WIZnet / GT511C3_TimeStamp_WIZwiki-W7500

Time Stamp using fingerprint with WIZwiki-W7500.

Dependencies:   GT511C3 NTPClient SDFileSystem WIZnetInterface mbed-src

Fork of GT511C3_HelloWorld_WIZwiki-W7500 by WIZnet

GT511C3.cpp@0:b11b455d4997, 2014-01-03 (annotated)

Committer:
tosihisa
Date:
Fri Jan 03 06:20:34 2014 +0000
Revision:
0:b11b455d4997
Child:
2:34a647292050
1st Commit.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tosihisa 0:b11b455d4997 1
tosihisa 0:b11b455d4997 2 #include "mbed.h"
tosihisa 0:b11b455d4997 3 #include "GT511C3.h"
tosihisa 0:b11b455d4997 4
tosihisa 0:b11b455d4997 5 #define SET_AND_SUMADD(idx,val) sendbuf[idx]=((unsigned char)(val));sum += sendbuf[idx]
tosihisa 0:b11b455d4997 6
tosihisa 0:b11b455d4997 7 int GT511C3::Init(void)
tosihisa 0:b11b455d4997 8 {
tosihisa 0:b11b455d4997 9 baud(9600);
tosihisa 0:b11b455d4997 10 ClearLine();
tosihisa 0:b11b455d4997 11 return 0;
tosihisa 0:b11b455d4997 12 }
tosihisa 0:b11b455d4997 13
tosihisa 0:b11b455d4997 14 int GT511C3::SendCommand(unsigned long Parameter,unsigned short Command)
tosihisa 0:b11b455d4997 15 {
tosihisa 0:b11b455d4997 16 unsigned char sendbuf[12];
tosihisa 0:b11b455d4997 17 unsigned short sum = 0;
tosihisa 0:b11b455d4997 18 int idx = 0;
tosihisa 0:b11b455d4997 19 int i;
tosihisa 0:b11b455d4997 20
tosihisa 0:b11b455d4997 21 SET_AND_SUMADD(idx,0x55); idx++;
tosihisa 0:b11b455d4997 22 SET_AND_SUMADD(idx,0xAA); idx++;
tosihisa 0:b11b455d4997 23 SET_AND_SUMADD(idx,0x01); idx++;
tosihisa 0:b11b455d4997 24 SET_AND_SUMADD(idx,0x00); idx++;
tosihisa 0:b11b455d4997 25 SET_AND_SUMADD(idx,Parameter & 0xff); idx++;
tosihisa 0:b11b455d4997 26 SET_AND_SUMADD(idx,(Parameter >> 8) & 0xff); idx++;
tosihisa 0:b11b455d4997 27 SET_AND_SUMADD(idx,(Parameter >> 16) & 0xff); idx++;
tosihisa 0:b11b455d4997 28 SET_AND_SUMADD(idx,(Parameter >> 24) & 0xff); idx++;
tosihisa 0:b11b455d4997 29 SET_AND_SUMADD(idx,Command & 0xff); idx++;
tosihisa 0:b11b455d4997 30 SET_AND_SUMADD(idx,(Command >> 8) & 0xff); idx++;
tosihisa 0:b11b455d4997 31 sendbuf[idx] = sum & 0xff; idx++;
tosihisa 0:b11b455d4997 32 sendbuf[idx] = (sum >> 8) & 0xff; idx++;
tosihisa 0:b11b455d4997 33
tosihisa 0:b11b455d4997 34 for(i = 0;i < idx;i++){
tosihisa 0:b11b455d4997 35 while(!writeable());
tosihisa 0:b11b455d4997 36 putc(sendbuf[i]);
tosihisa 0:b11b455d4997 37 }
tosihisa 0:b11b455d4997 38 return idx;
tosihisa 0:b11b455d4997 39 }
tosihisa 0:b11b455d4997 40
tosihisa 0:b11b455d4997 41 int GT511C3::RecvResponse(unsigned long *Parameter,unsigned short *Response)
tosihisa 0:b11b455d4997 42 {
tosihisa 0:b11b455d4997 43 unsigned char buf[12];
tosihisa 0:b11b455d4997 44 unsigned short sum = 0;
tosihisa 0:b11b455d4997 45 int i;
tosihisa 0:b11b455d4997 46
tosihisa 0:b11b455d4997 47 *Parameter = 0;
tosihisa 0:b11b455d4997 48 *Response = CMD_Nack;
tosihisa 0:b11b455d4997 49
tosihisa 0:b11b455d4997 50 for(i = 0;i < sizeof(buf);i++){
tosihisa 0:b11b455d4997 51 while(!readable());
tosihisa 0:b11b455d4997 52 buf[i] = getc();
tosihisa 0:b11b455d4997 53 if(i < 9){
tosihisa 0:b11b455d4997 54 sum += buf[i];
tosihisa 0:b11b455d4997 55 }
tosihisa 0:b11b455d4997 56 if((i == 0) && (buf[i] != 0x55))
tosihisa 0:b11b455d4997 57 return -1;
tosihisa 0:b11b455d4997 58 if((i == 1) && (buf[i] != 0xAA))
tosihisa 0:b11b455d4997 59 return -1;
tosihisa 0:b11b455d4997 60 }
tosihisa 0:b11b455d4997 61 if(buf[10] != (sum & 0xff))
tosihisa 0:b11b455d4997 62 return -2;
tosihisa 0:b11b455d4997 63 if(buf[11] != ((sum >> 8) & 0xff))
tosihisa 0:b11b455d4997 64 return -2;
tosihisa 0:b11b455d4997 65
tosihisa 0:b11b455d4997 66 *Parameter = buf[7];
tosihisa 0:b11b455d4997 67 *Parameter = (*Parameter << 8) | buf[6];
tosihisa 0:b11b455d4997 68 *Parameter = (*Parameter << 8) | buf[5];
tosihisa 0:b11b455d4997 69 *Parameter = (*Parameter << 8) | buf[4];
tosihisa 0:b11b455d4997 70
tosihisa 0:b11b455d4997 71 *Response = buf[9];
tosihisa 0:b11b455d4997 72 *Response = (*Response << 8) | buf[8];
tosihisa 0:b11b455d4997 73
tosihisa 0:b11b455d4997 74 return 0;
tosihisa 0:b11b455d4997 75 }
tosihisa 0:b11b455d4997 76
tosihisa 0:b11b455d4997 77 int GT511C3::ClearLine(void)
tosihisa 0:b11b455d4997 78 {
tosihisa 0:b11b455d4997 79 while(readable()){
tosihisa 0:b11b455d4997 80 (void)getc();
tosihisa 0:b11b455d4997 81 }
tosihisa 0:b11b455d4997 82 return 0;
tosihisa 0:b11b455d4997 83 }
tosihisa 0:b11b455d4997 84