Post by thread:Vacuum Fluorescent Displays- 1937 serial standard?

At 12:12 10/08/99 -0500, you wrote: >A module is a module. Get the docs and talk to it. >From my experience with LCD modules, getting the docs is a _long_ way from getting the thing working... however, from the docs, it seems that 1937 is just a standard part number for fluorescent display drivers- I hope the rest of the docs are easier to follow than the LCD ones... >If you want to talk to the tube directly, you'll need PMOS outputs that can >take -35V, or a mess of drivers. Nope, happy to use the driver module Thanks for the info folks, Nigel

Steve My Man, Regards Mad Dog {Quote hidden}> >I have no idea what the '1937' serial standard is, but I drive a Noritake >2x40 VFD with the standard midrange PIC USART. The display accepts serial >TTL data, and only has a busy signal for handshake. Bit banging is >certainly a viable option for the 12-bit parts. > >The one problem (at least with this display) is it's lack of a way to >produce a hard reset. The display will lock up if the power comes up too >slowly. I will use a high-side switch to solve this. > >Hope this helps, >Steve > >> {Original Message removed}

> >From my experience with LCD modules, getting the docs is a _long_ way from > getting the thing working... however, from the docs, it seems that 1937 is > just a standard part number for fluorescent display drivers- I hope the > rest of the docs are easier to follow than the LCD ones... No harder than any other device, write it low level up, find the points in the data sheet that are unclear or wrong, and get past that, and you've got a working interface. We used a rockwell 10937 driver for a 16 char "british flag" display, clocked serial input only two pins.