📄 fasong.lst
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C51 COMPILER V7.06 FASONG 04/11/2008 00:30:32 PAGE 1
C51 COMPILER V7.06, COMPILATION OF MODULE FASONG
OBJECT MODULE PLACED IN Fasong.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE Fasong.c BROWSE DEBUG OBJECTEXTEND
stmt level source
1 #include <reg52.h>
2 #include <ABSACC.h>
3 #include <intrins.h>
4 #include <stdio.h>
5 #define uint unsigned int
6 #define uchar unsigned char
7 #define BYTE_BIT0 0x01
8 #define BYTE_BIT1 0x02
9 #define BYTE_BIT2 0x04
10 #define BYTE_BIT3 0x08
11 #define BYTE_BIT4 0x10
12 #define BYTE_BIT5 0x20
13 #define BYTE_BIT6 0x40
14 #define BYTE_BIT7 0x80
15 //-----------------------------------------SPI指令--------------------------------------------------------
--------
16 #define WC 0x00
17 #define RC 0x10
18 #define WTP 0x20
19 #define RTP 0x21
20 #define WTA 0x22
21 #define RTA 0x23
22 #define RRP 0x24
23
24 bdata unsigned char DATA_BUF;
25 #define DATA7 ((DATA_BUF&BYTE_BIT7) != 0)
26 #define DATA0 ((DATA_BUF&BYTE_BIT0) != 0)
27 sbit flag =DATA_BUF^7;
28 sbit flag1 =DATA_BUF^0;
29 //--------------------------------------------------------------------------------------------------------
---------
30 #define TxRxBuf_Len 4
31 unsigned char TxRxBuf[TxRxBuf_Len]=
32 {
33 0x29,0x30,0x31,0x32,
34 };
35 //-----------------------------------------NRF905配置口定义-----------------------------------------------
---------------
36 sbit TXEN=P1^0;
37 sbit TRX_CE=P3^2;
38 sbit PWR=P1^1;
39 sbit MISO=P1^6;
40 sbit MOSI=P1^5;
41 sbit SCK=P1^7;
42 sbit CSN=P1^3;
43 sbit AM=P1^4;
44 sbit DR=P3^3;
45 sbit CD=P1^2;
46 //---------------------------------------NRF905寄存器配置-------------------------------------------------
---------------
47 unsigned char idata RFConf[11]=
48 {
49 0x00, //配置命令//
50 0x4c, //CH_NO,配置频段在430MHZ
51 0x0C, //输出功率为10db,不重发，节电为正常模式
C51 COMPILER V7.06 FASONG 04/11/2008 00:30:32 PAGE 2
52 0x44, //地址宽度设置，为4字节
53 0x04,0x04, //接收发送有效数据长度为32字节
54 0xCC,0xCC,0xCC,0xCC, //接收地址
55 0x58, //CRC充许，8位CRC校验，外部时钟信号不使能，16M晶振
56 };
57 //--------------------------------------------------------------------------------------------------------
---------
58 code TxAddress[4]={0xcc,0xcc,0xcc,0xcc};
59 //--------------------------------------延时--------------------------------------------------------------
--------
60 static void Delay(uchar n)
61 {
62 1 uint i;
63 1 while(n--)
64 1 for(i=0;i<80;i++);
65 1 }
66
67 //-----------------------------------------------SPI读----------------------------------------------------
---
68 unsigned char SpiRead(void)
69 {
70 1 unsigned char i;
71 1 for (i=0;i<8;i++)
72 1 {
73 2 DATA_BUF=DATA_BUF<<1;
74 2 SCK=1;
75 2 if (MISO) //读取最高位，保存至最末尾，通过左移位完成整个字节
76 2 {
77 3 DATA_BUF|=BYTE_BIT0;
78 3 }
79 2 else
80 2 {
81 3 DATA_BUF&=~BYTE_BIT0;
82 3 }
83 2 SCK=0;
84 2 }
85 1 return DATA_BUF;
86 1 }
87 //----------------------------------------------SPI写-----------------------------------------------------
88 void SpiWrite(unsigned char send)
89 {
90 1 unsigned char i;
91 1 DATA_BUF=send;
92 1 for (i=0;i<8;i++)
93 1 {
94 2 if (DATA7) //总是发送最高位
95 2 {
96 3 MOSI=1;
97 3 }
98 2 else
99 2 {
100 3 MOSI=0;
101 3 }
102 2 SCK=1;
103 2 DATA_BUF=DATA_BUF<<1;
104 2 SCK=0;
105 2 }
106 1 }
107 //------------------------------------------初始化nRF905-------------------------------------------------
108 void nRF905Init(void)
109 {
110 1 CSN=1; // Spi disable
C51 COMPILER V7.06 FASONG 04/11/2008 00:30:32 PAGE 3
111 1 SCK=0; // Spi clock line init low
112 1 DR=0; // Init DR for input
113 1 AM=0; // Init AM for input
114 1 CD=0; // Init CD for input
115 1 PWR=1; // nRF905 power on
116 1 TRX_CE=0; // Set nRF905 in standby mode
117 1 TXEN=0; // set radio in Rx mode
118 1 }
119 //----------------------------------------初始化寄存器----------------------------------------------------
120 void Config905(void)
121 {
122 1 uchar i;
123 1 CSN=0; // Spi enable for write a spi command
124 1 //SpiWrite(WC); // Write config command写放配置命令
125 1 for (i=0;i<11;i++) // Write configration words 写放配置字
126 1 {
127 2 SpiWrite(RFConf[i]);
128 2 }
129 1 CSN=1; // Disable Spi
130 1 }
131 //---------------------------------------打包待发送数据---------------------------------------------------
--------
132 void TxPacket(void)
133 {
134 1 uchar i;
135 1 //Config905();
136 1 CSN=0;
137 1 SpiWrite(WTP); // Write payload command
138 1 for (i=0;i<4;i++)
139 1 {
140 2 SpiWrite(TxRxBuf[i]); // Write 32 bytes Tx data
141 2 }// Spi enable for write a spi command
142 1 CSN=1;
143 1 Delay(1); // Spi disable
144 1 CSN=0; // Spi enable for write a spi command
145 1 SpiWrite(WTA); // Write address command
146 1 for (i=0;i<4;i++) // Write 4 bytes address
147 1 {
148 2 SpiWrite(TxAddress[i]);
149 2 }
150 1 CSN=1; // Spi disable
151 1 TRX_CE=1; // Set TRX_CE high,start Tx data transmission
152 1 Delay(1); // while (DR!=1);
153 1 TRX_CE=0; // Set TRX_CE low
154 1 }
155 //-----------------------------------------------------设置发送模式---------------------------------------
------------
156 void SetTxMode(void)
157 {
158 1 TRX_CE=0;
159 1 TXEN=1;
160 1 Delay(1); // delay for mode change(>=650us)
161 1 }
162 //-----------------------------------------------------发送数据-------------------------------------------
--------
163 void TX(void)
164 {
165 1 SetTxMode();// Set nRF905 in Tx
166 1 TxPacket();// Send data by nRF905
167 1 }
168 void main(void)
169 {
C51 COMPILER V7.06 FASONG 04/11/2008 00:30:32 PAGE 4
170 1 nRF905Init();
171 1 Config905();
172 1 while(1)
173 1 {
174 2 TX();
175 2 }
176 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 222 ----
CONSTANT SIZE = 8 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 5 ----
IDATA SIZE = 11 ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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