Matthieu Bichet / Mbed 2 deprecated NFC

Lecteur NFC sur STM32F746G-DISCO

Dependencies:   TS_DISCO_F746NG mbed LCD_DISCO_F746NG BSP_DISCO_F746NG

/media/uploads/MatthieuBichet/interfa-age_nfc.pdf

main.cpp@0:88344fc82f63, 2019-06-04 (annotated)

Committer:
MatthieuBichet
Date:
Tue Jun 04 13:57:22 2019 +0000
Revision:
0:88344fc82f63
Child:
1:913f00f0b737
Version 1;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MatthieuBichet 0:88344fc82f63 1 #include "mbed.h"
MatthieuBichet 0:88344fc82f63 2 #include "LCD_DISCO_F746NG.h"
MatthieuBichet 0:88344fc82f63 3 #include "TS_DISCO_F746NG.h"
MatthieuBichet 0:88344fc82f63 4 LCD_DISCO_F746NG lcd;
MatthieuBichet 0:88344fc82f63 5 TS_DISCO_F746NG ts;
MatthieuBichet 0:88344fc82f63 6
MatthieuBichet 0:88344fc82f63 7 Serial NFC(PF_7,PF_6,115200);
MatthieuBichet 0:88344fc82f63 8 Serial pc(USBTX, USBRX,115200);
MatthieuBichet 0:88344fc82f63 9 char message[25];
MatthieuBichet 0:88344fc82f63 10 char msg[25];
MatthieuBichet 0:88344fc82f63 11 DigitalOut led1(LED1);
MatthieuBichet 0:88344fc82f63 12 int q=0;
MatthieuBichet 0:88344fc82f63 13 const unsigned char wake[24]={
MatthieuBichet 0:88344fc82f63 14 0x55, 0x55, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, \
MatthieuBichet 0:88344fc82f63 15 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0x03, 0xfd, 0xd4, 0x14, 0x01, 0x17, 0x00};//wake up NFC module
MatthieuBichet 0:88344fc82f63 16 const unsigned char firmware[9]={
MatthieuBichet 0:88344fc82f63 17 0x00, 0x00, 0xFF, 0x02, 0xFE, 0xD4, 0x02, 0x2A, 0x00};//
MatthieuBichet 0:88344fc82f63 18 const unsigned char tag[11]={
MatthieuBichet 0:88344fc82f63 19 0x00, 0x00, 0xFF, 0x04, 0xFC, 0xD4, 0x4A, 0x01, 0x00, 0xE1, 0x00};//detecting tag command
MatthieuBichet 0:88344fc82f63 20 const unsigned char std_ACK[25] = {
MatthieuBichet 0:88344fc82f63 21 0x00, 0x00, 0xFF, 0x00, 0xFF, 0x00, 0x00, 0x00, 0xFF, 0x0C, \
MatthieuBichet 0:88344fc82f63 22 0xF4, 0xD5, 0x4B, 0x01, 0x01, 0x00, 0x04, 0x08, 0x04, 0x00, 0x00, 0x00, 0x00, 0x4b, 0x00};
MatthieuBichet 0:88344fc82f63 23 unsigned char old_id[5];
MatthieuBichet 0:88344fc82f63 24
MatthieuBichet 0:88344fc82f63 25 unsigned char receive_ACK[25];//Command receiving buffer
MatthieuBichet 0:88344fc82f63 26
MatthieuBichet 0:88344fc82f63 27 void NFC_Send_Byte(unsigned char command_data){//send byte to PC
MatthieuBichet 0:88344fc82f63 28 NFC.putc(command_data);
MatthieuBichet 0:88344fc82f63 29 }
MatthieuBichet 0:88344fc82f63 30 void send_tag(void){//send tag[] to device
MatthieuBichet 0:88344fc82f63 31 unsigned char i;
MatthieuBichet 0:88344fc82f63 32 for(i=0;i<11;i++) //send command
MatthieuBichet 0:88344fc82f63 33 NFC_Send_Byte(tag[i]);
MatthieuBichet 0:88344fc82f63 34 }
MatthieuBichet 0:88344fc82f63 35 void wake_card(void){//send wake[] to device
MatthieuBichet 0:88344fc82f63 36 unsigned char i;
MatthieuBichet 0:88344fc82f63 37 for(i=0;i<24;i++) //send command
MatthieuBichet 0:88344fc82f63 38 NFC_Send_Byte(wake[i]);
MatthieuBichet 0:88344fc82f63 39 }
MatthieuBichet 0:88344fc82f63 40
MatthieuBichet 0:88344fc82f63 41
MatthieuBichet 0:88344fc82f63 42
