Home محصولات COG LCD WO240128B2

مدل شماره WO240128B2

◄COG LCD
◄LCD گرافیکی
◄240 × 128 نقطه
◄کنترلگر ST7586S
◄منبع انرژی +3.3V
◄1/128 چرخه کار
◄رابط: Default 6800, Option 8080, SPI-4 Line/SPI-3Line 9bit

طراحی

Chip on Glass  LCD Module 240x128 with PCB - WO240128B2

مشخصات

عملکرد پین رابط

Pin No. نماد عملکرد
1 VDD Power supply
2 NC No connection
3 VSS Ground
4 CSB Chip select input pin
CSB=“L”: This chip is selected and the MPU interface is active
CSB=“H”: This chip is not selected and the MPU interface is disabled
(D[7:0] are high impedance)
5 RSTB Reset input pin. When RSTB is “L”, internal initialization procedure is executed
6 /RD(E) Read / Write execution control pin. (This pin is only used in parallelinterface)
MPU Type ERD Description
6800-series E Read/Write control input pin.
R/W = "H": When E is "H", data bus is in output status.
R/W = "L": The data are latched at the falling edge of the E signal.
8080-series /RD Read enable input pin.
When /RD is "L", data bus is in out put status.
This pin is not used in serial interfaces and should be connected to VDD1
7~14 D7~D0 The bi-directional data bus of the MPU interface. When CSB is “H”, they are high impedance
If using serial interface:
D0 is the SDA signal in 4-Line & 3-Line interface
D1 is the A0 signal in 4-Line interface
15 /WR/(R/W) Read / Write execution control pin. (This pin is only used in parallel interface)
MPU Type ERD Description
6800-series R/W Read/Write control input pin.
R/W = "H": read
R/W = "L": write
8080-series /WR Read enable input pin.
The data are latched at the rising edge of the /WR signal.
This pin is not used in serial interfaces and should be connected to VDD1
16 A0(SCL) The function of this pin is different in parallel and serial interface
In parallel interface: A0 is register selection input
A0 = "H": inputs on data bus are display data
A0 = "L": inputs on data bus are command
In serial interface: this pad will be used as SCL (serial-clock) input
17 A LED+
18 K LED-

داده مکانیکی

مورد ابعاد ماژول واحد
وضوح 240 × 128
ابعاد ماژول 140.0 × 84.0 × 9.7 mm
ناحیه در حال نمایش 114.0 × 64.0 mm
ناحیه فعال 107.98 × 57.58 mm
اندازه نقطه 0.43 × 0.43 mm
درجه نقطه 0.45 × 0.45 mm
روش درایو 1/128 Duty,1/12 Bias
نوع نور پس‌زمینه LED
IC ST7586S

بیشینه مقادیر مجاز مطلق

مورد نماد مقدار حداقل مقدار معمول مقدار حداکثر واحد
دمای عملیاتی TOP -20 +70
دمای بسته‌بندی TST -30 +80
Digital Power Supply Voltage VDDI -0.3 3.6 V
Analog Power supply voltage VDDA -0.3 3.6 V
LCD Power supply voltage V0-XV0 -0.3 19 V
LCD Power supply voltage VG -0.3 5.5 V

مشخصات الکترونیکی

مورد نماد وضعیت مقدار حداقل مقدار معمول مقدار حداکثر واحد
Supply Voltage For Logic VDD-VSS 3.0 3.3 3.6 V
Supply Voltage For LCM VOP Ta=-20℃
Ta=25℃
Ta=+70℃

14.8

15.0

15.2
V
V
V
.Input High Volt VIH 0.7VDD VDD V
.Input Low Volt VIL VSS 0.3 VDD V
.Output High Volt VOH 0.8 VDD VDD V
.Output Low Volt VOL VSS 0.2VDD V
.Supply Current IDD VDD=3.3V 2.0 4.0 mA
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