Datasheet Summary
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BO LYMIN
Feature 1. COB with metal frame 2. Built-in controller ST7920 (128x64 dots matrix mode or 16x16 dots Big5/GB Chinese mode , or 8x16 dots ASCII mode) 3. +5V single power supply 4. 1/32 duty cycle 5. Option: +3V single power supply 6. Option: LED array/edge B/L, EL B/L
Mechanical Data Item Standard Value Module Dimension 93.0 x 70.0 Viewing Area 72.0 x 40.0 Dot Size 0.48 x 0.48 Dot Pitch 0.52 x 0.52 Pin Assignment Pin Symbol
1 2 3 4 5 6 7~14 15 16 17 18 Vss Vdd Vo RS R/W E DB0~7 A K /RST Vee
Unit mm mm mm mm Electronic Characteristics
Function
GND + 5V(+3V option) Contrast adjustment Register selection signal Data read/write H -> L Enable signal...