Character Display LCD 24x2, LCD Display 24x2
Model No. WH2402A
►Character Display LCD 24x2
►5x8 dots includes cursor
►Bulit-in controller (ST7066 or Equivalent)
►+5V power supply (Also available for +3V)
►Negative voltage optional for +3V power supply
►1/16 duty cycle
►LED can be driven by PIN1, PIN2, PIN15, PIN16 or A and K
►Interface : 6800, option SPI/I2C (RW1063 IC)
DESCRIPTION
WH2402A is 24 characters by 2 lines LCD 24x2 display module which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel. This LCD display 24x2 model WH2402A is available for without backlight or with LED backlight options. This display LCD 24x 2 modules is available in various LCD panel colors including gray, yellow/green and blue LCD options. The LEDs can be driven by pin 1, pin 2, or pin 15 pin 16 or A/K. There are different character fonts/texts available for ST7066 IC including English/Japanese, English/West European, English/Scandinavian European, or English/Cyrillic (Russian) as options.
There are different interface options for WH2402A series, details as below:
►WH2402A : 6800 interface (ST7066 IC)
►WH2402A1 : SPI interface (RW1063 IC)
There are different interface options for WH2402A series, details as below:
►WH2402A : 6800 interface (ST7066 IC)
►WH2402A1 : SPI interface (RW1063 IC)
DRAWING
SPECIFICATIONS
Interface Pin Function
| 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 |
| 7~14 | DB0~DB7 | Data bus line |
| 15 | A | Power supply for B/L + |
| 16 | K | Power supply for B/L - |
Mechanical Data
| Item | Standard Value | Unit |
|---|---|---|
| Module Dimension | 118.0 × 36.0 | mm |
| Viewing Area | 94.5 × 16.0 | mm |
| Mounting Hole | 113.0 × 31.0 | mm |
| Character Size | 3.2 × 5.55 | mm |
Electrical Characteristics
| Item | Symbol | Standard Value typ. |
Unit |
|---|---|---|---|
| Input Voltage | VDD | 3/5 | V |
| Recmmended LCD Driving Voltage for Normal Temp. Version module @25°C |
VDD-VO | 4.35 | V |
Display Character Address Code
| Display Position | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | --- | --- | --- | 24 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DD RAM Address | 00 | 01 | 17 | |||||||||||||
| DD RAM Address | 40 | 41 | 57 |
Search Keyword: 24x2 lcd, 24 x 2 lcd, lcd 24x2, lcd 24 x 2
