- Allgemeine Spezifikationen
- Schnittstelle Pin-Funktion
- Zeichnung
- Absolute Grenzwerte
- Elektrische Eigenschaften
| Artikel | Ausmaß | Einheit |
|---|---|---|
| TFT-Serie | IPS-TFT-LCD-Anzeige | |
| Größe (Diagonale) | 2 | Zoll |
| Punktmatrix (Auflösung) | 240 × RGB × 320 (TFT) | Punkte |
| Abmaße der modul | 38.4(W) × 51.9(H) × 3.98(D) | mm |
| Aktiver Bereich (AA) | 30.60 × 40.80 | mm |
| Punktabstand | 0.1275 × 0.1275 | mm |
| LCD-Typ | TFT, schwarz, Transmissiv | |
| Betrachtungsrichtung | 80/80/80/80 (IPS) | |
| Seitenverhältnis | 3:4 | |
| Backlight-Typ | LED, Weiß | |
| Steuerplatine | No | |
| TFT-Treiber-IC | ST7789VI | |
| Schnittstelle | MCU / SPI | |
| PCAP-FW-Version | 92 | |
| PCAP IC | GT911 | |
| PCAP Schnittstelle | I2C | |
| PCAP Auflösung | 240 * 320 | |
| Erkennungspunkte | 1 | Points |
| Touchscreen | projiziert-kapazitiven Touchscreen, PCAP | |
| Oberfläche | Glanz | |
| Helligkeit | 450 | cd/㎡ |
| Montagebohrung | No | |
| Betriebstemperatur | -20~+70 | °C |
| Lagertemperatur | -30~+80 | °C |
LCM-PIN-Definition
| NO | Symbol | Funktion | |||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | GND | Ground | |||||||||||||||||||||||||||||||||||
| 2 | NC(YU) | No connection | |||||||||||||||||||||||||||||||||||
| 3 | NC(XL) | No connection | |||||||||||||||||||||||||||||||||||
| 4 | NC(YD) | No connection | |||||||||||||||||||||||||||||||||||
| 5 | NC(XR) | No connection | |||||||||||||||||||||||||||||||||||
| 6 | NC | No connection | |||||||||||||||||||||||||||||||||||
| 7 | VDD | Power supply | |||||||||||||||||||||||||||||||||||
| 8 | VDDI | Power Supply for I/O System. | |||||||||||||||||||||||||||||||||||
| 9 | TE | Tearing effect signal is used to synchronize MCU to frame memory writing. If not used, please let this pin open |
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| 10 | CSX | Chip selection pin Low enable. High disable. |
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| 11 | DCX(SCL) | (D/CX): This pin is used to select “Data or Command” in the parallel interface. DCX=’1’: display data or parameter. DCX=’0’: command data. (SCL): When SPI mode,This pin is used to be serial interface clock. |
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| 12 | WRX(D/CX) | Display data/command selection Second Data lane in 2 data lane serial interface. (WRX): Write enable in MCU parallel interface. (D/CX): When 4-SPI mode,This pin in 4-line serial interface If not used, please fix this pin at VDDI or GND. |
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| 13 | RDX | -Read enable in 8080 MCU parallel interface. -If not used, please fix this pin at VDDI or GND. |
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| 14~29 | DB0~DB15 | Data bus line | |||||||||||||||||||||||||||||||||||
| 30 | RESX | System reset pin. signal is active low |
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| 31 | IM0 | The MCU interface mode select.
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| 32 | IM1 | ||||||||||||||||||||||||||||||||||||
| 33 | IM2 | ||||||||||||||||||||||||||||||||||||
| 34~35 | DB16~DB17 | Data bus line | |||||||||||||||||||||||||||||||||||
| 36 | VLED- | Cathode of LED backlight. | |||||||||||||||||||||||||||||||||||
| 37 | VLED- | Cathode of LED backlight. | |||||||||||||||||||||||||||||||||||
| 38 | VLED+ | Anode of LED backlight. | |||||||||||||||||||||||||||||||||||
| 39 | NC(SDA) | When SPI mode, This pin is SPI interface input/output pin. The data is latched on the rising edge of the SCL signal. If not used(NC), please fix this pin at VDDI or GND level. |
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| 40 | NC | No connection |
PCAP-PIN-Definition
| Pin | Symbol | Funktion |
|---|---|---|
| 1 | VSS | Ground for analog circuit |
| 2 | VDDT | Power Supply : |
| 3 | SCL | I2C clock inputI2C clock input |
| 4 | NC | No connect |
| 5 | SDA | I2C data input and output |
| 6 | NC | No connect |
| 7 | /RST | External Reset, Low is active |
| 8 | NC | No connect |
| 9 | /INT | External interrupt to the host |
| 10 | VSS | Ground for analog circuit |
| Artikel | Symbol | Mindestwert | typischer Wert | Maximalwert | Einheit |
|---|---|---|---|---|---|
| Betriebstemperatur | TOP | -20 | － | +70 | ℃ |
| Lagertemperatur | TST | -30 | － | +80 | ℃ |
| Artikel | Symbol | Bedingung | Mindestwert | typischer Wert | Maximalwert | Einheit |
|---|---|---|---|---|---|---|
| Versorgungsspannung für Analog | VDD | － | 2.4 | 3.3 | 3.6 | V |
| Interface Operation Voltage | VDDI | － | 1.65 | 1.8 | 3.6 | V |
| Versorgungsstrom für LCM | IDD | VDD = VDDI = VCC=3.0V |
－ | 6.0 | 9.0 | mA |
| PCAP bereitstellen | VPCAP | － | 2.8 | － | 3.3 | V |
| IPCAP | － | － | 8.0 | 12.0 | mA |
LED-Fahrbedingungen
| Parameter | Symbol | Mindestwert | Typischerwert | Maximalwert | Einheit |
|---|---|---|---|---|---|
| LED-Strom | － | － | 60 | － | mA |
| LED-Spannung | VLED+ | 2.7 | 3.1 | 3.4 | V |
| LED-Lebensdauer | － | － | 50,000 | － | Hr |
