Questions tagged [vacuum-fluorescent]

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1answer
55 views

How to guarantee “grid-looping clock” is running when dynamically driving VFD tubes

I'm driving old Soviet VFD tubes using Atmel AVR8 processors (e.g. ATmega328 and ATmega1284) and VFD driver chips Microchip HV518/HV5812/HV6810. Some of these tubes can only be driven dynamically, i.e....
2
votes
2answers
453 views

Circuit for driving 24V VF-Display with Arduino MC. Does this work?

I am trying to operate an IVL2-7/5 vacuum-fluoresecence-display with an Arduino Uno. It is a multiplexed 4 digit clock display that requires a cathode voltage of 2.4V and an anode and grid voltage of ...
1
vote
0answers
845 views

Help driving an old Vacuum Fluorescent Display

I recently salvaged a VFD from scrap, and am currently trying to get it to display light (not worrying about actual numbers/letters yet, just trying to get it to light up). I've read up about these ...
-2
votes
1answer
550 views

Futaba GP1006B05 VFD pinout [closed]

I have a Futaba GP1006B05 256x64 VFD display. I need the datasheet, I don't know the pinout. The pin connector is 50 pin. Does anyone have the GP1006B05 datasheet?
37
votes
3answers
5k views

What is this suspicious stain under a VFD's glass?

I wanted to give VFDs a try so I ordered a couple of 8x14 segments display modules. They arrived today, but I'm concerned because each has a big black stain in the corner. If it were on an LCD I'd ...
1
vote
1answer
685 views

Vacuum Fluorescent Display (VFD) serial connection ~ Debugging Questions

I am attempting to display information on a Futaba Vacuum Fluorescent Display (VFD) (apologies for the google-drive link to the datasheet. I lost the original and couldn't find it again). I'm ...
1
vote
4answers
2k views

Help driving a VFD Display

I managed to pick up a few cheap VFDs (Vacuum Fluoro Displays), but the information about them is scarce. What makes matters worse is that I am a post vacuum tube era child, so my knowledge in the ...
1
vote
1answer
100 views

Is it possible to damage a VFD by raising the anode voltage?

Is it possible to cause damage to a vacuum fluorescent display by raising the anode/grid voltage above the recommended level (not the filament voltage)?
1
vote
2answers
759 views

Best way to supply heaters for VFD tube

Building a simple VFD clock with 4x IV-22 tubes. The heaters run at 1 to 1.32v @ 100mA each. Whats the best way to supply power to the heaters? All the heaters need to be in parallel so that their ...
0
votes
1answer
1k views

How do I use this VFD from Futaba with an Arduino?

I salvaged this display unit from an old VCR about 20 years ago. Since then, it's been lying in my electronics box. Now I would like to play around with it on an Arduino. I can't find the datasheet ...
3
votes
3answers
915 views

Switch (Relatively) High Voltage from Logic Level

The Situation: Basically, I would like to switch a load that requires 30v using a switch that cannot have more than 5v across it. More descriptively, I am trying to drive the anode of a VFD segment ...
7
votes
1answer
9k views

How to control a VFD display with Arduino?

I have a Samsung 170L40AA1 VFD display, but no controller. So I wondered if it is possible to use an Arduino to control it instead. I've found the code for controlling an Futaba NA202MD13AA, which I ...