MatthieuBichet 0:88344fc82f63 43 void read_ACK(unsigned char temp){//read ACK into reveive_ACK[]
MatthieuBichet 0:88344fc82f63 44 unsigned char i;
MatthieuBichet 0:88344fc82f63 45 for(i=0;i<temp;i++) {
MatthieuBichet 0:88344fc82f63 46 message[i]= NFC.getc();
MatthieuBichet 0:88344fc82f63 47 }
MatthieuBichet 0:88344fc82f63 48 }
MatthieuBichet 0:88344fc82f63 49 void pc_Send_Byte(unsigned char command_data){//send byte to PC
MatthieuBichet 0:88344fc82f63 50 pc.putc(command_data);
MatthieuBichet 0:88344fc82f63 51 }
MatthieuBichet 0:88344fc82f63 52
MatthieuBichet 0:88344fc82f63 53 void display(unsigned char tem){//send receive_ACK[] to PC
MatthieuBichet 0:88344fc82f63 54 unsigned char i;
MatthieuBichet 0:88344fc82f63 55 for(i=0;i<tem;i++) //send command
MatthieuBichet 0:88344fc82f63 56 pc_Send_Byte(receive_ACK[i]);
MatthieuBichet 0:88344fc82f63 57 pc.printf("\r\n");
MatthieuBichet 0:88344fc82f63 58 }
MatthieuBichet 0:88344fc82f63 59
MatthieuBichet 0:88344fc82f63 60 void firmware_version(void){//send fireware[] to device
MatthieuBichet 0:88344fc82f63 61 unsigned char i;
MatthieuBichet 0:88344fc82f63 62 for(i=0;i<9;i++) //send command
MatthieuBichet 0:88344fc82f63 63 NFC_Send_Byte(firmware[i]);
MatthieuBichet 0:88344fc82f63 64 }
MatthieuBichet 0:88344fc82f63 65 void callback()
MatthieuBichet 0:88344fc82f63 66 {
MatthieuBichet 0:88344fc82f63 67
MatthieuBichet 0:88344fc82f63 68
MatthieuBichet 0:88344fc82f63 69 }
MatthieuBichet 0:88344fc82f63 70
MatthieuBichet 0:88344fc82f63 71 int main()
MatthieuBichet 0:88344fc82f63 72 {
MatthieuBichet 0:88344fc82f63 73 //NFC.attach(&callback);
MatthieuBichet 0:88344fc82f63 74 TS_StateTypeDef TS_State;
MatthieuBichet 0:88344fc82f63 75 uint16_t x, y;
MatthieuBichet 0:88344fc82f63 76 uint8_t text[30];
MatthieuBichet 0:88344fc82f63 77 uint8_t status;
MatthieuBichet 0:88344fc82f63 78 uint8_t idx;
MatthieuBichet 0:88344fc82f63 79 uint8_t cleared = 0;
MatthieuBichet 0:88344fc82f63 80 uint8_t prev_nb_touches = 0;
MatthieuBichet 0:88344fc82f63 81
MatthieuBichet 0:88344fc82f63 82 status = ts.Init(lcd.GetXSize(), lcd.GetYSize());
MatthieuBichet 0:88344fc82f63 83 if (status != TS_OK) {
MatthieuBichet 0:88344fc82f63 84 lcd.Clear(LCD_COLOR_RED);
MatthieuBichet 0:88344fc82f63 85 lcd.SetBackColor(LCD_COLOR_RED);
MatthieuBichet 0:88344fc82f63 86 lcd.SetTextColor(LCD_COLOR_WHITE);
MatthieuBichet 0:88344fc82f63 87 lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT FAIL", CENTER_MODE);
MatthieuBichet 0:88344fc82f63 88 } else {
MatthieuBichet 0:88344fc82f63 89 lcd.Clear(LCD_COLOR_GREEN);
MatthieuBichet 0:88344fc82f63 90 lcd.SetBackColor(LCD_COLOR_GREEN);
MatthieuBichet 0:88344fc82f63 91 lcd.SetTextColor(LCD_COLOR_WHITE);
MatthieuBichet 0:88344fc82f63 92 lcd.DisplayStringAt(0, LINE(5), (uint8_t *)"TOUCHSCREEN INIT OK", CENTER_MODE);
MatthieuBichet 0:88344fc82f63 93 }
MatthieuBichet 0:88344fc82f63 94
MatthieuBichet 0:88344fc82f63 95 wait(1);
MatthieuBichet 0:88344fc82f63 96 wake_card();
MatthieuBichet 0:88344fc82f63 97 pc.printf("\r\n");
MatthieuBichet 0:88344fc82f63 98 send_tag();
MatthieuBichet 0:88344fc82f63 99 lcd.Clear(LCD_COLOR_WHITE);
