?? main.lst
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C51 COMPILER V7.06 MAIN 03/06/2006 15:51:31 PAGE 1
C51 COMPILER V7.06, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND
stmt level source
*** WARNING C500 IN LINE 1 OF MAIN.C: MISSING DEVICE (SECURITY KEY NOT FOUND)
1 /******************************************************************************************/
2 /* */
3 /* Controller Program V1.4(四字) */
4 /* */
5 /* P3.4、P3.3: 11-RAM, 01-FLASH, 10-245_E, 00-REST */
6 /* RAM:32K FLASH:512K CPU_RAM:4K */
7 /* ADDR: RAM-0x0000～0x7fff FLASH- (0x0000～0xffff)*8: P1.2、P1.1、P1.0 */
8 /* P1.3:XLAT P1.4:BLANK P3.5:CPLD_SEL P1.7:Data_sel P1.5、P1.6: on standby */
9 /* P3.2:MAX485_con */
10 /* Baud:4800pbs */
11 /* */
12 /* */
13 /******************************************************************************************/
14 #pragma small
15
16 #include <reg52.h>
17
18 #define DISP_SIZE 128 //the length of disp_ram:16*2*4
19 #define HIGH 1
20 #define LOW 0
21
22 void init_sys();
23 void init_ram();
24 void init_serial_port();
25 void init_disp();
26 void get_disp_word();
27 void get_zimo();
28 void init_cpld();
29 void left_move();
30 void right_move();
31 void up_move();
32 void down_move();
33 void disp_static();
34 void disp_ram();
35 void init_interrupt();
36 void timer();
37 //void example();
38 void wait();
39
40 sbit CPLD_SEL = 0xb5;
41 sbit DATA_SEL = 0x97;
42 sbit XLAT = 0x93;
43 sbit BLANK = 0x94;
44 sbit MAX485 = 0xb2;
45 sbit SDA = 0x95;
46 sbit SCL = 0x96;
47 sbit SEL1 = 0xb4;
48 sbit SEL0 = 0xb3;
49 sbit FLASH2 = 0x92;
50 sbit FLASH1 = 0x91;
51 sbit FLASH0 = 0x90;
52
53 unsigned char xdata * disp_ram_addr; //disp_ram addr
54 unsigned char xdata * temp_ram_addr; //zimo addr
C51 COMPILER V7.06 MAIN 03/06/2006 15:51:31 PAGE 2
55 unsigned char xdata * hzk_addr; //hzk addr
56 unsigned char xdata * asczk_addr; //ascii addr
57 unsigned char xdata * disp_word_addr; //disp_word addr
58 unsigned char xdata * disp_word_length; //disp_word_length
59 unsigned char xdata * word_length_addr; //word_length_addr
60
61 unsigned char data control_word; //board control word
62 unsigned int data word_length; //disp_word_length
63 unsigned long data temp_counter; //shift counter
64 unsigned char pdata temp[16]; //one row data
65 unsigned char data move_speed; //disp speed
66 unsigned char data speed_counter; //speed counter
67
68 unsigned char data disp_word; //disp word per scan
69 unsigned char xdata * write_addr; //cpld data addr
70 unsigned char xdata * read_addr; //245_e controller data addr
71 //unsigned int data count; //interrupt counter
72 unsigned char data disp_counter;
73
74 main()
75 {
76 1 init_sys();
77 1 init_ram();
78 1 init_serial_port();
79 1 get_disp_word();
80 1 get_zimo();
81 1 init_disp();
82 1 //disp_static();
83 1 init_cpld();
84 1 //init_interrupt();
85 1 while (1) {
86 2 CPLD_SEL=LOW;
87 2 BLANK=LOW;
88 2 if (speed_counter==move_speed) {
89 3 left_move();
90 3 //right_move();
91 3 //up_move();
92 3 //down_move();
93 3 speed_counter=0;
94 3 }
95 2 speed_counter++;
96 2 disp_ram();
97 2 MAX485=~MAX485;
98 2 }
99 1 }
100
101 void init_sys()
102 {
103 1
104 1 //following is init of system
105 1 CPLD_SEL = LOW; //CPLD is not be selected
106 1 DATA_SEL = HIGH; //RED DATA is be selected
107 1 XLAT = LOW; //Latch
108 1 BLANK = LOW; //OE no valid
109 1 MAX485 = HIGH; //RS485 is set to transmit
110 1 SDA = LOW; //I2C data is 0
111 1 SCL = LOW; //I2C scl
112 1 SEL1 = HIGH;
113 1 SEL0 = HIGH; //RAM_CE is be selected
