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16F946 对比度问题
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初級會員
 
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各位老师好：
现在用16F946 开发产品，遇到一个问题，液晶正面可以正常显示，从侧面看会有其它字段显示出来，据说是对比度不够造成的。 我的接法是用RD1作为电源供电 VLCD3 2 1 串联750K电阻，旁边并0.1u电容。请问这样接法对吗？
發表於: 2006/8/7 12:07
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