📄 radio.lst
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C51 COMPILER V7.08 RADIO 12/11/2005 15:43:14 PAGE 1
C51 COMPILER V7.08, COMPILATION OF MODULE RADIO
OBJECT MODULE PLACED IN radio.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE radio.c BROWSE DEBUG OBJECTEXTEND
line level source
1 /*= radio.c ========================================================================================
2 *
3 * Copyright (C) 2004 Nordic Semiconductor
4 *
5 * This file is distributed in the hope that it will be useful, but WITHOUT WARRANTY OF ANY KIND.
6 *
7 * Author(s): Ole Saether
8 *
9 * DESCRIPTION:
10 *
11 * Packet format:
12 *
13 * [4 byte address][1 byte msg ID][0-25 bytes msg data][16 bit CRC]
14 *
15 *
16 * COMPILER:
17 *
18 * This program has been tested with Keil C51 V7.08
19 * 01/06/2005 change to send 2time on one time
20 *
21 * $Revision: 6 $
22 *
23 *==================================================================================================
24 */
25 #include "reg9e5.h"
26 #include "util.h"
27 #include "radio.h"
28
29 #define HFREQ 1 // 0=433MHz, 1=868/915MHz 19/08/2004 set 915mhz
30 #define POWER 3 // 0=min power...3 = max power
31 unsigned char TransmitPacket1(unsigned char *pBuf,unsigned char *pBuf1);
32 unsigned char ReceivePacket1(unsigned char *pBuf,unsigned char *pBuf1);
33 extern unsigned char idata buf[];
34 const unsigned char code rnd_tab[256] =
35 {
36 // This table contains four each of the numbers 2 to 65 (0x02-0x41) randomly distributed.
37 // If you need longer random cycles than this you could use an 8-bit pseudo random generator
38 // and use it to index this table.
39 0x28, 0x29, 0x38, 0x07, 0x19, 0x17, 0x2F, 0x1F, 0x14, 0x16, 0x1F, 0x06, 0x38, 0x1B, 0x3B, 0x33,
40 0x33, 0x2F, 0x37, 0x1A, 0x32, 0x15, 0x19, 0x34, 0x1B, 0x2D, 0x13, 0x02, 0x3F, 0x18, 0x10, 0x10,
41 0x0A, 0x1D, 0x0D, 0x37, 0x3D, 0x0B, 0x2A, 0x25, 0x1F, 0x20, 0x41, 0x21, 0x2F, 0x2A, 0x36, 0x09,
42 0x1C, 0x2C, 0x0F, 0x1E, 0x39, 0x03, 0x06, 0x03, 0x2B, 0x0A, 0x1D, 0x02, 0x24, 0x3A, 0x32, 0x10,
43 0x16, 0x16, 0x13, 0x12, 0x20, 0x06, 0x13, 0x1F, 0x0D, 0x41, 0x1E, 0x08, 0x3D, 0x31, 0x09, 0x16,
44 0x23, 0x12, 0x2D, 0x12, 0x31, 0x1C, 0x36, 0x0B, 0x11, 0x21, 0x37, 0x13, 0x38, 0x41, 0x0B, 0x32,
45 0x1B, 0x33, 0x20, 0x29, 0x0E, 0x05, 0x41, 0x1E, 0x05, 0x0C, 0x38, 0x1D, 0x20, 0x2F, 0x29, 0x39,
46 0x3D, 0x04, 0x26, 0x10, 0x12, 0x36, 0x3B, 0x08, 0x3D, 0x3C, 0x1A, 0x24, 0x08, 0x07, 0x35, 0x15,
47 0x2A, 0x40, 0x2C, 0x11, 0x31, 0x28, 0x2A, 0x1E, 0x02, 0x07, 0x19, 0x32, 0x28, 0x39, 0x1A, 0x28,
48 0x19, 0x22, 0x03, 0x21, 0x39, 0x09, 0x03, 0x0F, 0x3E, 0x2D, 0x0D, 0x37, 0x18, 0x3E, 0x09, 0x25,
49 0x26, 0x11, 0x36, 0x1A, 0x18, 0x25, 0x3E, 0x29, 0x08, 0x3C, 0x2B, 0x33, 0x02, 0x0A, 0x05, 0x0A,
50 0x1C, 0x2C, 0x07, 0x23, 0x3E, 0x1B, 0x3F, 0x2E, 0x3B, 0x31, 0x2B, 0x24, 0x35, 0x26, 0x1D, 0x2E,
51 0x11, 0x3C, 0x15, 0x2B, 0x15, 0x24, 0x2C, 0x27, 0x0D, 0x34, 0x14, 0x23, 0x21, 0x04, 0x3A, 0x27,
52 0x0F, 0x40, 0x27, 0x0B, 0x30, 0x2E, 0x17, 0x25, 0x3C, 0x34, 0x40, 0x34, 0x0C, 0x2D, 0x30, 0x18,
53 0x40, 0x0F, 0x22, 0x26, 0x27, 0x3F, 0x30, 0x22, 0x30, 0x3F, 0x23, 0x14, 0x3A, 0x14, 0x3B, 0x0C,
54 0x06, 0x04, 0x05, 0x3A, 0x35, 0x0E, 0x0E, 0x0C, 0x17, 0x1C, 0x35, 0x0E, 0x04, 0x2E, 0x17, 0x22
55 };
C51 COMPILER V7.08 RADIO 12/11/2005 15:43:14 PAGE 2
56
57 unsigned char seq, hopIdx, nBytes,PXX,ch;
58 static unsigned rxTout, txTout;
