);
continue;
}
baseValue += sensorValue;
delay(1);
}
Serial.println("get base value OK.");
baseValue = baseValue/(3 * 500);
Serial.print("baseValue=");
Serial.println(baseValue,2);
return 1;
}
uint8_t DFRobot_MultiTouchPad::read(void)
{
if(openedKeyTime > 0){
return hasSetOpenedKeyTimeRead();
}else{
return noSetOpenedKeyTimeRead();
}
}
int DFRobot_MultiTouchPad::hasSetOpenedKeyTimeRead()
{
if(isOpenedKeyOpened == true){
int sensorValue = readOnce();
if(isOpenedKeyTouched(sensorValue)){
int notouchNum = 0;
int allnotouchNum = 0;
int alltouchNum=openedKeyTime*1000/10;
for(int i = 0; i < alltouchNum ; i++){
sensorValue = readOnce();
if(whichTouched(sensorValue) == openedKey){
notouchNum = 0;
continue;
}else if(whichTouched(sensorValue) == 0xFF){
notouchNum += 1;
allnotouchNum += 1;
if(notouchNum >= 10){
allnotouchNum = 0;
if(openedKeyThouchedFlag){
openedKeyThouchedFlag = false;
return openedKey;
}
runTouchedCallback(openedKey);
return openedKey;
}
continue;
}else{
int touchedNum = whichTouched(sensorValue);
runTouchedCallback(touchedNum);
return touchedNum;
}
}
if(allnotouchNum/alltouchNum < 0.2){
if(openedKeyThouchedFlag){
return openedKey;
}
Serial.println("openKey close");
isOpenedKeyOpened = false;
digitalWrite(13, LOW);
openedKeyThouchedFlag = true;
return openedKey;
}else{
openedKeyThouchedFlag = false;
return -1;
}
}else{
int touchedNum = whichTouched(sensorValue);
runTouchedCallback(touchedNum);
return touchedNum;
}
}else{
int sensorValue = readOnce();
if (isOpenedKeyTouched(sensorValue)){
int notouchNum = 0;
int allnotouchNum = 0;
int alltouchNum=openedKeyTime*1000/10;
for(int i = 0; i < alltouchNum ; i++){
sensorValue = readOnce();
if(whichTouched(sensorValue) == openedKey){
notouchNum = 0;
continue;
}else if(whichTouched(sensorValue) == 0xFF){
notouchNum += 1;
allnotouchNum += 1;
if(notouchNum >= 10){
allnotouchNum = 0;
if(openedKeyThouchedFlag){
openedKeyThouchedFlag = false;
return openedKey;
}
Serial.println("Please touch more time.");
return 0xFF;
}
continue;
}else{
return -1;
}
}
if(allnotouchNum/alltouchNum < 0.2){
if(openedKeyThouchedFlag){
return openedKey;
}
Serial.println("openKey open");
isOpenedKeyOpened = true;
digitalWrite(13, HIGH);
openedKeyThouchedFlag = true;
return openedKey;
}else{
openedKeyThouchedFlag = false;
return -1;
}
}else{
return -1;
}
}
}
int DFRobot_MultiTouchPad::noSetOpenedKeyTimeRead()
{
int sensorValue = readOnce();
int touchedNum = whichTouched(sensorValue);
runTouchedCallback(touchedNum);
return touchedNum;
}
int DFRobot_MultiTouchPad::readOnce()
{
int sensorValue;
int sensorLast = 0;
for(int i = 0; i < 10 ; i++){
sensorValue = analogRead(readAnalogPin);
sensorLast += sensorValue;
delay(1);
}
sensorLast = sensorLast/10;
//Serial.println(sensorLast);
//Serial.println((KEY0*baseValue));
return sensorLast;
}
bool DFRobot_MultiTouchPad::isOpenedKeyTouched(int sensorValue)
{
if (openedKey == whichTouched(sensorValue)){
return true;
}else{
return false;
}
}
void DFRobot_MultiTouchPad::runTouchedCallback(int touchedNum)
{
for(int i=0;i<touchFuncLen;i++){
if(touch_func_list[i]->touchNum == touchedNum){
touch_func_list[i]->fun();
}
}
}
int DFRobot_MultiTouchPad::whichTouched(int sensorValue)
{
if ((sensorValue >= ((int)(KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY3 * baseValue) + 1))){
//}else if ((sensorValue >= ((int)(KEY0_KEY1_KEY2 * baseValue)-1))&&(sensorValue <= ((int)(KEY0_KEY1_KEY2 * baseValue)+1))){
//Serial.println("KEY3");
return 0x10; //00010000 button0
}else if ((sensorValue >= ((int)(KEY0 * baseValue) - 3)) && (sensorValue <= ((int)(KEY0 * baseValue) + 2))){
//Serial.println("KEY0");
return 0x08; //00001000 button1
}else if ((sensorValue >= ((int)(KEY1 * baseValue) - 2)) && (sensorValue <= ((int)(KEY1 * baseValue) + 1))){
//Serial.println("KEY1");
return 0x04; //00000100 button2
}else if ((sensorValue >= ((int)(KEY2 * baseValue) - 3)) && (sensorValue <= ((int)(KEY2 * baseValue) + 2))){
//Serial.println("KEY2");
return 0x02; //00000010 button3
}else if ((sensorValue >= ((int)(KEY4 * baseValue) - 2)) && (sensorValue <= ((int)(KEY4 * baseValue) + 1))){
//Serial.println("KEY4");
return 0x01; //00000001 button4
}else if ((sensorValue >= ((int)(KEY0_KEY1 * baseValue) - 2)) && (sensorValue <= ((int)(KEY0_KEY1 * baseValue) + 1))){
//Serial.println("KEY0_KEY1");
return 0x0C; //00001100 button1 button2
}else if ((sensorValue >= ((int)(KEY0_KEY2 * baseValue)- 2 )) && (sensorValue <= ((int)(KEY0_KEY2 * baseValue) + 1))){
//Serial.println("KEY0_KEY2");
return 0x0A; //00001010 button1 button3
}else if ((sensorValue >= ((int)(KEY0_KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY0_KEY3 * baseValue) + 1))){
//Serial.println("KEY0_KEY3");
return 0x18; //00011000 button1 button0
}else if ((sensorValue >= ((int)(KEY0_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY0_KEY4 * baseValue) + 1))){
//Serial.println("KEY0_KEY4");
return 0x09; //00001001 button1 button4
}else if ((sensorValue >= ((int)(KEY1_KEY2 * baseValue) - 2)) && (sensorValue <= ((int)(KEY1_KEY2 * baseValue) + 1))){
//Serial.println("KEY1_KEY2");
return 0x06; //00000110 button2 button3
}else if ((sensorValue >= ((int)(KEY1_KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY1_KEY3 * baseValue) + 1))){
//Serial.println("KEY1_KEY3");
return 0x14; //00010100 button2 button0
}else if ((sensorValue >= ((int)(KEY1_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY1_KEY4 * baseValue) + 1))){
//Serial.println("KEY1_KEY4");
return 0x05; //00000101 button2 button4
}else if ((sensorValue >= ((int)(KEY2_KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY2_KEY3 * baseValue) + 1))){
//Serial.println("KEY2_KEY3");
return 0x12; //00010010 button3 button0
}else if ((sensorValue >= ((int)(KEY2_KEY4 * baseValue) - 2)) && (sensorValue <= ((int)(KEY2_KEY4 * baseValue)))){
//Serial.println("KEY2_KEY4");
return 0x03; //00000011 button3 button4
}else if ((sensorValue >= ((int)(KEY3_KEY4 * baseValue) - 2)) && (sensorValue <= ((int)(KEY3_KEY4 * baseValue)))){
//}else if ((sensorValue >= ((int)(KEY0_KEY1_KEY2_KEY4 * baseValue)-2))&&(sensorValue <= ((int)(KEY0_KEY1_KEY2_KEY4 * baseValue)))){
//Serial.println("KEY3_KEY4");
return 0x11; //00010001 button0 button4
}else if ((sensorValue >= ((int)(KEY0_KEY1_KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY0_KEY1_KEY3 * baseValue)))){
