?? pcdutils.lst
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C51 COMPILER V6.12 PCDUTILS 08/18/2008 15:29:35 PAGE 1
C51 COMPILER V6.12, COMPILATION OF MODULE PCDUTILS
OBJECT MODULE PLACED IN .\PcdUtils.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE .\PcdUtils.c LARGE WARNINGLEVEL(0) BROWSE INCDIR(D:\UsefulDocument\Mifare\M
-F RC500\MFRC500 Demo Reader\RC500\For Test) DEBUG OBJECTEXTEND
stmt level source
1 ///////////////////////////////////////////////////////////////////////////////
2 // Copyright (c), Philips Semiconductors Gratkorn
3 //
4 // (C)PHILIPS Electronics N.V.2000
5 // All rights are reserved.
6 // Philips reserves the right to make changes without notice at any time.
7 // Philips makes no warranty, expressed, implied or statutory, including but
8 // not limited to any implied warranty of merchantibility or fitness for any
9 //particular purpose, or that the use will not infringe any third party patent,
10 // copyright or trademark. Philips must not be liable for any loss or damage
11 // arising from its use.
12 ///////////////////////////////////////////////////////////////////////////////
13 #define DLL_EXPORT // library source module definition
14
15 #include <string.h>
16 #include <stdio.h>
17
18 #include <RICReg.h>
*** ERROR 318 IN LINE 18 OF .\PcdUtils.c: can't open file 'RICReg.h'
19
20 #include <PcdUtils.h>
*** ERROR 318 IN LINE 41 OF MfErrno.h: can't open file 'OsDefs.h'
21 #include <MfRc500.h>
*** ERROR 318 IN LINE 25 OF MfRc500.h: can't open file 'OsDefs.h'
*** ERROR C129 IN LINE 47 OF MFRC500.H: missing ';' before 'Mf500PcdConfig'
22 #include <RcCommunication.h>
23 #include <MfErrNo.h>
24 #include <CPURegs.h>
*** ERROR 318 IN LINE 24 OF .\PcdUtils.c: can't open file 'CPURegs.h'
25 #include <uCInit.h>
*** ERROR 318 IN LINE 25 OF .\PcdUtils.c: can't open file 'uCInit.h'
26
27 volatile unsigned char RxTxBuffer[MAX_RF_BUF_SIZE];
28
29 // communication info stucture
30 static volatile MfCmdInfo *MpIsrInfo = 0;
31 // ISR send buffer
32 static volatile unsigned char *MpIsrOut = 0;
33 // ISR receive buffer
34 static volatile unsigned char *MpIsrIn = 0;
35
36 ///////////////////////////////////////////////////////////////////////
37 // Set Timeout LENGTH
38 ///////////////////////////////////////////////////////////////////////
39 void PcdSetTmo(unsigned char tmoLength)
40 {
41 switch(tmoLength)
42 { // timer clock frequency 13,56 MHz
43 case 1: // short timeout (1,0 ms)
44 WriteRC(RegTimerClock,0x07); // TAutoRestart=0,TPrescale=128
45 WriteRC(RegTimerReload,0x6a);// TReloadVal = 'h6a =106(dec)
46 break;
47 case 2: // medium timeout (1,5 ms)
48 WriteRC(RegTimerClock,0x07); // TAutoRestart=0,TPrescale=128
C51 COMPILER V6.12 PCDUTILS 08/18/2008 15:29:35 PAGE 2
49 WriteRC(RegTimerReload,0xa0);// TReloadVal = 'ha0 =160(dec)
50 break;
51 case 3: // long timeout (6 ms)
52 WriteRC(RegTimerClock,0x09); // TAutoRestart=0,TPrescale=4*128
53 WriteRC(RegTimerReload,0xa0);// TReloadVal = 'ha0 =160(dec)
54 break;
55 case 4: // long timeout (9.6 ms)
56 WriteRC(RegTimerClock,0x09); // TAutoRestart=0,TPrescale=4*128
57 WriteRC(RegTimerReload,0xff);// TReloadVal = 'ff =255(dec)
58 break;
59 default: // short timeout (1,0 ms)
60 WriteRC(RegTimerClock,0x07); // TAutoRestart=0,TPrescale=128
61 WriteRC(RegTimerReload,tmoLength);// TReloadVal = tmoLength
62 break;
63 }
64 }
65
66 //////////////////////////////////////////////////////////////////////
67 // SET A BIT MASK
68 ///////////////////////////////////////////////////////////////////////
69 void SetBitMask(unsigned char reg,unsigned char mask) //
70 {
71 char tmp = 0x0;
72
73 tmp = ReadRC(reg);
74 WriteRC(reg,tmp | mask); // set bit mask
75 }
76
77 //////////////////////////////////////////////////////////////////////
78 // C L E A R A B I T M A S K
79 ///////////////////////////////////////////////////////////////////////
80 void ClearBitMask(unsigned char reg,unsigned char mask) //
81 {
82 char tmp = 0x0;
83
84 tmp = ReadRC(reg);
85 WriteRC(reg,tmp & ~mask); // clear bit mask
