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| is this the right pinout? http://forum.lcdinfo.com/viewtopic.php?f=6&t=1371 |
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| Author: | oasisontherun [ Sun Oct 02, 2005 14:02 ] |
| Post subject: | is this the right pinout? |
Hello, im pretty new to the LCD thing, i took an old isdn tel. apart and got a nice big LCD screen out of it. I want to hook that thing up to my PC, fits perfectly into the 5.52 bay:D Now, i've been searching the whole inet for some facts about it, but found only some descriptions about the controller on it, a HD4470A00 the complete description is hd44780a00 it has 2 other smaller controllers on it but they are unnamed othr things written on the board are: NEA02053AA LDSCC7031D 21055138 didnt find anything useful searching google on them I found some facts about hooking up HD44780 controllers (it has 14 pins) 1 Vss - - Power supply (GND) 2 Vcc - - Power supply (+5V) 3 Vee - - Contrast adjust 4 RS 0/1 I 0 = Instruction input 1 = Data input 5 R/W 0/1 I 0 = Write to LCD module 1 = Read from LCD module 6 E 1, 1->0 I Enable signal 7 DB0 0/1 I/O Data bus line 0 (LSB) 8 DB1 0/1 I/O Data bus line 1 9 DB2 0/1 I/O Data bus line 2 10 DB3 0/1 I/O Data bus line 3 11 DB4 0/1 I/O Data bus line 4 12 DB5 0/1 I/O Data bus line 5 13 DB6 0/1 I/O Data bus line 6 14 DB7 0/1 I/O Data bus line 7 (MSB) is this the right pinout for this screen?cos i dont want to destroy it and if it is, please guide me to where i could find out how to hook it up to the parallel port. Thank you! |
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| Author: | coorz [ Sun Oct 02, 2005 14:05 ] |
| Post subject: | |
http://lcdsmartie.sourceforge.net/circuits.htm for the most common HD44780 to LPT scheme, and Smartie one of the best character LCD software. |
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