Ana sayfa Ürünler COG LCD Ekran WO128128A

Dairesel COG LCD Ekran 128x128

Model No. WO128128A

►COG LCD Ekran
►Grafik LCD
►128×128 dot
►Kontrolör dahil ST75161
►+3.3V güç sağlayıcı
►1/136 görev döngüsü
►Ara yüz : 6800/8080/SPI/I2C

TANIM

 

ÇIZIM

Circular COG Graphic LCD 128x128 - WO128128A- Winstar Display

AYRINTILAR

Arayüz Pin Fonksiyonlari

Pin No. Sembol TANIM
1 VG VG is the power of SEG-drivers.
2 V0 Positive operating voltage of COM-drivers.
3 XV0 Negative operating voltage of COM-drivers.
4 CA1P DC/DC voltage converter
5 CA1N
6 VDD Power supply
7 VSS Ground
8 COMSCN Set scan direction of COM.
9 IF2 These pins select interface operation mode.
10 IF1
11 IF0
12 CSB Chip select input pin.
13 A0 It determines whether the access is related to data or command.
14 ERD Read / Write execution control pin.
15 RWR Read / Write execution control pin.
16 RSTB Hardware reset input pin
17-24 D0-D7 When using 8-bit parallel interface: 8080 or 6800 mode:8 bit bi-directional data bus When using serial interface : 4-line SPI or 3-line SPI mode
D[7:4] : fix to “H” by VDD1. D[3:1] : serial input/output data (SDA).
D[0] : serial input clock (SCL). D1 to D3 must be connected together (SDA)
When using serial interface : I2C interface
D[7] : SA[1], I2C slave address bit. Must be connected to VDD1 or VSS1. D[6] : SA[0], I2C slave address bit. Must be connected to VDD1 or VSS1.
D[5:4] : fix to “H” by VDD1. D[3:2] : SDA_OUT, serial data and acknowledge output for the I2C interface. D[1] : SDA_IN, serial input data D[0] : SCL, serial input clock .
D1 to D3 must be connected together (SDA)
CSB must be fixed to “L” by VSS1.
25 A Anode input for LED backlight.
26 K Cathode input for LED backlight

Genel Özellikler

Kalem Ölçü Birim
Nokta Matrisi (Çözünürlük) 128 x 128
Modül ölçüleri 55.0 x 57.0 x 6.18 mm
Görüntüleme alanı 42.0 x 42.0 mm
Aktif alan 44.0 x 44.0 mm
Nokta boyutu 0.308 x 0.308 mm
Nokta sıklığı 0.310 x 0.310 mm
Duty 1/136 DUTY,1/12 BIAS
Backlight Tipi LED
IC ST75161

Maksimum Değerler

Kalem Sembol Minumum Deger Tipik Deger Maksimum Deger Birim
Çalışma Sıcaklığı TOP -20 +70
Saklama Sıcaklığı TST -30 +80
Power Supply Voltage VDD -0.3 4.0 V
LCD Power supply voltage VLCD -0.3 20 V
LCD Power supply voltage V0-XV0 -0.3 19 V
Input voltage VIN -0.3   VDD+0.3 V

Elektronik Özellikleri

Kalem Sembol Durum Minumum Deger Tipik Deger Maksimum Deger Birim
Supply Voltage For Logic VDD-VSS 2.7 3.0 3.3 V
Supply Voltage For LCD VOP Ta=-20℃
Ta=25℃
Ta=70℃

13.7

14.0

14.3
V
V
V
Input High Volt. VIH 0.7 VDD 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 0.2 VDD V
Supply Current IDD VDD=3.0V 2.0 mA

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