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Moduli Display OLED Grafici 128x64, 2.7" con pannello touch capacitivo

Modello numero WEO012864Q-CTP

►Tipo: grafico (senza cornice)
►Struttura: COG
►Dimensione: 2.7 pollici
►128 x 64 a matrice di punti
►IC:SSD1309
►Alimentatore 3V
►1/64 duty
►Interfaccia: 6800, 8080, SPI, I2C
►Touch Screen: con pannello touch capacitivo (CTP)
►Punti di tocco : 1 Dito
►Colore display: Bianco / Giallo / Cielo blu / Verde

Descrizione

Il WEO012864Q-CTP è il display OLED grafico COG da 2,7 pollici più popolare con pannello tattile capacitivo sul modulo; che ha una risoluzione di 128x64 punti. Questo modulo è integrato con IC SSD1309, supporta l'interfaccia parallela 6800/8080 a 8 bit, SPI a 4 fili e I2C, la tensione di alimentazione per la logica va da 2,8V a 3,3V, valore tipico 3,0V, tensione di alimentazione per il display 13V, duty cycle di guida 1/64. Questo modello WEO012864Q-CTP ha adottato GT911 come IC touch, che supporta l'interfaccia I2C, un punto di rilevamento per CTP.

Questo modello WEO012864Q da 2,7 pollici con CTP è ideale per applicazioni di smart home, dispositivi tecnologici intelligenti, sistemi energetici, dispositivi di misurazione, sistemi di comunicazione, strumenti medici, ecc. Questo modulo può funzionare a temperature da -20°C a 70°C; la temperatura di stoccaggio varia da -30°C a 80°C. Con un elevato rapporto di contrasto di 10.000:1 e un ampio angolo di visione fino a 160°, questo modulo OLED assicura immagini più nitide.

DISEGNO

2.7, 128x64 Graphic OLED Display with Capacitive Touch Panel - WEO012864Q-CTP


Data source ref: WEO012864QWPP3D00F00

SPECIFICHE TECNICHE

Funzione dei Pin di Interfaccia

No. Simbolo Funzione
1 NC(GND) No connection
2 VLSS This is an analog ground pin
3 VSS Ground.
4 NC No connection
5 VDD Power supply pin for core logic operation
6 BS1 MCU bus interface selection pins. Select appropriate logic setting as described in the following table. BS2 and BS1 are pin select
  BS1 BS2
I2C 1 0
4-wire Serial 0 0
8-bit 68XX parallel 0 1
8-bit 80XX parallel 1 1
Note
(1) 0 is connected to VSS
(2) 1 is connected to VDD
7 BS2
8 CS# This pin is the chip select input connecting to the MCU.
The chip is enabled for MCU communication only when CS# is pulled LOW (active LOW).
9 RES# This pin is reset signal input.
When the pin is pulled LOW, initialization of the chip is executed.
Keep this pin pull HIGH during normal operation.
10 D/C# This pin is Data/Command control pin connecting to the MCU.
When the pin is pulled HIGH, the data at D[7:0] will be interpreted as data.
When the pin is pulled LOW, the data at D[7:0] will be transferred to a command register.
In I2C mode, this pin acts as SA0 for slave address selection.
11 R/W# This pin is read / write control input pin connecting to the MCU interface.
When 6800 interface mode is selected, this pin will be used as Read/Write (R/W#) selection input. Read mode will be carried out when this pin is pulled HIGH and write mode when LOW.
When 8080 interface mode is selected, this pin will be the Write (WR#) input. Data write operation is initiated when this pin is pulled LOW and the chip is selected.
When serial or I2C interface is selected, this pin must be connected to VSS.
12 E/RD# This pin is MCU interface input.
When 6800 interface mode is selected, this pin will be used as the Enable (E) signal.
Read/write operation is initiated when this pin is pulled HIGH and the chip is selected.
When 8080 interface mode is selected, this pin receives the Read (RD#) signal. Read operation is initiated when this pin is pulled LOW and the chip is selected.
When serial or I2C interface is selected, this pin must be connected to VSS.
13-20 D0~D7 These pins are bi-directional data bus connecting to the MCU data bus.
Unused pins are recommended to tie LOW.
When serial interface mode is selected, D0 will be the serial clock input: SCLK; D1 will be the serial data input: SDIN and D2 should be kept NC.
When I2C mode is selected, D2, D1 should be tied together and serve as SDAout, SDAin in application and D0 is the serial clock input, SCL.
21 IREF This pin is the segment output current reference pin.
IREF is supplied externally.
22 VCOMH COM signal deselected voltage level.
A capacitor should be connected between this pin and VSS.
23 VCC Power supply for panel driving voltage. This is also the most positive power voltage supply pin.
24 NC(GND) No connection

CTP PIN Definition

No. Simbolo Funzione
1 GND Power ground
2 VDD Power supply
3 INT Interrupt signal, active low, asserted to request
Host start a new transaction
4 SDA I2C data signal
5 SCL I2C clock signal
6 RST External reset signal, active low
7 GND Power ground
8 GND Power ground
9 GND Power ground
10 GND Power ground

Dati meccanici

Articolo Dimensioni Unità
A matrice di punti 128 x 64
Dimensione del modulo 74.8 × 44.16 × 3.66 mm
Area attiva 61.41 × 30.69 mm
Dimensioni del Dot 0.45 × 0.45 mm
Passo del Dot 0.48 × 0.48 mm
Modalità display Matrice passiva
Colore display Monocromatici
Drive Duty 1/64 Duty
IC SSD1309
Interfaccia 6800,8080,4-Wire SPI,I2C
Diagonale 2.7 pollici
CTP IC GT911
Punti di tocco 1
CTP Interfaccia I2C
Superficie Bagliore (Glare)

Valori massimi assoluti

Valori massimi assoluti

Parameter Simbolo Valore Min Valore massimo Unità
Supply Voltage for Logic VDD -0.3 4 V
Supply Voltage for Display VCC 0 15 V
Temperatura di lavoro TOP -20 +70 °C
Temperatura di stock TSTG -30 +80 °C
 

Touch Panel Controller GT911

Parameter Simbolo Valore Min Valore massimo Unità
Power Supply Voltage VDD 2.66 3.47 V

Caratteristiche elettriche

DC Caratteristiche elettriche

Articolo Simbolo Condizione Valore Min Valore tipico Valore massimo Unità
Supply Voltage for Logic VDD 2.8 3.0 3.3 V
Supply Voltage for Display VCC 12.5 13 13.5 V
High Level Input VIH 0.8×VDD V
Low Level Input VIL 0.2×VDD V
High Level Output VOH 0.9×VDD V
Low Level Output VOL 0.1×VDD V
50% Check Board operating Current VCC =13.0V 30 50 mA
 

Touch Panel Controller GT911

Articolo Simbolo Valore Min Valore tipico Valore massimo Unità
Supply Voltage VDD 2.8 3.0 3.3 V
Input High Volt. VIH 0.75xVDD   VDD+0.3 V
Input Low Volt. VIL -0.3 0.25xVDD V
Output High Volt. VOH 0.85xVDD V
Output Low Volt. VOL 0.15xVDD V
 
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