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@Tinyu-Zhao
Tinyu-Zhao committed Oct 24, 2021
1 parent 08bfd56 commit 65183ae
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128 changes: 65 additions & 63 deletions examples/Unit/Fingerprint/Fingerprint.ino
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/*
*******************************************************************************
* Copyright (c) 2021 by M5Stack
* Equipped with M5StickC sample source code
* 配套 M5StickC 示例源代码
* Visit the website for more information：https://docs.m5stack.com/en/unit/finger
* 获取更多资料请访问：https://docs.m5stack.com/zh_CN/unit/finger
*
* describe: Finger.
* date：2021/8/26
*******************************************************************************
*/
#include <M5StickC.h>
#include "M5_FPC1020A.h"
#include "finger.h"

uint8_t userNum; //User number
FingerPrint FP_M;

void CleanScreen()
{
M5.Lcd.setTextColor(WHITE);
M5.Lcd.fillRect(0,50,400,300,BLACK);
M5.Lcd.setCursor(0, 10);
userNum = FP_M.fpm_getUserNum();
M5.Lcd.print("userNum:");
M5.Lcd.println(userNum);
M5.Lcd.setTextColor(WHITE);
M5.Lcd.fillRect(0,50,400,300,BLACK);
M5.Lcd.setCursor(0, 50);
M5.Lcd.setTextSize(2);
userNum = FP_M.fpm_getUserNum();
M5.Lcd.print("userNum:");
M5.Lcd.println(userNum);
}

void setup() {
M5.begin();
Serial2.begin(19200, SERIAL_8N1, 33, 32);
M5.Lcd.setRotation(3);
M5.Lcd.setCursor(0, 0);
M5.Lcd.println("Finger example");
M5.Lcd.setTextColor(WHITE);
M5.Lcd.setCursor(0, 10);
userNum = FP_M.fpm_getUserNum();
M5.begin();
//Serial.begin(19200);
Serial2.begin(19200, SERIAL_8N1, 33, 32);
M5.Lcd.setRotation(3);
//M5.Lcd.clear(BLACK);
//M5.Lcd.setTextColor(YELLOW);
//M5.Lcd.setTextFont(2);
//M5.Lcd.setTextSize(3);
M5.Lcd.setCursor(0, 0);
M5.Lcd.println("Finger example");

M5.Lcd.setTextColor(WHITE);
M5.Lcd.setCursor(0, 50);
userNum = FP_M.fpm_getUserNum();
M5.Lcd.print("userNum:");
M5.Lcd.println(userNum);

}

//ButtonA: Add user
//ButtonB: Matching
void loop(){
uint8_t res1;
//ButtonA: Add user. 添加用户
M5.Lcd.setCursor(0, 10);
M5.Lcd.setTextSize(1);
if(M5.BtnA.wasPressed()){
CleanScreen();
M5.Lcd.println("Fingerprint Typing");
res1 = FP_M.fpm_addUser(userNum,1);
if(res1 == ACK_SUCCESS){
M5.Lcd.println("Success");

uint8_t res1;
if(M5.BtnA.wasPressed()){
CleanScreen();
M5.Lcd.println("Fingerprint Typing");

res1 = FP_M.fpm_addUser(userNum,1);
if(res1 == ACK_SUCCESS){
M5.Lcd.println("Success");
}
else if(res1 == ACK_FAIL){
M5.Lcd.println("Fail");
}
else if(res1 == ACK_FULL){
M5.Lcd.println("Full");
}
else{
M5.Lcd.println("Timeout");
}
userNum++;
}
else if(res1 == ACK_FAIL){
M5.Lcd.println("Fail");
}
else if(res1 == ACK_FULL){
M5.Lcd.println("Full");
}
else{
M5.Lcd.println("Timeout");
}
userNum++;
}
//ButtonB: Matching. 匹配指纹
if(M5.BtnB.wasPressed()){
CleanScreen();
M5.Lcd.println("Matching");
res1 = FP_M.fpm_compareFinger();
if(res1 == ACK_SUCCESS){
M5.Lcd.println("Success");
}
if(res1 == ACK_NOUSER){
M5.Lcd.println("No Such User");
}
if(res1 == ACK_TIMEOUT){
M5.Lcd.println("Timeout");

if(M5.BtnB.wasPressed()){
CleanScreen();
M5.Lcd.println("Matching");

res1 = FP_M.fpm_compareFinger();
if(res1 == ACK_SUCCESS){
M5.Lcd.println("Success");
}
if(res1 == ACK_NOUSER){
M5.Lcd.println("No Such User");
}
if(res1 == ACK_TIMEOUT){
M5.Lcd.println("Timeout");
}
}
}
M5.update();

M5.update();

}
228 changes: 228 additions & 0 deletions examples/Unit/Fingerprint/finger.cpp
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#include <M5StickC.h>
#include "finger.h"


FingerPrint::FingerPrint(void){

}

FingerPrint FP;

uint8_t FingerPrint::fpm_sendAndReceive(uint16_t timeout)
{
uint8_t i, j;
uint8_t checkSum = 0;

FP.RxCnt = 0;
FP.TxBuf[5] = 0;

