📄 m101(2)x_test.lst
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244 1
245 1 //增值No.5 ＝ "2"
246 1 cPa = ComIncrPurse5;
247 1 Send_IIC_Command(cPa);
248 1 cStatus = Read_Iic_Data(g_cReceBuf);
249 1 if ((g_cReceBuf[1] != cPa[1]) || cStatus != SUCCESS)
250 1 {
251 2 return 8;
252 2 }
253 1
254 1 //减值 "1"
255 1 cPa = ComDecrPurse5;
256 1 Send_IIC_Command(cPa);
257 1 cStatus = Read_Iic_Data(g_cReceBuf);
258 1 if ((g_cReceBuf[1] != cPa[1]) || cStatus != SUCCESS)
259 1 {
260 2 return 9;
261 2 }
262 1
263 1 //restore the purse in block No.5 to block No.6
264 1 cPa = ComBakPurse56;
265 1 Send_IIC_Command(cPa);
266 1 cStatus = Read_Iic_Data(g_cReceBuf);
267 1 if ((g_cReceBuf[1] != cPa[1]) || cStatus != SUCCESS)
268 1 {
269 2 return 10;
270 2 }
271 1
272 1 //读最后的值No.6
273 1 cPa = ComReadPurse6;
274 1 Send_IIC_Command(cPa);
275 1 cStatus = Read_Iic_Data(g_cReceBuf);
276 1 if ((g_cReceBuf[1] != cPa[1]) || cStatus != SUCCESS)
277 1 {
278 2 return 11;
279 2 }
280 1 cPa = pursevalue;
281 1 cPb = &g_cReceBuf[2];
282 1 if (memcmp(cPa, cPb, 4) != 0)
283 1 {
284 2 return 12;
285 2 }
286 1 cPa = ComHaltMCU;
287 1 Send_IIC_Command(cPa);
288 1 cStatus = Read_Iic_Data(g_cReceBuf);
289 1 if ((g_cReceBuf[1] != cPa[1]) || cStatus != SUCCESS)
290 1 {
291 2 return 13;
292 2 }
293 1 return SUCCESS;
294 1 }
295
296 /*****************************************************************************
297 * 发光管错误指示
298 *****************************************************************************/
299 void ShowError(unsigned char cTimes)
300 {
301 1 Delay100uS(5000);
302 1 while (cTimes--)
303 1 {
C51 COMPILER V7.07 M101_2_X_TEST 07/31/2008 19:29:08 PAGE 6
304 2 LED_error = 0;
305 2 Delay100uS(1000);
306 2 LED_error = 1;
307 2 Delay100uS(1000);
308 2 }
309 1 }
310 void delay10us()
311 {
312 1 unsigned char i=8;
313 1 while(i--);
314 1 }
315 /*****************************************************************************
316 *IIC start condition
317 *****************************************************************************/
318 void I2CStart(void)
319 {
320 1 SDA = 1;delay10us();
321 1 SCL = 1;delay10us();
322 1 SDA = 0;delay10us();
323 1 SCL = 0;delay10us();
324 1 }
325 /*****************************************************************************
326 *IIC stop condition
327 *****************************************************************************/
328 void I2CStop(void)
329 {
330 1 SCL = 0;delay10us();
331 1 SDA = 0;delay10us();
332 1 SCL = 1;delay10us();
333 1 SDA = 1;delay10us();
334 1 }
335 /*****************************************************************************
336 *IIC wait ACK
337 *****************************************************************************/
338 bit I2CWaitAck(void)
339 {
340 1 unsigned int cErrTime = 755;
341 1 SDA = 1;delay10us();
342 1 SCL = 1;
343 1 while(SDA)
344 1 {
345 2 cErrTime--;
346 2 if (0 == cErrTime)
347 2 {
348 3 I2CStop();
349 3 return FAILURE;
350 3 }
351 2 }delay10us();
352 1 SCL = 0;delay10us();
353 1 return SUCCESS;
354 1 }
355 /*****************************************************************************
356 *IC send ACK
357 *****************************************************************************/
358 void I2CSendAck(void)
359 {
360 1 SDA = 0;delay10us();
361 1 SCL = 1;delay10us();
362 1 SCL = 0;delay10us();
363 1
364 1 }
365 /*****************************************************************************
C51 COMPILER V7.07 M101_2_X_TEST 07/31/2008 19:29:08 PAGE 7
