/******************************************************************************?*?標(biāo)題:?SYZX_DZ02單片機最小系統(tǒng)板調(diào)試源程序?*?*?日期:?2011-07-01?*?*?描述:?在數(shù)碼管上顯示‘12345678‘A鍵按下右端兩位顯示按鍵值
B鍵按下循環(huán)顯示F鍵按下蜂鳴器報警.（切換前先復(fù)位）?*?******************************************************************************/
?#include
#include
#include
#define?CH452_I2C_ADDR1?0x60
#define?CH452_I2C_MASK?0x3E
#define?CH452_GET_KEY?0x0700
#define?uchar?unsigned?char
#define?uint?unsigned?int
sbit?P15=P1^5;
sfr?P1M1=0x91;
sfr?P1M0=0x92;
sbit?led=P1^0;
#define?CH452_DIG0?0x0800?//數(shù)碼管位0顯示
#define?CH452_DIG1?0x0900?//數(shù)碼管位1顯示
#define?CH452_DIG2?0x0a00?//數(shù)碼管位2顯示
#define?CH452_DIG3?0x0b00?//數(shù)碼管位3顯示
#define?CH452_DIG4?0x0c00?//數(shù)碼管位4顯示
#define?CH452_DIG5?0x0d00?//數(shù)碼管位5顯示
#define?CH452_DIG6?0x0e00?/

?屬性????????????大小?????日期????時間???名稱
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?????文件????????4342??2015-05-29?09:09??實驗定時器\2.c
?????文件????????9031??2015-05-29?09:09??實驗定時器\2.LST
?????文件???????12304??2015-05-29?09:09??實驗定時器\2.OBJ
?????文件???????11298??2015-05-29?09:09??實驗定時器\anjian
?????文件??????????36??2015-05-17?14:40??實驗定時器\anjian.__i
?????文件????????4257??2015-05-17?14:42??實驗定時器\anjian.c
?????文件????????1818??2015-05-29?09:09??實驗定時器\anjian.hex
?????文件??????????55??2015-05-29?09:09??實驗定時器\anjian.lnp
?????文件????????8998??2015-05-17?14:40??實驗定時器\anjian.LST
?????文件???????15507??2015-05-29?09:09??實驗定時器\anjian.M51
?????文件?????????184??2015-05-29?09:15??實驗定時器\anjian.plg
?????文件???????56332??2015-05-29?14:55??實驗定時器\anjian.uvopt
?????文件???????13524??2015-05-15?14:27??實驗定時器\anjian.uvproj
?????文件???????56332??2015-05-29?09:15??實驗定時器\anjian_uvopt.bak
?????文件???????????0??2015-05-15?13:58??實驗定時器\anjian_uvproj.bak
?????文件????????6376??2009-05-07?14:37??實驗定時器\STARTUP.A51
?????文件???????14043??2015-05-29?09:09??實驗定時器\STARTUP.LST
?????文件?????????749??2015-05-29?09:09??實驗定時器\STARTUP.OBJ