86 }
87
88 ///////////////////////////////////////////////////////////////////////
89 // F L U S H F I F O
90 ///////////////////////////////////////////////////////////////////////
91 void FlushFIFO(void)
92 {
93 SetBitMask(RegControl,0x01);
94 }
95
96 ///////////////////////////////////////////////////////////////////////////////
97 // Interrupt Handler RIC
98 ///////////////////////////////////////////////////////////////////////////////
99 void SingleResponseIsr(void)
100 {
101 static unsigned char irqBits;
102 static unsigned char irqMask;
103 static unsigned char oldPageSelect;
104 static unsigned char nbytes;
105 static unsigned char cnt;
106
107 if (MpIsrInfo && MpIsrOut && MpIsrIn) // transfer pointers have to be set
108 // correctly
109 {
110 oldPageSelect = ReadRawRC(RegPage); // save old page select
C51 COMPILER V6.12 PCDUTILS 08/18/2008 15:29:35 PAGE 3
111 // Attention: ReadRC cannnot be
112 // used because of the internal
113 // write sequence to the page
114 // reg
115 WriteRawRC(RegPage,0x80); // select page 0 for ISR
116 while( (ReadRawRC(RegPrimaryStatus) & 0x08)) // loop while IRQ pending
117 {
118 irqMask = ReadRawRC(RegInterruptEn); // read enabled interrupts
119 // read pending interrupts
120 irqBits = ReadRawRC(RegInterruptRq) & irqMask;
121 MpIsrInfo->irqSource |= irqBits; // save pending interrupts
122 //************ LoAlertIRQ ******************
123 if (irqBits & 0x01) // LoAlert
124 {
125 nbytes = MFIFOLength - ReadRawRC(RegFIFOLength);
126 // less bytes to send, than space in FIFO
127 if ((MpIsrInfo->nBytesToSend - MpIsrInfo->nBytesSent) <= nbytes)
128 {
129 nbytes = MpIsrInfo->nBytesToSend - MpIsrInfo->nBytesSent;
130 WriteRawRC(RegInterruptEn,0x01); // disable LoAlert IRQ
131 }
132 // write remaining data to the FIFO
133 for ( cnt = 0;cnt < nbytes;cnt++)
134 {
135 WriteRawRC(RegFIFOData,MpIsrOut[MpIsrInfo->nBytesSent]);
136 MpIsrInfo->nBytesSent++;
137 }
138 WriteRawRC(RegInterruptRq,0x01); // reset IRQ bit
139 }
140
141 //************* TxIRQ Handling **************
142 if (irqBits & 0x10) // TxIRQ
143 {
144 WriteRawRC(RegInterruptRq,0x10); // reset IRQ bit
145 WriteRawRC(RegInterruptEn,0x82); // enable HiAlert Irq for
146 // response
147 if (MpIsrInfo->cmd == PICC_ANTICOLL1) // if cmd is anticollision
148 { // switch off parity generation
149 WriteRC(RegChannelRedundancy,0x02); // RxCRC and TxCRC disable, parity disable
-
150 WriteRawRC(RegPage,0x00); // reset page address
151 }
152 }
153
154 //************* HiAlertIRQ or RxIRQ Handling ******************
155 if (irqBits & 0x0E) // HiAlert, Idle or RxIRQ
156 {
157 // read some bytes ( length of FIFO queue)
158 // into the receive buffer 讀取一些字節(FIFO隊列的長度)到接收緩存器
159 nbytes = ReadRawRC(RegFIFOLength); //從FIFO讀取數據并且存入接收緩存器
160 // read date from the FIFO and store them in the receive buffer
161 for ( cnt = 0; cnt < nbytes; cnt++)
162 {
163 MpIsrIn[MpIsrInfo->nBytesReceived] = ReadRawRC(RegFIFOData);
164 MpIsrInfo->nBytesReceived++;
165 }
166 WriteRawRC(RegInterruptRq,0x0A & irqBits);
167 // reset IRQ bit - idle irq will
168 // be deleted in a seperate section
169 }
170
171 //************** IdleIRQ Handling ***********
C51 COMPILER V6.12 PCDUTILS 08/18/2008 15:29:35 PAGE 4
172 if (irqBits & 0x04) // Idle IRQ
173 {
174 WriteRawRC(RegInterruptEn,0x20); // disable Timer IRQ
175 WriteRawRC(RegInterruptRq,0x20); // disable Timer IRQ request
176 irqBits &= ~0x20; // clear Timer IRQ in local var
177 MpIsrInfo->irqSource &= ~0x20; // clear Timer IRQ in info var
178 // when idle received, then cancel
179 // timeout
180 WriteRawRC(RegInterruptRq,0x04); // reset IRQ bit
181 // status should still be MI_OK
182 // no error - only used for wake up
183 }
184
185 //************* TimerIRQ Handling ***********
186 if (irqBits & 0x20) // timer IRQ
187 {
188 WriteRawRC(RegInterruptRq,0x20); // reset IRQ bit
189 MpIsrInfo->status = MI_NOTAGERR; // timeout error
190 // otherwise ignore the interrupt
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