白小姐四肖必选一肖

芯片IC单片机解密百科

十年专注单片机解密

C8051F020单片机怎样实现对触摸屏的驱动控制?

CHUMOPINGSHIMUQIANZUIJIANDAN、FANGBIAN、ZIRANDEERQIEYOUSHIYONGYUZHONGGUODUOMEITIXINXICHAXUNGUOQINGDESHURUSHEBEI,TAJUYOUJIANGUNAIYONG、FANYINGSUDUKUAI、JIESHENGKONGJIAN、YIYUJIAOLIUDENGXUDUOYOUDIAN。CHUMOPINGJISHUBEIRENWEISHIWEILAIRENJIJIAOHUKEJIDEZHULIUFANGXIANGZHIYI,XIANGGUANDECHANYEJIQICHANPINDEYINGYONGYEZHENGZAICHENGWEIYIGEREDIAN。DANSHICHUANTONGDECHUMOPINGYINWEICHENGBENBIJIAOGAOERNANYISHIYONGDAOGENGGUANGFANDEGONGYEKONGZHISHEBEIZHONG,MUQIANWUHANGUXINKEJIDECHUMOPINGSHEJIFANGANERNENGGOUHENHAODEJIEJUEZHEIGENANTI,LIYONGCHUMOPING、DANPIANJIHEYEJINGPINGDAJIANLEYIGERENJIJIEMIANXITONG。

白小姐四肖必选一肖ZAIYONGC8051F020SHIXIANDUITFT6448BS-5.7DEKONGZHIGUOCHENGZHONG,CAIYONGZONGXIANFANGSHIJINXINGKONGZHI。YINWEITFT6448BS-5.7YEJINGKONGZHIQIZIDAIYOUSUOCUNGONGNENG,SUOYIZAISHIYONGZONGXIANFANGSHIJINXINGKONGZHISHIBINGBUXUYAOWAIJIASUOCUNXINPIAN,ZHIXUSHIYONGDANPIANJIC8051F020DEP0、P2、P3KOUJIUKEYISHIXIAN。ZAIXITONGJIADIANZHIQIAN,YOUYUC8051F020DEDIANXINGGONGZUODIANYAWEI3.3V,TFT6448BS-5.7DEGONGZUODIANYASHI5V,DUIP0、P2、P3KOUXIANGYINGLIANJIEGUANJIAOJINXINGQUDONGNENGLIKUOZHAN;GENJUKONGZHIXUQIU,TONGGUOP0、P2、P3DUANKOUJICUNQI,JIANGXIANGYINGDUANKOUDEYINJIAOPEIZHICHENGLOUJISHUCHUFANGSHI。JIANGP3KOUPEIZHICHENGWEISHUJU/DIZHISHUCHUKOU,SHUCHUDIZHISHI,QIWEIDIZHIZONGXIANDEDIBAWEI,P2KOUTIGONGGAOWEIDIZHI;CHUANSHUSHUJUSHI,QIWEI8WEISHUJUZONGXIANKOU。XITONGJIADIANHOU,SHIDETFT6448BS-5.7DEPIANXUANXINHAO/CSYOUXIAO,TONGGUOWANGTFT6448BS-5.7DEXIANGYINGXING、LIE、KONGZHI、SHUJUJICUNQIZHONGXIERUSHUJU,JIKEYONGC8051F020XINPIANSHIXIANDUITFT6448BS-5.7DEKONGZHI,CONGERSHIXIANCAISEYEJINGDEXIANSHIKONGZHI。

该触摸屏硬件接口电路的具体工作过程如下:

1、LIANJIEHAOXIANLU,JIDIANYUANSHURUDUAN、CANKAOJIZHUNDIANYADUANJIERU3.3VDEZHILIUDIANYUAN;

白小姐四肖必选一肖2、JIEHERUANJIANBIANCHENGDUIAD0JINXINGCHUSHIHUA,XITONGCHUYUXIUMIANZHUANGTAISHI,RUANJIANKAIZHONGDUAN,JIEZHIPNP1、PNP2、NPN1,BAOHEDAOTONGNPN2;

3、DENGDAICHUMOPINGBEICHUMO;

4、RUOCHUMOPINGSHANGFASHENGCHUMO,JINRUZHONGDUANFUWUCHENGXU,GUANDIAOWAIBUZHONGDUAN,JINXINGDUANZANYANSHIYIXIAOCHUWAIJIEDOUDONG。TONGGUOPANDUANZHONGDUANSHURUKOUP0.0DEDIANPINGBIANHUA,QUEDINGDOUDONGSHIFOUJIESHU。TONGGUORUANJIANJIEZHIPNP2、NPN2,BAOHEDAOTONGPNP1、NPN1,XUANZEMOSHUZHUANHUANTONGDAOAIN0.0,CAIJICHUMODIANDEXFANGXIANGZUOBIAOZHI,YANSHIDENGDAIZHUANHUANJIESHU,YICHUZHUANHUANJIEGUO;DIANJIDIANYAQIEHUAN,TONGGUORUANJIANZHIWEI,JIEZHIPNP1、NPN1,BAOHEDAOTONGPNP2、NPN2,XUANZEMOSHUZHUANHUANTONGDAOAIN0.1,CAIJICHUMODIANDEYFANGXIANGZUOBIAOZHI,YANSHIDENGDAIZHUANHUANJIESHU,YICHUZHUANHUANJIEGUO;

白小姐四肖必选一肖5、TONGGUOJIANGCAIJIDAODEXHEYZUOBIAOZHIYUSHEDINGDEANJIANBIANJIEZHIJINXINGBIJIAO,RUOBIJIAOJIEGUOWEIZHEN,ZEQIEHUANDAOXIANGYINGDEZIYEMIAN,FOUZE,ZHONGXINKAIZHONGDUAN,BINGFANHUIZHUCHENGXU;

6、CHUMOPINGYINGJIANJIEKOUDIANLUGONGZUOGUOCHENGZHONGXINHUIDAOBUZHOU3,JIXUDENGDAIXIAYICICHUMO。