Hi, Just a small update. Today I got the same module, but it had it's main board inside. So I powered it up "from the other end" and display clearly shows it's a manufacturer's custom order. So it's not worth to investigate further. https://www.dropbox.com/s/8igg1gaaxa6axqo/2015-11-11%2022.56.00.jpg?dl=3D0 On Tue, Nov 3, 2015 at 11:34 PM, KPL wrote: > I scraped away the rubbery stuff from the glass, and there is a tiny > chip, about 2mm square. Traces on glass are barely visible, but it's > clear there is not a big number of them. So it must be something very > simple, like numeric display with several digits. > I could not find any other display by Varitronix, which looks even > close to this one, or has similar number of wires, etc. Datasheet > archives mostly have nothing, or have wrong datasheets. > For the moment it seems like a dead end. > > Probably it's not varitronix at all, as the logo on flex cable is > completely different. Or probably they have changed their logo. > > I was really hoping to use these, as they have no big wide frame > around, unlike all the cheap chinese alphanumeric displays. Big frame > requires big front panel. > > > On Tue, Nov 3, 2015 at 9:04 PM, IVP wrote: >>> Those look like they could be graphics displays seeing they don't >>> appear to have segments, and presumably an SPI or I2C interface. >> >> Before seeing the picture I'd have thought a 16x2 (or 2x16) because >> of the 0605BJB*0216 >> >> but it does look more like a graphic. For a PSU maybe it's custom, >> eg like a DMM display with annunciators or perhaps bars >> >> When faced with an unknown LCD I've found limiting supply to a >> few mA helps when poking around trying to find Vcc and Vss for >> example. When you get it powered you might be able to see what >> graphics it has and try Google images for something similar >> >> Even if you find the supply pins though that leaves 3 data lines and >> the protocol >> >> Good luck >> >> Joe >> > > -- > KPL --=20 KPL --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .