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199 kaklik 1 
CCS PCM C Compiler, Version 3.245, 27853               10-III-07 23:23
2 
 
3 
               Filename: D:\KAKLIK\projekty\programy\PIC_C\PICcam\873\camerus.lst
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5 
               ROM used: 194 words (5%)
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                         Largest free fragment is 2048
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               RAM used: 6 (3%) at main() level
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                         7 (4%) worst case
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               Stack:    1 locations
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11 
*
12 
0000:  MOVLW  00
13 
0001:  MOVWF  0A
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0002:  GOTO   029
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0003:  NOP
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.................... #include ".\camerus.h"
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.................... #include <16F873.h>
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.................... //////// Standard Header file for the PIC16F873 device ////////////////
19 
.................... #device PIC16F873
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.................... #list
21 
....................
22 
.................... #device adc=8
23 
....................
24 
.................... #FUSES NOWDT                 	//No Watch Dog Timer
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.................... #FUSES XT                    	//Crystal osc <= 4mhz
26 
.................... #FUSES NOPUT                 	//No Power Up Timer
27 
.................... #FUSES NOPROTECT             	//Code not protected from reading
28 
.................... #FUSES NOBROWNOUT            	//No brownout reset
29 
.................... #FUSES NOLVP                 	//No low voltage prgming, B3(PIC16) or B5(PIC18) used for I/O
30 
.................... #FUSES NOCPD                 	//No EE protection
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.................... #FUSES NOWRT                 	//Program memory not write protected
32 
.................... #FUSES NODEBUG               	//No Debug mode for ICD
33 
....................
34 
.................... #use delay(clock=4000000)
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0004:  MOVLW  26
36 
0005:  MOVWF  04
37 
0006:  MOVF   00,W
38 
0007:  BTFSC  03.2
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0008:  GOTO   018
40 
0009:  MOVLW  01
41 
000A:  MOVWF  21
42 
000B:  CLRF   20
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000C:  DECFSZ 20,F
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000D:  GOTO   00C
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000E:  DECFSZ 21,F
46 
000F:  GOTO   00B
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0010:  MOVLW  4A
48 
0011:  MOVWF  20
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0012:  DECFSZ 20,F
50 
0013:  GOTO   012
51 
0014:  NOP
52 
0015:  NOP
53 
0016:  DECFSZ 00,F
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0017:  GOTO   009
55 
0018:  RETLW  00
56 
.................... #use i2c(Master,Fast,sda=PIN_C4,scl=PIN_C3,force_HW)
57 
0019:  BCF    14.7
58 
001A:  BCF    0C.3
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001B:  MOVF   26,W
60 
001C:  MOVWF  13
61 
001D:  MOVLW  02
62 
001E:  BTFSC  14.7
63 
001F:  GOTO   027
64 
0020:  BTFSS  0C.3
65 
0021:  GOTO   020
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0022:  MOVLW  00
67 
0023:  BSF    03.5
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0024:  BTFSC  11.6
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0025:  MOVLW  01
70 
0026:  BCF    03.5
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0027:  MOVWF  21
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0028:  RETLW  00
73 
*
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0041:  MOVLW  FF
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0042:  BCF    03.5
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0043:  MOVWF  25
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....................
78 
....................
79 
....................
80 
....................
81 
.................... void main()
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.................... {
83 
*
84 
0029:  CLRF   04
85 
002A:  MOVLW  1F
86 
002B:  ANDWF  03,F
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002C:  BSF    25.3
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002D:  MOVF   25,W
89 
002E:  BSF    03.5
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002F:  MOVWF  07
91 
0030:  BCF    03.5
92 
0031:  BSF    25.4
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0032:  MOVF   25,W
94 
0033:  BSF    03.5
95 
0034:  MOVWF  07
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0035:  MOVLW  01
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0036:  MOVWF  13
98 
0037:  MOVLW  28
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0038:  BCF    03.5
100 
0039:  MOVWF  14
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003A:  BSF    03.5
102 
003B:  BCF    14.7
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003C:  BCF    14.6
104 
003D:  BSF    1F.0
105 
003E:  BSF    1F.1
106 
003F:  BSF    1F.2
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0040:  BCF    1F.3
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....................    setup_adc_ports(NO_ANALOGS);
109 
*
110 
0044:  BSF    03.5
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0045:  BSF    1F.0
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0046:  BSF    1F.1
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0047:  BSF    1F.2
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0048:  BCF    1F.3
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....................    setup_adc(ADC_OFF);
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0049:  BCF    03.5
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004A:  BCF    1F.0
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....................    setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1);
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004B:  BSF    03.5
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004C:  MOVF   01,W
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004D:  ANDLW  C7
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004E:  IORLW  08
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004F:  MOVWF  01
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....................    setup_timer_1(T1_DISABLED);
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0050:  BCF    03.5
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0051:  CLRF   10
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....................    setup_timer_2(T2_DISABLED,0,1);
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0052:  MOVLW  00
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0053:  MOVWF  21
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0054:  MOVWF  12
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0055:  MOVLW  00
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0056:  BSF    03.5
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0057:  MOVWF  12
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....................
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....................    output_high(PIN_C0);
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0058:  BCF    03.5
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0059:  BCF    25.0
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005A:  MOVF   25,W
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005B:  BSF    03.5
140 
005C:  MOVWF  07
141 
005D:  BCF    03.5
142 
005E:  BSF    07.0
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....................    output_low(PIN_C6);
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005F:  BCF    25.6
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0060:  MOVF   25,W
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0061:  BSF    03.5
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0062:  MOVWF  07
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0063:  BCF    03.5
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0064:  BCF    07.6
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....................
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....................    Delay_ms(200);
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0065:  MOVLW  C8
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0066:  MOVWF  26
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0067:  CALL   004
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....................    output_low(PIN_C0);
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0068:  BCF    25.0
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0069:  MOVF   25,W
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006A:  BSF    03.5
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006B:  MOVWF  07
160 
006C:  BCF    03.5
161 
006D:  BCF    07.0
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....................    Delay_ms(200);
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006E:  MOVLW  C8
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006F:  MOVWF  26
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0070:  CALL   004
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....................    output_high(PIN_C0);
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0071:  BCF    25.0
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0072:  MOVF   25,W
169 
0073:  BSF    03.5
170 
0074:  MOVWF  07
171 
0075:  BCF    03.5
172 
0076:  BSF    07.0
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....................
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....................    i2c_start();      // Reset
175 
0077:  BSF    03.5
176 
0078:  BSF    11.0
177 
0079:  BTFSC  11.0
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007A:  GOTO   079
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....................    i2c_write(0xC0);
180 
007B:  MOVLW  C0
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007C:  BCF    03.5
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007D:  MOVWF  26
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007E:  CALL   019
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....................    i2c_write(0x12);
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007F:  MOVLW  12
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0080:  MOVWF  26
187 
0081:  CALL   019
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....................    i2c_write(0x80 | 0x24);
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0082:  MOVLW  A4
190 
0083:  MOVWF  26
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0084:  CALL   019
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....................    i2c_stop();
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0085:  BSF    03.5
194 
0086:  BSF    11.2
195 
0087:  BTFSC  11.2
196 
0088:  GOTO   087
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....................
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.................... // **** Write data => Adr($13) = 0x05 ****
199 
.................... // This will tri-state the Y and UV busses on the OV6620, which
200 
.................... // will allow re-programming of the mega8 to proceed at startup
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.................... // if needed.
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....................
203 
....................    i2c_start();
204 
0089:  BSF    11.0
205 
008A:  BTFSC  11.0
206 
008B:  GOTO   08A
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....................    i2c_write(0xC0);
208 
008C:  MOVLW  C0
209 
008D:  BCF    03.5
210 
008E:  MOVWF  26
211 
008F:  CALL   019
212 
....................    i2c_write(0x13);
213 
0090:  MOVLW  13
214 
0091:  MOVWF  26
215 
0092:  CALL   019
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....................    i2c_write(0x05);
217 
0093:  MOVLW  05
218 
0094:  MOVWF  26
219 
0095:  CALL   019
220 
....................    i2c_stop();
221 
0096:  BSF    03.5
222 
0097:  BSF    11.2
223 
0098:  BTFSC  11.2
224 
0099:  GOTO   098
225 
....................
226 
....................    Delay_ms(250);
227 
009A:  MOVLW  FA
228 
009B:  BCF    03.5
229 
009C:  MOVWF  26
230 
009D:  CALL   004
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....................
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.................... //**** Write data => Adr($3F) = 0x42 ****
233 
.................... // This will turn on the external clock for the mega8 to use.
234 
....................
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....................    i2c_start();
236 
009E:  BSF    03.5
237 
009F:  BSF    11.0
238 
00A0:  BTFSC  11.0
239 
00A1:  GOTO   0A0
240 
....................    i2c_write(0xC0);
241 
00A2:  MOVLW  C0
242 
00A3:  BCF    03.5
243 
00A4:  MOVWF  26
244 
00A5:  CALL   019
245 
....................    i2c_write(0x3F);
246 
00A6:  MOVLW  3F
247 
00A7:  MOVWF  26
248 
00A8:  CALL   019
249 
....................    i2c_write(0x42);
250 
00A9:  MOVLW  42
251 
00AA:  MOVWF  26
252 
00AB:  CALL   019
253 
....................    i2c_stop();
254 
00AC:  BSF    03.5
255 
00AD:  BSF    11.2
256 
00AE:  BTFSC  11.2
257 
00AF:  GOTO   0AE
258 
....................
259 
.................... // Wait for a short amount of time for the external clock
260 
.................... // to stabilize
261 
....................
262 
....................    Delay_ms(250);
263 
00B0:  MOVLW  FA
264 
00B1:  BCF    03.5
265 
00B2:  MOVWF  26
266 
00B3:  CALL   004
267 
....................
268 
....................
269 
....................    output_low(PIN_C0);
270 
00B4:  BCF    25.0
271 
00B5:  MOVF   25,W
272 
00B6:  BSF    03.5
273 
00B7:  MOVWF  07
274 
00B8:  BCF    03.5
275 
00B9:  BCF    07.0
276 
....................
277 
.................... // turn on the mega8 by releasing the reset line
278 
....................    output_high(PIN_C6);
279 
00BA:  BCF    25.6
280 
00BB:  MOVF   25,W
281 
00BC:  BSF    03.5
282 
00BD:  MOVWF  07
283 
00BE:  BCF    03.5
284 
00BF:  BSF    07.6
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....................
286 
....................    while(true);
287 
00C0:  GOTO   0C0
288 
.................... }
289 
00C1:  SLEEP
290 
 
291 
Configuration Fuses:
292 
   Word  1: 3F39   XT NOWDT NOPUT NOPROTECT NOBROWNOUT NOLVP NOCPD NOWRT NODEBUG