freescale

Freescale 系列单片机常用模块与综合系统设计

unsigned char time1, time2, delayedsend, wait;

char  sendpulse, calibrate, displayspeed,received, speedmode, normal, pushstate, key1,key2,key3, mode;
char  lcd_buffer[17];	// LCD display buffer
int  count, rcount, samples;
long  ticks, loopcount, ovrflwcount, stoptime, stopcount;
long  distance, currdist, prevdist,speed, distsum, speedsum, tsum, ctpm, tpm;