MatthieuBichet 0:88344fc82f63 100 lcd.SetBackColor(LCD_COLOR_WHITE);
MatthieuBichet 0:88344fc82f63 101 lcd.SetTextColor(LCD_COLOR_RED);
MatthieuBichet 0:88344fc82f63 102 lcd.FillRect(100, 100, 100, 75);
MatthieuBichet 0:88344fc82f63 103 lcd.DisplayStringAt(0, LINE(3), (uint8_t *) " SCAN", LEFT_MODE);
MatthieuBichet 0:88344fc82f63 104 while(1)
MatthieuBichet 0:88344fc82f63 105 {//lcd.Clear(LCD_COLOR_WHITE);
MatthieuBichet 0:88344fc82f63 106
MatthieuBichet 0:88344fc82f63 107 //lcd.Clear(LCD_COLOR_WHITE);
MatthieuBichet 0:88344fc82f63 108
MatthieuBichet 0:88344fc82f63 109 ts.GetState(&TS_State);
MatthieuBichet 0:88344fc82f63 110 if (TS_State.touchDetected)
MatthieuBichet 0:88344fc82f63 111 {
MatthieuBichet 0:88344fc82f63 112 x = TS_State.touchX[0];
MatthieuBichet 0:88344fc82f63 113 y = TS_State.touchY[0];
MatthieuBichet 0:88344fc82f63 114 if((x >115) && (x <190) && (y>125) && (y<170))
MatthieuBichet 0:88344fc82f63 115 {
MatthieuBichet 0:88344fc82f63 116 lcd.SetTextColor(LCD_COLOR_GREEN);
MatthieuBichet 0:88344fc82f63 117 lcd.FillRect(100, 100, 100, 75);
MatthieuBichet 0:88344fc82f63 118 send_tag();
MatthieuBichet 0:88344fc82f63 119 wait(0.200);
MatthieuBichet 0:88344fc82f63 120 read_ACK(19);
MatthieuBichet 0:88344fc82f63 121 }
MatthieuBichet 0:88344fc82f63 122 else
MatthieuBichet 0:88344fc82f63 123 {
MatthieuBichet 0:88344fc82f63 124 lcd.SetTextColor(LCD_COLOR_RED);
MatthieuBichet 0:88344fc82f63 125 lcd.FillRect(100, 100, 100, 75);
MatthieuBichet 0:88344fc82f63 126 }
MatthieuBichet 0:88344fc82f63 127 }
MatthieuBichet 0:88344fc82f63 128 else{
MatthieuBichet 0:88344fc82f63 129 lcd.SetTextColor(LCD_COLOR_RED);
MatthieuBichet 0:88344fc82f63 130 lcd.FillRect(100, 100, 100, 75);
MatthieuBichet 0:88344fc82f63 131 }
MatthieuBichet 0:88344fc82f63 132 //;
MatthieuBichet 0:88344fc82f63 133 //firmware_version();
MatthieuBichet 0:88344fc82f63 134 //read_ACK(11);
MatthieuBichet 0:88344fc82f63 135 //pc.printf("\r\n");
MatthieuBichet 0:88344fc82f63 136
MatthieuBichet 0:88344fc82f63 137
MatthieuBichet 0:88344fc82f63 138
MatthieuBichet 0:88344fc82f63 139 //wait(1);
MatthieuBichet 0:88344fc82f63 140 q=0;
MatthieuBichet 0:88344fc82f63 141 //while(NFC.readable())
MatthieuBichet 0:88344fc82f63 142 //{
MatthieuBichet 0:88344fc82f63 143 // message[q] = NFC.getc();
MatthieuBichet 0:88344fc82f63 144 //q++;
MatthieuBichet 0:88344fc82f63 145 //pc.printf("%c",message[q]);
MatthieuBichet 0:88344fc82f63 146 //}
MatthieuBichet 0:88344fc82f63 147 sprintf(msg, "ID %d %02X%02X%02X%02X%02X%02X",q,(int)message[13],(int)message[14],(int)message[15],(int)message[16],(int)message[17],(int)message[18]);
MatthieuBichet 0:88344fc82f63 148 lcd.DisplayStringAt(0,LINE(9), (uint8_t *)msg, CENTER_MODE);
MatthieuBichet 0:88344fc82f63 149
MatthieuBichet 0:88344fc82f63 150 //lcd.SetTextColor(LCD_COLOR_RED);
MatthieuBichet 0:88344fc82f63 151 //lcd.SetBackColor(LCD_COLOR_WHITE);
MatthieuBichet 0:88344fc82f63 152 //lcd.FillRect(10,25,25,25);
MatthieuBichet 0:88344fc82f63 153 //wait(1);
MatthieuBichet 0:88344fc82f63 154 }
MatthieuBichet 0:88344fc82f63 155 }
MatthieuBichet 0:88344fc82f63 156