Hi All, снова про контроллер LCD матричного дисплея. Если выбран 4-битный интерфейс, нужно ли вешать на землю неиспользуемые входы контроллера (младшие биты порта 0 - 3) ?
С уважением, Виталий
H44780 LCD
Sep 11, 2006
Last reply: 19 years ago
3 Replies
Hello, Vitali! You wrote to All on Mon, 11 Sep 2006 22:22:59 +0000 (UTC):
VS> Hi All, VS> ÓÎÏ×Á ÐÒÏ ËÏÎÔÒÏÌÌÅÒ LCD ÍÁÔÒÉÞÎÏÇÏ ÄÉÓÐÌÅÑ. VS> åÓÌÉ ×ÙÂÒÁÎ 4-ÂÉÔÎÙÊ ÉÎÔÅÒÆÅÊÓ, ÎÕÖÎÏ ÌÉ ×ÅÛÁÔØ ÎÁ ÚÅÍÌÀ VS> ÎÅÉÓÐÏÌØÚÕÅÍÙÅ ×ÈÏÄÙ ËÏÎÔÒÏÌÌÅÒÁ (ÍÌÁÄÛÉÅ ÂÉÔÙ ÐÏÒÔÁ 0 - 3) ?
îÅÏÂÑÚÁÔÅÌØÎÏ.With best regards, Alexander Torres. 2:461/28, E-mail: snipped-for-privacy@yahoo.com [ öÁÍÓÔ×Õ ÂÏÊ !]
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Vitali, ÔÙ Åݣ ÚÄÅÓØ ÓÉÄÉÛØ?
÷ÔÏÒÎÉË óÅÎÔÑÂÒØ 12 2006 01:22, Vitali Samodurov wrote to All:VS> ÓÎÏ×Á ÐÒÏ ËÏÎÔÒÏÌÌÅÒ LCD ÍÁÔÒÉÞÎÏÇÏ ÄÉÓÐÌÅÑ. VS> åÓÌÉ ×ÙÂÒÁÎ 4-ÂÉÔÎÙÊ ÉÎÔÅÒÆÅÊÓ, ÎÕÖÎÏ ÌÉ ×ÅÛÁÔØ ÎÁ ÚÅÍÌÀ VS> ÎÅÉÓÐÏÌØÚÕÅÍÙÅ ×ÈÏÄÙ ËÏÎÔÒÏÌÌÅÒÁ (ÍÌÁÄÛÉÅ ÂÉÔÙ ÐÏÒÔÁ 0 - 3) ?
÷ÏÏÂÝÅ-ÔÏ ÌÀÂÙÅ ÎÅÚÁÄÅÊÓÔ×Ï×ÁÎÎÙÅ ×ÈÏÄÙ CMOS ÞÉÐÁ ÐÏÌÁÇÁÅÔÓÑ ÐÏÄËÌÀÞÁÔØ Ë ÚÅÍÌÅ ÉÌÉ ÐÉÔÁÎÉÀ... çÅÏÒÇÉÊ
ðpÉ×ÅÔÓÔ×ÕÀ, George!
GS> ÷ÏÏÂÝÅ-ÔÏ ÌÀÂÙÅ ÎÅÚÁÄÅÊÓÔ×Ï×ÁÎÎÙÅ ×ÈÏÄÙ CMOS ÞÉÐÁ ÐÏÌÁÇÁÅÔÓÑ ÐÏÄËÌÀÞÁÔØ GS> Ë ÚÅÍÌÅ ÉÌÉ ÐÉÔÁÎÉÀ... üÔÏ ÅÓÌÉ ÎÅÔ ×ÓÔÒÏÅÎÎÏÇÏ ÏÔËÌÀÞÁÅÍÏÇÏ pullup/pulldown. þÔÏ ËÁÓÁÅÔÓÑ ðìéó É ×ÏÏÂÝÅ Ä×ÕÎÁÐÒÁ×ÌÅÎÎÙÈ ÎÏÇ - ÔÏ ÎÁÏÂÏÒÏÔ ÎÅ ÒÅËÏÍÅÎÄÕÅÔÓÑ ÐÏÄÔÑÖËÁ ÓÎÁÒÕÖÉ, ÉÎÁÞÅ, ÐÏ ÏÛÉÂËÅ (ÎÁÐÒÉÍÅÒ ÐÒÉ ÏÔÌÁÄËÅ) ×Ù×ÅÄÑ ÎÁ Ä×ÕÎÁÐÒÁ×ÌÅÎÎÙÊ ÐÉÎ ÞÔÏ-ÎÉÂÕÄØ, ÍÏÖÎÏ ÓÌÏ×ÉÔØ ÐÅÒÅÇÒÅ× ËÒÉÓÔÁÌÌÁ, Á ÏÔ ÜÔÏÇÏ ×ÓÑËÉÅ ÎÅÏÞÅ×ÉÄÎÙÅ ÇÌÀËÉ, Á ÔÏ É ÓÇÏÒÉÔ ÎÁÆÉÇ.......ÂÙÌÏ ÄÅÌÏ. á ÔÁË ÎÅÉÓÐÏÌØÚÕÅÍÙÅ ×Ù×ÏÄÙ ×ÎÕÔÒÉ ËÒÉÓÔÁÌÌÁ Á×ÔÏÍÁÔÉÞÅÓËÉ ÐÏÄÔÑÎÕÔÙ.
Michael Tulupov ...
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