HP Retail Integrated 2x20 Display Programming Guide

3
Chapter 2 General Specifications
2.1 LCD Panel Modules
2.1.1 LM940
ITEM STANDARD VALUE UNIT
Number of dots
320 x 32 dot
---
Outline dimension 150 (L) x 34.9 (W) x 6.4 mm
View area
144.8 (L) x 22.44 (W)
mm
Active area 142.7 (L) x 19.82 (W) mm
Dot size
0.446 (L) x 0.62 (W)
mm
Dot pitch 0.426 (L) x 0.6 (W) mm
LCD type
STN Negative Transmissive
(In LCD production, there can be a slight color difference. HP
can only guarantee the same color in the same batch.)
Drive Method LCD Module : 1/64 Duty, 1/9 Bias
LED Color
LED, White
Controller IC ST7586S-G4
2.1.2 TD620
ITEM STANDARD VALUE UNIT
Number of dots
480 x 64 dot
---
Outline dimension 148.9 (W) x 29.1 (L) x 3.35 (H) mm
View area
135.28 (W) x 19.0 (L)
mm
Active area 134.28 (W) x 18.0 (L) mm
Dot size
0.279 (W) x 0.281 (H)
mm
Dot pitch 0.426 (L) x 0.6 (W) mm
LCD type
a-Si TFT , Normally white, Transmissive type
(In LCD production, there can be a slight color difference. HP
can only guarantee the same color in the same batch.)
Drive Method LCD Module : 1/64 Duty, 1/9 Bias
LED Color
LED, White
Controller IC ST7586S-G4