366 *IIC send Not ACK
367 *****************************************************************************/
368 void I2CSendNotAck(void)
369 {
370 1 SDA = 1;delay10us();
371 1 SCL = 1;delay10us();
372 1 SCL = 0;delay10us();
373 1 }
374 /*****************************************************************************
375 *IIC发送一个字节
376 *****************************************************************************/
377 void I2CSendByte(unsigned char cSendByte)
378 {
379 1 unsigned char data i = 8;
380 1 while (i--)
381 1 {
382 2 SCL = 0;delay10us();
383 2 SDA = (bit)(cSendByte & 0x80);delay10us();
384 2 cSendByte += cSendByte;
385 2 SCL = 1;delay10us();
386 2 }
387 1 SCL = 0;delay10us();
388 1 }
389 /*****************************************************************************
390 接收IIC一个字节
391 *****************************************************************************/
392 unsigned char I2CReceiveByte(void)
393 {
394 1 unsigned char data i = 8;
395 1 unsigned char data cR_Byte = 0;
396 1 SDA = 1;delay10us();
397 1 while (i--)
398 1 {
399 2 cR_Byte += cR_Byte;
400 2 SCL = 0;delay10us();
401 2 SCL = 1;delay10us();
402 2 cR_Byte |= (unsigned char)SDA;delay10us();
403 2 }
404 1 SCL = 0;delay10us();
405 1 return cR_Byte;
406 1 }
407 /*****************************************************************************
408 读取IIC返回的数据
409 *****************************************************************************/
410 unsigned char Read_Iic_Data(unsigned char *cP)
411 {
412 1 unsigned char cCnt;
413 1 unsigned char cCheckSum = 0;
414 1 for (cCnt=0; cCnt<0xFF; cCnt++)
415 1 {
416 2 Delay100uS(1);
417 2 I2CStart();
418 2 I2CSendByte(READ_M101XX);
419 2 if (I2CWaitAck() == SUCCESS)
420 2 {
421 3 LED_UART = ~LED_UART;
422 3 break;
423 3 }
424 2 }
425 1 if (0xFF == cCnt)
426 1 {
427 2 return FAILURE;
C51 COMPILER V7.07 M101_2_X_TEST 07/31/2008 19:29:08 PAGE 8
428 2 }
429 1 cP[0]=2;
430 1 for (cCnt=0; cCnt<cP[0]; cCnt++) // in the protocol, cP[0] is the length of this data package
431 1 {
432 2 cP[cCnt] = I2CReceiveByte();
433 2 I2CSendAck();
434 2 cCheckSum ^= cP[cCnt];
435 2 }
436 1 cP[cCnt] = I2CReceiveByte();
437 1 I2CSendNotAck();
438 1 I2CStop();
439 1 if (cCheckSum != cP[cCnt])
440 1 {
441 2 return FAILURE;
442 2 }
443 1 else
444 1 {
445 2 return SUCCESS;
446 2 }
447 1 }
448 /*****************************************************************************
449 发送控制器命令
450 *****************************************************************************/
451 unsigned char Send_IIC_Command(unsigned char *cP)
452 {
453 1 unsigned char i;
454 1 unsigned char cCheckSum = 0;
455 1 I2CStart();
456 1 I2CSendByte(WRITE_M101XX);
457 1 if (I2CWaitAck() == SUCCESS)
458 1 {
459 2 for(i=0; i<cP[0]; i++)
460 2 {
461 3 cCheckSum ^= cP[i];
462 3 I2CSendByte(cP[i]);
463 3 if (I2CWaitAck() != SUCCESS)
464 3 {
465 4 return FAILURE;
466 4 }
467 3 }
468 2 I2CSendByte(cCheckSum);
469 2 if (I2CWaitAck() != SUCCESS)
470 2 {
471 3 return FAILURE;
472 3 }
473 2 I2CStop();
474 2 return SUCCESS;
475 2 }
476 1 else
477 1 {
478 2 return FAILURE;
479 2 }
480 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 1185 ----
CONSTANT SIZE = 130 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 61 30
IDATA SIZE = ---- ----
C51 COMPILER V7.07 M101_2_X_TEST 07/31/2008 19:29:08 PAGE 9
BIT SIZE = 2 ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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