//Serial.println("KEY0_KEY1_KEY3");
return 0x1C; //00011100 button1 button2 button0
}else if ((sensorValue >= ((int)(KEY0_KEY1_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY0_KEY1_KEY4 * baseValue)))){
//Serial.println("KEY0_KEY1_KEY4");
return 0x0D; //00001101 button1 button2 button0
}else if ((sensorValue >= ((int)(KEY0_KEY2_KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY0_KEY2_KEY3 * baseValue)))){
//Serial.println("KEY0_KEY2_KEY3");
return 0x1A; //00011010 button1 button3 button0
}else if ((sensorValue >= ((int)(KEY0_KEY2_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY0_KEY2_KEY4 * baseValue)))){
//Serial.println("KEY0_KEY2_KEY4");
return 0x0B; //00001011 button1 button3 button4
}else if ((sensorValue >= ((int)(KEY0_KEY3_KEY4 * baseValue) - 2)) && (sensorValue <= ((int)(KEY0_KEY3_KEY4 * baseValue)))){
//Serial.println("KEY0_KEY3_KEY4");
return 0x19; //00011001 button1 button0 button4
}else if ((sensorValue >= ((int)(KEY1_KEY2_KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY1_KEY2_KEY3 * baseValue)))){
//Serial.println("KEY1_KEY2_KEY3");
return 0x16; //00010110 button2 button3 button0
}else if ((sensorValue >= ((int)(KEY1_KEY2_KEY4 * baseValue) - 2)) && (sensorValue <= ((int)(KEY1_KEY2_KEY4 * baseValue)))){
//Serial.println("KEY1_KEY2_KEY4");
return 0x07; //00000111 button2 button3 button4
}else if ((sensorValue >= ((int)(KEY1_KEY3_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY1_KEY3_KEY4 * baseValue)))){
//Serial.println("KEY1_KEY3_KEY4");
return 0x15; //00010101 button2 button0 button4
}else if ((sensorValue >= ((int)(KEY2_KEY3_KEY4 * baseValue) - 2)) && (sensorValue <= ((int)(KEY2_KEY3_KEY4 * baseValue) - 1))){
//Serial.println("KEY2_KEY3_KEY4");
return 0x13; //00010011 button3 button0 button4
}else if ((sensorValue >= ((int)(KEY0_KEY1_KEY2_KEY3 * baseValue) - 2)) && (sensorValue <= ((int)(KEY0_KEY1_KEY2_KEY3 * baseValue)))){
//Serial.println("KEY0_KEY1_KEY2_KEY3");
return 0x1E; //00011110 button1 button2 button3 button0
}else if ((sensorValue >= ((int)(KEY0_KEY1_KEY3_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY0_KEY1_KEY3_KEY4 * baseValue)))){
//Serial.println("KEY0_KEY1_KEY3_KEY4");
return 0x1D; //00011101 button1 button2 button0 button4
}else if ((sensorValue >= ((int)(KEY0_KEY2_KEY3_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY0_KEY2_KEY3_KEY4 * baseValue)))){
//Serial.println("KEY0_KEY2_KEY3_KEY4");
return 0x1B; //00011011 button1 button3 button0 button4
}else if ((sensorValue >= ((int)(KEY1_KEY2_KEY3_KEY4 * baseValue) - 1)) && (sensorValue <= ((int)(KEY1_KEY2_KEY3_KEY4 * baseValue)))){
//Serial.println("KEY1_KEY2_KEY3_KEY4");
return 0x17; //00010111 button2 button3 button0 button4
}else if ((sensorValue >= ((int)(KEY0_KEY1_KEY2_KEY3_KEY4 * baseValue) - 2)) && (sensorValue <= ((int)(KEY0_KEY1_KEY2_KEY3_KEY4 * baseValue)))){
//Serial.println("KEY0_KEY1_KEY2_KEY3_KEY4");
return 0x1F; //00011111 button1 button2 button3 button0 button4
}else{
return 0xFF;
}
}
此处可能存在不合适展示的内容，页面不予展示。您可通过相关编辑功能自查并修改。
如您确认内容无涉及 不当用语 / 纯广告导流 / 暴力 / 低俗色情 / 侵权 / 盗版 / 虚假 / 无价值内容或违法国家有关法律法规的内容，可点击提交进行申诉，我们将尽快为您处理。
马建仓 AI 助手