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color gdew075c64 800x480 B|Y
Martin F edited this page Mar 13, 2024
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- Size: 800 * 480 7.5 inches. Colors: B/W/YELLOW
- Class compatible with: GDEW075Z09 B/W/RED
- Manufacturer: Good display
- Controller: GD7965 (EK79655)
- Technical documentation PDF
- Status: Working (See note below)
- Full update time: About 15 seconds (Is super slow)
- Active Size: 163.2 x 97.92 mm / Pixel pitch: 0.205 x 0.204
- Power consumption of the refresh: 26.4 mW
Note: Any links to Good-Display.com have been removed from this repository, please search for the display model yourself.
Stats before optimization:
Sending a 48000 bytes buffer via SPI
STATS (ms)
3492 _wakeUp settings+send Buffer
2008 update
5500 total time in millis
After sending full X line buffers in a single SPI transaction
2251 _wakeUp settings+send Buffer
2003 update
4255 total time in millis
Note: Working. Still some strange effect on the right of the epaper, yellow is kind of getting out from the edge, like if had too much yellow ink. Other than that seems to be working correctly. Proof of concept video
Revision v.1.3 | Firmware for ESP-IDF >= v. 4.3 Documentation written by Fasani Corp.
If you need test images or want to download with ESP32 a WiFi image to your Epaper I recommend testing our project CALE Screen manager to deliver fresh BMP/JPG to your WiFi displays