59
60 static void SwitchChannel(unsigned char iii)
61 {
62 1 RACSN = 0;
63 1 SpiReadWrite(CC | 0x0e);
64 1 SpiReadWrite(rnd_tab[iii]);
65 1 RACSN = 1;
66 1 }
67 //
68 static void TransmitBytes(unsigned char *pBuf)
69 {
70 1 // Transmit one packet with the format specified in the header of this file:
71 1 unsigned char i;
72 1 PXX=pBuf[19];
73 1 SwitchChannel(0);;//在将程序写入到RX1和RX2的时候需要改变该函数的输入值
74 1 //在这里我们将RX2的频道放在2上，所以在向RX2写入程序的时候将其改为
75 1 //SwitchChannel(2);
76 1 TXEN = 1;
77 1 RACSN = 0;
78 1 SpiReadWrite(WTP);
79 1 //SpiReadWrite(msgid);
80 1 for (i=0;i<nBytes;i++)
81 1 {
82 2 SpiReadWrite(pBuf[i]);
83 2 }
84 1 RACSN = 1;
85 1 TRX_CE = 1;
86 1 Delay100us(1);
87 1 TRX_CE = 0;
88 1 while(DR == 0)
89 1 ;
90 1 }
91 static unsigned char ReceiveBytes(unsigned char *pBuf)
92 {
93 1 unsigned char i;
94 1 while(1)
95 1 {
96 2 SwitchChannel(0);
97 2 TXEN = 0;
98 2 TRX_CE = 1;
99 2 ResetTimer(1);
100 2 while(DR == 0)
101 2 {
102 3 if ((rxTout != 0) && (GetTimer(1) > rxTout))
103 3 {
104 4 TRX_CE = 0;
105 4 return 0;
106 4 }
107 3 }
108 2 TRX_CE = 0;
109 2 RACSN = 0;
110 2 SpiReadWrite(RRP);
111 2 i = 0;
112 2 while(DR)
113 2 {
114 3 pBuf[i++] = SpiReadWrite(0);
115 3 if (i == nBytes) // Play safe
116 3 break;
117 3 }
C51 COMPILER V7.08 RADIO 12/11/2005 15:43:14 PAGE 3
118 2 RACSN = 1;
119 2 return 1;
120 2 };
121 1 }
122
123
124
125 unsigned char TransmitPacket(unsigned char *pBuf)
126 {
127 1 // unsigned int i;
128 1 ResetTimer(1);
129 1 TransmitBytes(pBuf);
130 1 if ((txTout != 0) && (GetTimer(1) > txTout))
131 1 return 0;
132 1 }
133
134 unsigned char ReceivePacket(unsigned char *pBuf)
135 {
136 1 unsigned char cmd;
137 1 while(1)
138 1 {
139 2 cmd = ReceiveBytes(pBuf);
140 2 if (cmd == 0)
141 2 return 0;
142 2 else if(cmd == 1)
143 2 return 1;
144 2 }
145 1 }
146
147 static void InitAddress(unsigned char spiAddr, unsigned char *pAddr)
148 {
149 1 unsigned char i;
150 1 RACSN = 0;
151 1 SpiReadWrite(spiAddr);
152 1 for(i=0;i<4;i++)
153 1 SpiReadWrite(pAddr[i]);
154 1 RACSN = 1;
155 1 }
156
157 static void InitCommon(unsigned char nRx, unsigned char nTx)
158 {
159 1 hopIdx = 0; // Start at index #0 in the channel table above
160 1 RACSN = 0;
161 1 SpiReadWrite(WRC | 0x03); // Write to RF config address 3 (RX payload)
162 1 SpiReadWrite(nRx);
163 1 SpiReadWrite(nTx);
164 1 RACSN = 1;
165 1 }
166
167 void InitReceiver(unsigned char n, unsigned char *pAddr)
168 {
169 1 seq = 15;
170 1 rxTout = 50; // Default 3s timeout
171 1 nBytes = n; // Number of data bytes (0-25)
172 1 InitCommon(n, 1);
173 1 if (pAddr != 0)
174 1 InitAddress(WRC | 0x05, pAddr); // Configure RX address
175 1 }
176
177 void InitTransmitter(unsigned char n, unsigned char *pAddr)
178 {
179 1 seq = 0;
C51 COMPILER V7.08 RADIO 12/11/2005 15:43:14 PAGE 4
180 1 // txTout = 3000; // Default 3s timeout
181 1 txTout = 300; // Default 3s timeout
182 1 nBytes = n; // Number of data bytes (0-25)
183 1 InitCommon(0, n);
184 1 if (pAddr != 0)
185 1 InitAddress(WTA, pAddr); // Configure TX address
186 1 }
187 //---------------------END RADIO----------------------------------------------------------
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 421 ----
CONSTANT SIZE = 256 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 9 27
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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