- #include "COMM\stc.h"
- #include "COMM\usb.h"
-
- sfr P0=0x80;
- sfr P0M1=0x93;
- sfr P0M0=0x94;
- void sys_init();
- void DelayXms(int n);
-
- char *USER_DEVICEDESC=NULL;
- char *USER_PRODUCTDESC=NULL;
- char *USER_STCISPCMD= "@STCISP#";
-
- void main()
- {
- sys_init();
- usb_init();
- EA=1;
- P0M0=0x00;
- P0M1=0x00;
-
- while(1)
- {
- P0++;
- }
- }
-
- void sys_init()
- {
- WTST = 0; //ÉèÖóÌÐòÖ¸ÁîÑÓʱ²ÎÊý£¬¸³ÖµÎª0¿É½«CPUÖ´ÐÐÖ¸ÁîµÄËÙ¶ÈÉèÖÃΪ×î¿ì
- EAXFR = 1; //À©Õ¹¼Ä´æÆ÷(XFR)·ÃÎÊʹÄÜ
- CKCON = 0; //Ìá¸ß·ÃÎÊXRAMËÙ¶È
-
- P0M1 = 0x30; P0M0 = 0x30; //ÉèÖÃP0.4¡¢P0.5Ϊ©¼«¿ªÂ·(ʵÑéÏä¼ÓÁËÉÏÀµç×èµ½3.3V)
- P1M1 = 0x32; P1M0 = 0x32; //ÉèÖÃP1.1¡¢P1.4¡¢P1.5Ϊ©¼«¿ªÂ·(ʵÑéÏä¼ÓÁËÉÏÀµç×èµ½3.3V), P1.1ÔÚPWMµ±DACµç·ͨ¹ýµç×è´®Áªµ½P2.3
- P2M1 = 0x3c; P2M0 = 0x3c; //ÉèÖÃP2.2~P2.5Ϊ©¼«¿ªÂ·(ʵÑéÏä¼ÓÁËÉÏÀµç×èµ½3.3V)£¬ÉèÖÿªÂ©Ä£Ê½ÐèÒª¶Ï¿ªPWMµ±DACµç·ÖеÄR2µç×è
- P3M1 = 0x50; P3M0 = 0x50; //ÉèÖÃP3.4¡¢P3.6Ϊ©¼«¿ªÂ·(ʵÑéÏä¼ÓÁËÉÏÀµç×èµ½3.3V)
- P4M1 = 0x3c; P4M0 = 0x3c; //ÉèÖÃP4.2~P4.5Ϊ©¼«¿ªÂ·(ʵÑéÏä¼ÓÁËÉÏÀµç×èµ½3.3V)
- P5M1 = 0x0c; P5M0 = 0x0c; //ÉèÖÃP5.2¡¢P5.3Ϊ©¼«¿ªÂ·(ʵÑéÏä¼ÓÁËÉÏÀµç×èµ½3.3V)
- P6M1 = 0xff; P6M0 = 0xff; //ÉèÖÃΪ©¼«¿ªÂ·(ʵÑéÏä¼ÓÁËÉÏÀµç×èµ½3.3V)
- P7M1 = 0x00; P7M0 = 0x00; //ÉèÖÃΪ׼˫Ïò¿Ú
-
- //ÉèÖÃUSBʹÓõÄʱÖÓÔ´
- IRC48MCR = 0x80; //ʹÄÜÄÚ²¿48M¸ßËÙIRC
- while (!(IRC48MCR & 0x01)); //µÈ´ýʱÖÓÎȶ¨
- }
-
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