Serial2.write(CMD_HEAD);
for (i = 1; i < 6; i++)
{
Serial2.write(FP.TxBuf[i]);
checkSum ^= FP.TxBuf[i];
}
Serial2.write(checkSum);
Serial2.write(CMD_TAIL);

while (FP.RxCnt < 8 && timeout > 0)
{
delay(1);
timeout--;
}

uint8_t ch;
for(i=0;i<8;i++)
{
if(Serial2.available()){
ch = Serial2.read();
FP.RxCnt++;
FP.RxBuf[i] = ch;
}
}

if (FP.RxCnt != 8) {FP.RxCnt = 0;return ACK_TIMEOUT;}
if (FP.RxBuf[HEAD] != CMD_HEAD) return ACK_FAIL;
if (FP.RxBuf[TAIL] != CMD_TAIL) return ACK_FAIL;
if (FP.RxBuf[CMD] != (FP.TxBuf[CMD])) return ACK_FAIL;

checkSum = 0;
for (j = 1; j < CHK; j++) {
checkSum ^= FP.RxBuf[j];
}
if (checkSum != FP.RxBuf[CHK]) {
return ACK_FAIL;
}
return ACK_SUCCESS;
}

uint8_t FingerPrint::fpm_sleep(void)
{
uint8_t res;

FP.TxBuf[CMD] = CMD_SLEEP_MODE;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = 0;
FP.TxBuf[P3] = 0;

res = fpm_sendAndReceive(500);

if(res == ACK_SUCCESS) {
return ACK_SUCCESS;
}
else {
return ACK_FAIL;
}

}

uint8_t FingerPrint::fpm_setAddMode(uint8_t fpm_mode)
{
uint8_t res;

FP.TxBuf[CMD] = CMD_ADD_MODE;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = fpm_mode;
FP.TxBuf[P3] = 0;

res = fpm_sendAndReceive(200);

if(res == ACK_SUCCESS && RxBuf[Q3] == ACK_SUCCESS) {
return ACK_SUCCESS;
}
else {
return ACK_FAIL;
}
}

uint8_t FingerPrint::fpm_readAddMode(void)
{
FP.TxBuf[CMD] = CMD_ADD_MODE;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = 0;
FP.TxBuf[P3] = 0X01;

fpm_sendAndReceive(200);

return FP.RxBuf[Q2];
}

uint16_t FingerPrint::fpm_getUserNum(void)
{
uint8_t res;

FP.TxBuf[CMD] = CMD_USER_CNT;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = 0;
FP.TxBuf[P3] = 0;

res = fpm_sendAndReceive(200);

if(res == ACK_SUCCESS && RxBuf[Q3] == ACK_SUCCESS) {
return FP.RxBuf[Q2];
}
else {
return 0XFF;
}

}

uint8_t FingerPrint::fpm_deleteAllUser(void)
{
uint8_t res;

FP.TxBuf[CMD] = CMD_DEL_ALL;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = 0;
FP.TxBuf[P3] = 0;

res = fpm_sendAndReceive(200);

if(res == ACK_SUCCESS && RxBuf[Q3] == ACK_SUCCESS) {
return ACK_SUCCESS;
}
else {
return ACK_FAIL;
}
}

uint8_t FingerPrint::fpm_deleteUser(uint8_t userNum)
{
uint8_t res;

FP.TxBuf[CMD] = CMD_DEL;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = userNum;
FP.TxBuf[P3] = 0;

res = fpm_sendAndReceive(200);

if(res == ACK_SUCCESS && RxBuf[Q3] == ACK_SUCCESS) {
return ACK_SUCCESS;
}
else {
return ACK_FAIL;
}
}

uint8_t FingerPrint::fpm_addUser(uint8_t userNum, uint8_t userPermission)
{
uint8_t res;

FP.TxBuf[CMD] = CMD_ADD_1;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = userNum;
FP.TxBuf[P3] = userPermission;

res = fpm_sendAndReceive(30000);

if(res == ACK_SUCCESS) {
if(FP.RxBuf[Q3] == ACK_SUCCESS) {
FP.TxBuf[CMD] = CMD_ADD_2;

res = fpm_sendAndReceive(30000);

if(res == ACK_SUCCESS) {
if(FP.RxBuf[Q3] == ACK_SUCCESS) {
FP.TxBuf[CMD] = CMD_ADD_3;

res = fpm_sendAndReceive(30000);

if(res == ACK_SUCCESS) {
return FP.RxBuf[Q3];
}
}
}
}
}
return res;

}

uint8_t FingerPrint::fpm_compareFinger(void)
{
uint8_t res;

FP.TxBuf[CMD] = CMD_MATCH;
FP.TxBuf[P1] = 0;
FP.TxBuf[P2] = 0;
FP.TxBuf[P3] = 0;

res = fpm_sendAndReceive(30000);

if(res == ACK_SUCCESS)
{
if(FP.RxBuf[Q3] == ACK_NOUSER) {
return ACK_NOUSER;
}
if(FP.RxBuf[Q3] == ACK_TIMEOUT) {
return ACK_TIMEOUT;
}
if((FP.RxBuf[Q2] != 0) && (FP.RxBuf[Q3] == 1 || FP.RxBuf[Q3] == 2 || FP.RxBuf[Q3] == 3)) {
return ACK_SUCCESS;
}
}
return res;
}


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