122x32 Graphic LCM - RG12232C3 - Raystar
122x32 Graphic LCM - RG12232C3 - Raystar
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Electrical Characteristics
Item Dimension Unit
Dot Matrix (Resolution) 122×32 dots
Module Dimension 59.0 × 29.3 × 5.5 (MAX) mm
View Area 52.0 × 15.0 mm
Active Area 45.72 × 11.97 mm
Mounting Hole 50.0 mm
Dot Size 0.345 × 0.345 mm
Dot Pitch 0.375 × 0.375 mm
View Direction 6 o’clock
Backlight Type White LED backlight not available
Built-in Controller ST7920 or Equivalent
Interface 6800 / SPI
Power Supply Negative voltage optional for 3V power supply
Duty 1/32 duty cycle
Chinese Version Yes
Type Graphics LCD Display
Feature Same size with RG12232C
Pin No. Symbol Description
1 VLED Power supply for B/L -
2 VSS Ground
3 VDD Power supply for logic
4 VO Contrast Adjustment
5 RS Data/ Instruction  select signal
6 E   Enable signal  
7 Vout Positive Voltage output
8 DB0 Data bus line
9 DB1 Data bus line
10 DB2 Data bus line
11 DB3 Data bus line
12 DB4 Data bus line
13 DB5 Data bus line
14 DB6 Data bus line
15 DB7 Data bus line
16 R/W Read/Write select signal

Item Symbol Standard Value
typ.
Unit
Input Voltage VDD 3/5 V
Recommended LCD Driving Voltage for Normal Temp.
Version module @25ºC
VO-VSS 4.35 V
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