Character LCD module 40x4 specifications:
Module size: 190.0(W)*54.0(H)*13.1(T) mm
View area: 149(W)*30(H) mm
Character pitch: 3.53(W)*6.09(H) mm
Character size: 2.78(W)*4.34(H) mm
Chars X lines:40*4
Controller: SPLC780D
Driving method: 1/16 duty, 1/5 bias
Display mode: STN,Negative, transmissive, Blue
Backlight color: White
IC packagings:COB
Display type:Character
Mechanical drawing and pinouts: