VFD-420
4-line x 20-character
Serial VFD Module

Cool serial VFD for your instrument, controller or computer. Connection: power, ground and serial (RS-232/inverted-TTL at 2400 or 9600bps).

In Stock, 159.00 Buy Now

VFD-420
VFD-420 (98x60mm)

Links to Complete Documentation

VFD-420 Basic Specifications

Power Requirements 4.8 to 5.5Vdc at 350mA max
Serial Input (electrical) RS-232 (±15V OK), inverted TTL
Serial Input (logic/data) Inverted, 2400 or 9600bps
User Connector 5-pin header, 0.025in. posts on 0.10in. centers
Connector Pinout +5V Gnd Serial Gnd +5V
Operating Temp. -0° to +70° C (-4° to 158°F)
Display Type Noritake VFD, 4 lines x 20 characters
Character Size 5x7 pixels, 4.70mm (0.18in.) height
Overall Size (wxh) 98x60mm (3.86x2.36in.)
Depth 28mm (1.10in.)
Add'l Info Link VFD-420 Hardware Reference

VFD-420 Formatting Instructions

VFD-420 understands traditional control codes, such as Tab LF/CR FF/Clear Backspace etc. Additional features, such as storing a startup screen, are mapped to other control codes or Escape sequences. A quick summary:

Printing Position Home, Tab, Linefeed, Carriage Return, Vtab, Set-Position (ctrl-P)
Print Using 4-line-tall Characters Begin Big Printing (ctrl-B), End Big Printing (ctrl-C)
Clear Screen (all or part) Backspace, Clear Screen, Right-align (ctrl-R)
VFD Driver Driver On (ctrl-N), Off (ctrl-O)
Custom Characters (8) Load Bitmap (ESC D#)
Save Current Screen or Custom Chars Save Screen to EEPROM (ESC X#)
Add'l Info Link VFD-420 Programmer's Reference
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