20 Characters × 4 Lines Monochrome Display Module - RC2004A1

20 Characters × 4 Lines Monochrome Display Module

Model No. RC2004A1

RC2004A1 20 Characters × 4 Lines monocharome LCD display has the same specs as RC2004A. The only difference between them is the position of pins. RC2004A has 16pins on the PCB; pins of RC2004A1 are on the FFC connector. The RC2004A1 default interface is 6800 with built-in IC ST7066; if you require interface such as SPI or I2C, they’re also available, but the IC will be replaced with RW1063. Default power supply of RC2004A1 module is 5V (3V is optional). Negative voltage is an available option for 3V module.

Raystar provides various LED backlight combinations for RC2004A1 module, such as yellow-green and white. You can choose module with LED backlight or without it. There are many LCD modes to choose from, for instance, STN negative blue, STN positive yellow/green. RC2004A1 offers a selection of fonts, including English/Japanese and European.

★RC2004A1:FFC connector
★RC2004A2:7 colors LED option

Inquiry or Demo Code Datasheet Back Previous Next
  • General Specs
  • Interface Pin Function
  • Contour Drawing
  • Electrical Characteristics
  • Display Character Address Code
Item Dimension Unit
Dot Matrix / Resolution 5×8 dots includes cursor dots
Characters × Lines 20 Characters × 4 Lines
Module Dimension 98.0 × 60.0 × 13.6 (MAX) mm
View Area 77.0 × 25.2 mm
Active Area 70.4 × 20.8 mm
Mounting Hole 93.0 × 55.0 mm
Dot / Pixel Size 0.55 × 0.55 mm
Dot / Pixel Pitch 0.60 × 0.60 mm
Character Size 2.95 × 4.75 mm
Character Pitch 3.55 × 5.35 mm
IC ST7066 or Equivalent
Interface 6800, option SPI / I2C (RW1063 IC)
Power Supply 5V (Also available for 3V)
Negative voltage optional for 3V power supply
Duty 1/16 duty cycle
Type Character LCD Display
Feature LED can be driven by PIN1, PIN2, PIN15, PIN16 or A and K
Pin No. Symbol Description
1 VSS Ground
2 VDD Power supply for logic
3 VO Contrast Adjustment
4 RS Data/ Instruction select signal
5 R/W Read/Write select signal
6 E Enable signal
7 DB0 Data bus line
8 DB1 Data bus line
9 DB2 Data bus line
10 DB3 Data bus line
11 DB4 Data bus line
12 DB5 Data bus line
13 DB6 Data bus line
14 DB7 Data bus line
15 A Power supply for B/L +
16 K Power supply for B/L -

20 Characters × 4 Lines Monochrome Display Module - RC2004A1

Item Symbol Standard Value
typ.
Unit
Input Voltage VDD 3/5 V
Recommended LCD Driving Voltage for Normal Temp.
Version module @25ºC
VDD-VO 4.50 V
Display position 1 2 3 4 5 6 7 8 9 10 11 12 13 --- --- 20
DD RAM Address 00 01 02                         13
DD RAM Address 40 41 42                         53
DD RAM Address 14 15 16                         27
DD RAM Address 54 55 56                         67
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