i
cludereg51hdefi
edataportP1defi
eucharu
sig
edchardefi
eui
tu
sig
edi
tsbitlatch1P22段锁存sbitlatch2P23位锁存sbitkey1P32sbitkey2P33u
sig
edi
tdua
ma0x3f0x060x5b0x4f0x660x6d0x7d0x7
0x7f0x6f0x770x7c0x390x5e0x79u
sig
edi
tweima0xfe0xfd0xfb0xf70xef0xdf0xbf0x7fu
sig
edchardisplay8voidsuocu
ucharfirstbituchar
um
voiddelayucharz延时程序
ucharijkfori0i50iforj0j50j
fork0kzkvoidmai
void
uchar
um0key11key21while1
ifkey1
delay5ifkey1
umif
um10
um0ifkey2delay5ifkey2
um
fif
um0
um9display0dua
ma
um10suocu
21voidsuocu
ucharfirstbituchar
umuchari
fori0i
umi
dataport0latch11latch10
dataportweimafirstbitilatch21latch20
dataportdisplayilatch11latch10
最近在学习51单片机，因此偶尔也会写写小程序，因此和大家分享一下，希望大家都能学好单片机。
fr