C language 5 1 single chip microcomputer digital tube countdown, based on 5 1 single chip microcomputer digital tube display countdown.

Wedding planning granules

reprint

watch out for

0 likes 1493 people to read.

Based on the countdown displayed by 5 1 single chip microcomputer * * * digital tube, members can share it and read it online. For more information about countdown based on 5 1 single chip microcomputer * * * digital tube display (2-page collector's edition), please search online in the assembly drawing.

1, based on 5 1 MCU * * * digital display countdown # contains unsigned characters = 0x3f, 0x06, 0x5b, 0x4f, 0x66, 0x6d, 0x7d, 0x07, 0x7f, 0x6f, d 1, d2, G. Signed int time =10; Invalid delay (unsigned character I); void sm()d 1 = time/ 10； D2 = time%10; p 1 = SD 1； P3 = 0x 00； Delay (2); P3 = 0x 0 1； p 1 = sd2； Delay (2); void main()TMOD = 0x 0 1； TH0 = 0x3cTL0 = 0xb0EA = 1； ET0 = 1； TR0 = 1； And (1) sm (); Void int 1 () interrupt1count+; if(count = 20)count = 0； Time-; if(time =- 1)time = g； g = 3； y+； if(y = 2)y = 0； g = 10； Void delay (unsigned char i) unsigned char j, k; for(k = 0； ki； k+)for(j = 0； j 10； j+)； .