📄 main.lst
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C51 COMPILER V7.50 MAIN 05/25/2010 11:46:57 PAGE 1
C51 COMPILER V7.50, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN .\Bin\main.obj
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND SYMBOLS PRINT(.\Bin\main.lst) OBJECT(.\Bin
-\main.obj)
line level source
1 #include "c8051f320.h"
2 #include "typedef.h"
3 #include "misc.h"
4 #include "io.h"
5 //#include "reg51.H"
6 #include "api.h"
7 #define uchar unsigned char
8 #define uint unsigned int
9 void init_io(); //声明外部函数
10 void RX_Mode();
11 void init_int0();
12 void CheckButtons();
13 uchar SPI_RW_REG(BYTE reg,BYTE value);
14 //extern uchar SPI_RW_REG123(BYTE reg,BYTE value);
15 uchar flag;
16 #define uchar unsigned char
17 #define TX_ADR_WIDTH 5 // 5 bytes TX(RX) address width
18 #define TX_PLOAD_WIDTH 20 // 20 bytes TX payload
19
20 uchar const TX_ADDRESS[TX_ADR_WIDTH] = {0x34,0x43,0x10,0x10,0x01}; // Define a static TX address
21 /*uchar Original_ADDRESS[TX_ADR_WIDTH] ={0x32,0x43,0x10,0x10,0x01}; //Define Original address
22 uchar OnePress_ADDRESS[TX_ADR_WIDTH] ={0x33,0x43,0x10,0x10,0x01};
23 /*BYTE const TX_PAYLOAD[TX_PLOAD_WIDTH] = {0x00,0x01,0x02,0x03,0x04,0x05,0x06,0x07,
24 0x08,0x09,0x0a,0x0b,0x0c,0x0d,0x0e,0x0f}; */
25 uchar rx_buf[TX_PLOAD_WIDTH];
26 uchar tx_buf[TX_PLOAD_WIDTH];
27
28
29 sbit key=P3^0;
30 sbit led=P2^4;
31 /**************************************************/
32 sbit CE = P0^4;
33 sbit CSN= P0^3;
34 sbit SCK= P0^0;
35 sbit MOSI= P0^2;
36 sbit MISO= P0^1;
37 sbit IRQ = P0^5;
38 /**************************************************/
39 uchar bdata sta;
40 sbit RX_DR =sta^6;
41 sbit TX_DS =sta^5;
42 sbit MAX_RT =sta^4;
43 uchar tf=0; // Send interrut enabled flag
44 // uchar t; //record the number of times you press the button
45 uchar i; //recond the number of times led shake
46 /*void main(void) // 主程序
47 {
48 bit light; //位变量
49 uint n;
50 PCA0MD &= 0xb9;
51 while(1) //程序循环
52 {
53 if(!K1) //如果读到K1为0
54 {
C51 COMPILER V7.50 MAIN 05/25/2010 11:46:57 PAGE 2
55 for(n=0;n<1000;n++); //等待按键稳定
56 light=~light; //每按键一次，标记变化一次
57 while(!K1); //等待按键松开
58 for(n=0;n<1000;n++); //等待按键稳定松开
59 }
60 P0=light; //直接把位变量赋值给LED灯
61 }
62 }
63
64 */
65
66 void delays(uchar n)
67 {
68 1 for(;n>0;n--)
69 1 _nop_();
70 1 }
71 void init_io(void)
72 {
73 1 delays(100);
74 1 CE=0; // chip enable
75 1 CSN=1; // Spi disable
76 1 SCK=0; // Spi clock line init high
77 1
78 1 }
79 void init_int0()
80 {
81 1 EA=1;
82 1 EX0=1; // Enable int0 interrupt.
