Oliver Broad
ADAFRUIT GP9002 VFD Driver supporting grayscale display, requires GFX-Library Note no "invert" function, also fixed timing issue in "begin"
Dependencies: bitreversetable256
Fork of
Adafruit-GP9002-Graphic-VFD-Library
by 
Oliver Broad
README.txt@4:dc3e19dfd45d, 2016-05-15 (annotated)
- Committer:
- oliverb
- Date:
- Sun May 15 07:13:29 2016 +0000
- Revision:
- 4:dc3e19dfd45d
- Parent:
- 0:e760d4cfabe4
Improved byte cache, now needs only one SPI data write for a hit.
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| oliverb | 0:e760d4cfabe4 | 1 | This is a library for our Monochrome 128x64 Graphical VFD |
| oliverb | 0:e760d4cfabe4 | 2 | |
| oliverb | 0:e760d4cfabe4 | 3 | Pick one up today in the adafruit shop! |
| oliverb | 0:e760d4cfabe4 | 4 | ------> http://www.adafruit.com/products/773 |
| oliverb | 0:e760d4cfabe4 | 5 | |
| oliverb | 0:e760d4cfabe4 | 6 | These displays use SPI to communicate, 5 pins are required to |
| oliverb | 0:e760d4cfabe4 | 7 | interface |
| oliverb | 0:e760d4cfabe4 | 8 | |
| oliverb | 0:e760d4cfabe4 | 9 | Adafruit invests time and resources providing this open source code, |
| oliverb | 0:e760d4cfabe4 | 10 | please support Adafruit and open-source hardware by purchasing |
| oliverb | 0:e760d4cfabe4 | 11 | products from Adafruit! |
| oliverb | 0:e760d4cfabe4 | 12 | |
| oliverb | 0:e760d4cfabe4 | 13 | Written by Limor Fried/Ladyada for Adafruit Industries. |
| oliverb | 0:e760d4cfabe4 | 14 | BSD license, check license.txt for more information |
| oliverb | 0:e760d4cfabe4 | 15 | All text above must be included in any redistribution |
| oliverb | 0:e760d4cfabe4 | 16 | |
| oliverb | 0:e760d4cfabe4 | 17 | To download. click the DOWNLOADS button in the top right corner, rename the uncompressed folder Adafruit_GP9002. Check that the Adafruit_GP9002 folder contains Adafruit_GP9002.cpp and Adafruit_GP9002.h |
| oliverb | 0:e760d4cfabe4 | 18 | |
| oliverb | 0:e760d4cfabe4 | 19 | Place the Adafruit_GP9002 library folder your <arduinosketchfolder>/libraries/ folder. You may need to create the libraries subfolder if its your first library. Restart the IDE. |
| oliverb | 0:e760d4cfabe4 | 20 | |
| oliverb | 0:e760d4cfabe4 | 21 | You will also have to download the Adafruit GFX Graphics core which does all the circles, text, rectangles, etc. You can get it from |
| oliverb | 0:e760d4cfabe4 | 22 | https://github.com/adafruit/Adafruit-GFX-Library |
| oliverb | 0:e760d4cfabe4 | 23 | and download/install that library as well |