Chip-on-Glass LCD Module 16×2

Model No. WO1602F

COG LCD 16×2
Character LCD
5 x 8 dots includes cursor
IC: ST7032
1/16 duty, 1/5 bias
5V power supply
Interface : 6800/SPI/I2C

Category: COG LCD

Description

The WO1602F series is a COG (Chip-on-Glass) Character LCD display module built with an ST7032 IC. It supports 6800/4-Line SPI and I2C interfaces, featuring a display format of 16 characters x 2 lines. The supply voltage for logic (VDD) can be selected as either 3V or 5V. It operates with a 1/16 duty cycle and 1/5 bias. Operating temperatures for this module range from -20℃ to +70℃, with storage temperatures ranging from -30℃ to +80℃.

The WO1602F COG LCD display module stands out with its ultra-compact and thin design, making it an ideal choice for various applications. Its versatility allows seamless integration into compact applications, industrial devices, as well as security, medical, and handheld devices.

Its compact form factor and thin profile make it particularly well-suited for environments where space is at a premium. The module’s integration of COG technology, with the chip positioned behind the LCD, not only contributes to its slim design but also eliminates the need for external packaging. This not only saves valuable space but also enhances the overall performance and stability of the display.

The WO1602F is a reliable solution for industries demanding efficiency and precision. Whether integrated into industrial equipment or employed in medical devices, this COG LCD display module excels in providing clear and vibrant visual representation.

In addition to its technical advantages, the WO1602F series offers a range of LED backlight options in various colors, allowing for customization based on specific requirements. For those seeking a display module that combines space-saving features with enhanced performance and flexibility, the WO1602F COG LCD display module proves to be a compelling choice. Explore the possibilities and elevate your applications with this advanced and compact display solution. Feel free to contact us through our website for more information.

Drawing

Data source ref:WO1602F-YYH-AT#

Interface Pin Function

Pin No.

Symbol

Level

Description

H/L

Select registers.
0: Instruction register (for write)
Busy flag & address counter (for read)
1: Data register (for write and read)

R/W

H/L

Select read or write (In parallel mode).
0: Write
1: Read

H,H→L

Starts data read/write. (“E” must connect to “VDD” when serial interface is selected.)

DB0

H/L

Data bus line

DB1

H/L

Data bus line

DB2

H/L

Data bus line

DB3

H/L

Data bus line

DB4

H/L

Data bus line

DB5

H/L

Data bus line

DB6/SCL

H/L

Data bus line
(In I2C interface DB6 (SCL) is clock input.
SDA and SCL must connect to I2C bus (I2C bus is to connect a resister between SDA/SCL and the power of I2C bus ).

DB7/SDA

H/L

Data bus line
(In I2C interface DB7 (SDA) is input data.
SDA and SCL must connect to I2C bus (I2C bus is to connect a resister between SDA/SCL and the power of I2C bus ).

VSS

Ground

VDD

3.3/5.0V
(bon=1
Max=3.5V

Supply Voltage for logic

Vout

(Variable)

Operating voltage for LCD

PSB

Interface selection
0:serial mode
(“E” must connect to “VDD” when serial mode is selected.)
1:parallel mode(4/8 bit)
In I2C interface PSB must connect to VDD

PSI2B

PSB	PSI2B	Interface
0	0	No use
0	1	SI4
1	0	SI2(I2C)
1	1	Parallel 68

CAP1P

For voltage booster circuit(VDD-VSS)
External capacitor about 0.1u~4.7uf

CAP1N

No connection

Mechanical Data

Item	Dimension	Unit
Number of Characters	16 characters × 2Lines	－
Module dimension	72.1 × 29.6 × 9.4	mm
View area	61.0 × 15.1	mm
Active area	56.2 × 11.5	mm
Dot size	0.55 × 0.65	mm
Dot pitch	0.60 × 0.70	mm
Character size	2.95 × 5.55	mm
Character pitch	3.55 × 5.95	mm
Duty	1/16 , 1/5 Bias
Backlight Type	LED
IC	ST7032i
Interface	68/ 4-Line SPI /IIC

Absolute Maximum Ratings

Item	Symbol	Min	Typ	Max	Unit
Operating Temperature	TOP	-20	－	+70	℃
Storage Temperature	TST	-30	－	+80	℃
Input Voltage	VIN	-0.3	－	VDD+0.3	V
Power Supply Voltage	VDD-VSS	-0.3	－	+6.0	V
LCD Driver Voltage	VLCD	2.7	－	7.0	V

Electrical Characteristics

Item	Symbol	Condition	Min	Typ	Max	Unit
Supply Voltage For Logic	VDD-VSS	－	3	3.3	5 (bon=1 max=3.5V)	V
Supply Voltage For LCD	Vout-VSS	Ta=-20℃ Ta=25℃ Ta=70℃	4.3 －	－ 4.5 －	－ 4.7 －	V V V
Input High Volt.	VIH	－	0.7 VDD	－	VDD	V
Input Low Volt.	VIL	－	－	－	0.2 VDD	V
Output High Volt.	VOH	－	0.8 VDD	－	VDD	V
Output Low Volt.	VOL	－	－	－	0.2VDD	V
Supply Current	IDD	－	－	－	2.0	mA

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