83 1 }
84 /*The following program is achieve by HardWare SPI*/
85 void SPI_rf_write(uchar dat)
86 {
87 1 while(SPI0CFG&0x80);
88 1 SPIF = 0;
89 1 SPI0DAT = dat;
90 1 while(!SPIF); //wait spi transfer finish
91 1 }
92 uchar SPI_rf_read(void)
93 {
94 1 while(SPI0CFG&0x80);
95 1 SPIF = 0;
96 1 SPI0DAT = 0x00;
97 1 while(!SPIF); //wait spi transfer finish
98 1 return (SPI0DAT);
99 1 }
100 void write_rf_reg(uchar address,uchar dat)
101 {
102 1 CSN=0;
103 1 SPI_rf_write(WRITE_REG + address);
104 1 SPI_rf_write(dat);
105 1 CSN=1;
106 1 }
107 uchar read_rf_reg(uchar address)
108 {
109 1 uchar status;
110 1 CSN=0;
111 1 SPI_rf_write(address);
112 1 status = SPI_rf_read();
113 1 CSN=1;
114 1 return (status);
115 1 }
116 void write_rf_data(uchar reg,uchar *data_ptr,uchar nLength)
C51 COMPILER V7.50 MAIN 05/25/2010 11:46:57 PAGE 3
117 {
118 1 uchar i;
119 1 CSN=0;
120 1 SPI_rf_write(reg);
121 1 for(i=0;i<nLength;i++)
122 1 SPI_rf_write(*data_ptr++);
123 1 CSN=1;
124 1 } /*
125 uchar read_rf_data(uchar reg,uchar *data_ptr,uchar nLength)
126 {
127 uchar i,status;
128 CSN=0;
129 SPI_rf_write(reg);
130 for(i=0;i<nLength;i++)
131 data_ptr[nLength]=SPI_rf_read();
132 status=SPI_rf_read();
133 CSN=1;
134 return(status);
135 }
136
137 /*
138 uchar SPI_Read_Buf(BYTE reg, BYTE *pBuf, BYTE bytes)
139 {
140 uchar status,byte_ctr;
141
142 CSN = 0; // Set CSN low, init SPI tranaction
143 status = SPI_RW(reg); // Select register to write to and read status byte
144
145 for(byte_ctr=0;byte_ctr<bytes;byte_ctr++)
146 pBuf[byte_ctr] = SPI_RW(0); // Perform SPI_RW to read byte from nRF24L01
147
148 CSN = 1; // Set CSN high again
149
150 return(status); // return nRF24L01 status byte
151 } */
152 void init_24L01()
153 {
154 1 CE=0;
155 1
156 1 write_rf_data(WRITE_REG + TX_ADDR,TX_ADDRESS,TX_ADR_WIDTH);
157 1 write_rf_data(WRITE_REG + RX_ADDR_P0,TX_ADDRESS,TX_ADR_WIDTH);
158 1
159 1 write_rf_reg(EN_AA,0x01);
160 1 write_rf_reg(EN_RXADDR,0x01);
161 1 write_rf_reg(SETUP_RETR,0x1a);
162 1 write_rf_reg(RF_CH,40);
163 1 write_rf_reg(RF_SETUP,0x0f);
164 1 write_rf_reg(CONFIG,0x0f);
165 1
166 1 CE=1;
167 1 delays(130);
168 1 // flush_rf_tx();
169 1 // flush_rf_rx();
170 1 }
171 void Set_TX()
172 {
173 1 CE=0;
174 1
175 1 write_rf_data(WRITE_REG + RX_ADDR_P0,TX_ADDRESS,TX_ADR_WIDTH);
176 1 write_rf_data(WR_TX_PLOAD,tx_buf,TX_PLOAD_WIDTH);
177 1 write_rf_reg(CONFIG,0x0e);
178 1
C51 COMPILER V7.50 MAIN 05/25/2010 11:46:57 PAGE 4
179 1 CE=1;
180 1 delays(130);
181 1 }
182 void Set_RX()
183 {
184 1 CE=0;
185 1
186 1 write_rf_reg(CONFIG,0x0f);
187 1 write_rf_reg(RX_PW_P0,TX_PLOAD_WIDTH);
188 1
189 1 CE=1;
190 1 delays(130);
191 1 }
192 /*The foregoing program is achieve by HardWare SPI*/
193 /*
194 uchar SPI_RW(uint byte)
195 {
196 uchar bit_ctr;
197 for(bit_ctr=0;bit_ctr<8;bit_ctr++) // output 8-bit
198 {
199 MOSI = (byte & 0x80); // output 'byte', MSB to MOSI
200 byte = (byte << 1); // shift next bit into MSB..
201 SCK = 1; // Set SCK high..
202 byte |= MISO; // capture current MISO bit
203 SCK = 0; // ..then set SCK low again
204 }
205 return(byte); // return read byte
206 }
207 uchar SPI_RW_Reg(BYTE reg, BYTE value)
208 {
209 uchar status;
210
211 CSN = 0; // CSN low, init SPI transaction
212 status = SPI_RW(reg); // select register
213 SPI_RW(value); // ..and write value to it..
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