1、太原師范學(xué)院實(shí)驗(yàn)報(bào)告ExperimentataionReportofTaiyuanteachersCollege報(bào)告內(nèi)容系部：計(jì)算機(jī)系姓名：王利軍年級(jí)：201404課程：?jiǎn)纹瑱C(jī)基礎(chǔ)同組者：陳敬斌日期：2016.10.28項(xiàng)目LED點(diǎn)陣-點(diǎn)陣顯示數(shù)字一、實(shí)驗(yàn)?zāi)康亩?shí)驗(yàn)原理三、實(shí)驗(yàn)儀器及材料四、實(shí)驗(yàn)方法五、實(shí)驗(yàn)記錄及數(shù)據(jù)處理六、誤差分析及討論一、實(shí)驗(yàn)要求通過(guò)單片機(jī)使LED點(diǎn)陣一次循環(huán)顯示數(shù)字字母。二、實(shí)驗(yàn)?zāi)康氖筁ED點(diǎn)陣顯示數(shù)字。熟悉8255的功能，了解點(diǎn)陣顯示的原理及控制方法；三、實(shí)驗(yàn)儀器軟件：KeiluVision4硬件：?jiǎn)纹瑱C(jī)開發(fā)實(shí)驗(yàn)儀四、實(shí)驗(yàn)連線JP10(P0)和J12用8PIN排線連接

2、起來(lái)。JP1(P2)和J20用8PIN排線連接起來(lái)。JP8(P1)和J19用8PIN排線連接起來(lái)。J21接VCC,JP165斷開。五、實(shí)驗(yàn)程序#include<reg51.h>/-定義要使用的IO口-/#defineREADPORTS#defineGREENPORTS#defineCOMMONPORTS/-列選通控制-/unsignedcharP2P1P0codeTAB80x7f,0xbf,0xdf,0xef,0xf7,0xfb,0xfd,0xfe/-點(diǎn)陣字碼-/unsignedcharcodeCHARCODE188=0x00,0x00,0x3e,0x41,0x41,0x41,0x

3、3e,0x00,/00x00,0x00,0x00,0x00,0x21,0x7f,0x01,0x00,/10x00,0x00,0x27,0x45,0x45,0x45,0x39,0x00,/20x00,0x00,0x22,0x49,0x49,0x49,0x36,0x00,/30x00,0x00,0x0c,0x14,0x24,0x7f,0x04,0x00,/40x00,0x00,0x72,0x51,0x51,0x51,0x4e,0x00,/50x00,0x00,0x3e,0x49,0x49,0x49,0x26,0x00,/60x00,0x00,0x40,0x40,0x40,0x4f,0x70,0x0

4、0,/70x00,0x00,0x36,0x49,0x49,0x49,0x36,0x00,/80x00,0x00,0x32,0x49,0x49,0x49,0x3e,0x00,/90x00,0x00,0x7F,0x48,0x48,0x30,0x00,0x00,/P0x00,0x00,0x7F,0x48,0x4C,0x73,0x00,0x00,/R0x00,0x00,0x7F,0x49,0x49,0x49,0x00,0x00,/E0x00,0x00,0x3E,0x41,0x41,0x62,0x00,0x00,/C0x00,0x00,0x7F,0x08,0x08,0x7F,0x00,0x00,/H0x

5、00,0x00,0x00,0xFF,0xFF,0x00,0x00,0x00,/I0x00,0x7F,0x10,0x08,0x04,0x7F,0x00,0x00,/N0x7C,0x48,0x48,0xFF,0x48,0x48,0x7C,0x00/中;/Jj«Jj«Jj«Jj«Jj«Jj«Jj«Jj«Jj«Jj«/:main:主函數(shù):無(wú):無(wú)*函數(shù)名*函數(shù)功能*輸入*輸出jj«*Jj»jj«jj«jj«*Jj»jj«jj«

6、jj«*Jj»jj«jj«jj«*Jj»jj«jj«jj«*Jj»jj«jj«jj«*Jj»jj«jj«jj«*Jjj«*Jj»jj«jj«jj«*Jj»jj«jj«jj«*Jj»jj«jj«jj«*Jj»/fvoidmain()unsignedchartab,j;unsignedinti;while(1)for(i=0;i<5000;i+)/兩個(gè)字之間的掃描間隔時(shí)間for(tab