Summarize
(1602A QAPASS )is an industrial character type LCD, can also shows that 16 x02 namely 32
characters. (16 column 2 line)
Second:module size (pictured)
Three:pin interface specifications table
Numbers symbols pin pin that Numbers symbols that
Numbers
symbols Pin that Numbers symbols Pin that
1 VSS To power 9 D2 data
2 VDD power positive 10 D3 data
3 VL Liquid crystal display bias 11 D4 data
4 RS Data/command options 12 D5 data
5 R/W Read/write choice 13 D6 data
6 E By using the signal 14 D7 data
7 D0 data 15 BLA
Backlighting power
positive
8 D1 data 16 BLK
Backlighting power
negative