////////////////////////////USE BY: ultrasonic range-finder IC: AT89C51 TEL: OSCCAL: XT (12M) display: a total of Yang LED display Updata: 2004/12/12 NAME: ZHOUSS ////////////////////////////////////// ///////////////// ranging scope of 7CM-11M, the stack in 4FH above, 20H for buffer unit showed signs in the 40H-43H, the use of memory 44H, 45H, 46H for calculating the distance VOUT EQU P1.0 infrared pulse output port speak equ p1.1

超声波测距学习板资料
....................\源程序
....................\......\wkc_4.asm
....................\......\wkc_4.hex
....................\电路图
....................\......\超声波测距原理图.pdf
....................\装配资料
....................\........\超声波测距学习板装配清单.pdf
....................\........\超声波测距装配图..pdf

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