EPSON EA-Y40040AT (PN-A0019) 40x4
I bought this from a surplus electronics supplier in 1991 - I think it was
Greenweld. I believe it uses two Hitachi HD44780 clones, EPSON's SED1300.
This is the information that came with it:
40x4 LCD Character Modules
I have found the following datasheets relevant to 40x4 LCDs:
||43K|| Two-page overview from DCI.
||567K|| Fairly detailed information.
||204K|| I have a paper
copy of one page of this, but cannot find the original file. If you find a
copy, I'd welcome being sent a link to it.
||1K|| Standard Hitatchi
LCD control and interfacing.
TOSHIBA TLC-292A (ZQ8029-203) 40x8
I bought this Display Electronics in 2006.
It didn't come with any documentation at all.
40x8 LCD Character Modules
I have found the following datasheets relevant to 40x8 LCDs: