【正文】
x = 0x = 0x = 0x = 0x = x = x = x = 鍵釋放?x = 0x = x = 0x = 0x = x = 0有無鍵按下x = 0x = 0x = 0x = 0x = x = x = x = x = x = x = x = x =1x =1x =1x =1H / mH / mH / mH / mx = 0x = 0x = 0x = 0x = x = x = x = x = x = x = x = x =1x =1x =1x =1H / mH / mH / mH / m是開始延時01H清顯示顯示模式設(shè)置寫數(shù)據(jù)寫指令清屏光標(biāo)定位回初始根據(jù)內(nèi)容定光標(biāo)顯示內(nèi)容返回兩行是否?x = 0x = x = 0