114 1 FLASH2 = LOW;
115 1 FLASH1 = LOW;
116 1 FLASH0 = LOW; //FLASH_0 is be selected
C51 COMPILER V7.06 MAIN 03/06/2006 15:51:31 PAGE 3
117 1
118 1 //following is setup of address
119 1 hzk_addr = 0x100; //hzk addr pointer FLASH2、FLASH1、FLASH0= 0 0 0
120 1 asczk_addr = 0x100; //asczk addr pointer FLASH2、FLASH1、FLASH0= 1 1 0
121 1 disp_word_addr = 0x100; //disp_word pointer FLASH2、FLASH1、FLASH0= 1 1 1
122 1
123 1 disp_ram_addr = 0x100; //disp_ram_addr_pointer,length=0x400 RAM
124 1 temp_ram_addr = 0x600; //swap_ram_addr_pointer,length=disp_word_length * 32 RAM
125 1 write_addr = 0x580; //write cpld_data address CPLD
126 1 read_addr = 0x581; //read 245_e control_word address 245_E
127 1
128 1 word_length_addr =0x80; // RAM
129 1
130 1 //followinf is init of variable
131 1
132 1 word_length = 0;
133 1 temp_counter = 0;
134 1 move_speed = 1;
135 1 speed_counter = 0;
136 1 control_word = 0x00;
137 1 disp_counter = 0x00;
138 1 }
139
140 void init_ram()
141 {
142 1 unsigned char xdata * addr;
143 1 unsigned int counter;
144 1
145 1 addr = 0x00;
146 1 for (counter=0;counter<0x8000;counter++) {
147 2 *(addr+counter)=0x00;
148 2 }
149 1 }
150
151 void init_serial_port()
152 {
153 1 //following is init of serial_port
154 1
155 1 TMOD = 0x20; //定時器T1工作在方式2
156 1 TL1 = 0xf3; //初值為0xf3 波特率為14400
157 1 TH1 = 0xf3; //初值為0xf3 波特率為14400
158 1 SCON=0x50; //serial port control register
159 1 /* SM0 SM1-> 0 1 :方式1 SM2->0:單機對單機 REN->1:允許接收
160 1 TB8->0:不發送數據第9位 RB8->1:不接收數據第9位 TI->0:發送中斷標志復位 RI->1:接收中斷標志復位*/
161 1
162 1 PCON = 0x80; //傳輸速率加倍
163 1 TR1 = HIGH; //啟動T1
164 1 ES=LOW;
165 1 EA=LOW;
166 1 }
167
168 void get_disp_word()
169 {
170 1 unsigned int data counter=0;
171 1
172 1 disp_word=0xff;
173 1 SEL1=HIGH;
174 1 SEL0=LOW;
175 1 FLASH2=HIGH;
176 1 FLASH1=HIGH;
177 1 FLASH0=HIGH;
178 1 for (counter=0;counter<0xff;counter++){
C51 COMPILER V7.06 MAIN 03/06/2006 15:51:31 PAGE 4
179 2 control_word= *(read_addr);
180 2 wait();
181 2 }
182 1 SEL1=LOW;
183 1 SEL0=HIGH;
184 1 if ((control_word&0x80)==0x80) {
185 2 while (disp_word!=0x00) {
186 3 while (RI == 0);
187 3 RI=0;
188 3 disp_word=SBUF;
189 3 *(disp_word_addr+word_length)=disp_word;
190 3 word_length++;
191 3 }
192 2 SBUF=0x55;
193 2 while (!TI);
194 2 TI=0;
195 2 word_length--;
196 2 word_length=word_length/2;
197 2 *(word_length_addr) = word_length%256;
198 2 *(word_length_addr+1) = word_length/256;
199 2 }
200 1 else
201 1 {
202 2 word_length=*(word_length_addr+1)*256+*(word_length_addr);
203 2 }
204 1 }
205
206 void get_zimo()
207 {
208 1 unsigned char data mat[16][2]; //one chinese word zimo
209 1 unsigned char data qu_ma=0x00,wei_ma=0x00,i=0x00,j=0x00;
210 1 unsigned char data flash_bit=0; //FLASH select
211 1 unsigned long data seek=0x00;
212 1 unsigned int data word_counter=0;
213 1
214 1 for (j=0;j<16;j++)
215 1 for (i=0;i<2;i++)
216 1 mat[j][i]=0x00;
217 1 word_length=4;
218 1 word_counter=word_length;
219 1 while (word_counter>0) {
220 2 SEL1=LOW;SEL0=HIGH; //select flash
221 2 FLASH2=HIGH;FLASH1=HIGH;FLASH0=HIGH; //chinese word address
222 2 qu_ma=*(disp_word_addr)-0xa0;
223 2 wei_ma=*(disp_word_addr+1)-0xa0;
224 2 seek=94*(qu_ma-1)+(wei_ma-1)*32;
225 2
226 2 flash_bit=(seek+0x100)/0x10000;
227 2 FLASH2=flash_bit&0x04;
228 2 FLASH1=flash_bit&0x02;
229 2 FLASH0=flash_bit&0x01;
230 2
231 2 hzk_addr=seek+0x100-((seek+0x100)/0x10000)*0x10000;
232 2 for (j=0;j<16;j++)
233 2 for (i=0;i<2;i++)
234 2 mat[j][i]=*(hzk_addr+j*2+i);
235 2
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