Moduli Grafici 128x64
Modello numero WG12864J5
►Display Grafici 128x64
►IC: ST7920
►Alimentatore +5V
►1/64 duty cycle
►Internal boost option
►A bordo Controllore versione cinese
►Interfaccia: 6800/SPI
DISEGNO
Data source ref:WG12864J5-TFH-V#T
SPECIFICHE TECNICHE
Funzione dei Pin di Interfaccia
| Pin No. | Simbolo | Level | descrizione |
|---|---|---|---|
| 1 | VSS | 0V | Ground |
| 2 | VDD | 5.0V | Supply voltage for logic |
| 3 | VO | － | Supply voltage for LCD |
| 4 | RS | － | H: Data , L : Instruction |
| 5 | R/W | H/L | H: Read (MPU←Module) , L: Write (MPU→Module) |
| 6 | E | H/L | ENABLE SIGNAL |
| 7 | DB0 | H/L | Data bus line |
| 8 | DB1 | H/L | Data bus line |
| 9 | DB2 | H/L | Data bus line |
| 10 | DB3 | H/L | Data bus line |
| 11 | DB4 | H/L | Data bus line |
| 12 | DB5 | H/L | Data bus line |
| 13 | DB6 | H/L | Data bus line |
| 14 | DB7 | H/L | Data bus line |
| 15 | A | － | Power Supply for LED backlight ( + ) |
| 16 | K | － | Power Supply for LED backlight ( - ) |
| 17 | RST | H/L | Reset LCM |
| 18 | Vout | － | Positive voltage for LCD |
Dati meccanici
| Articolo | Dimensioni | Unità |
|---|---|---|
| Number of dots | 128 x 64 | － |
| Dimensione del modulo | 93.0 x 70.0 x 13.6(Max) | mm |
| Area di visualizzazione | 72.0 x 40.0 | mm |
| Area attiva | 66.52 x 33.24 | mm |
| Dimensioni del Dot | 0.48 x 0.48 | mm |
| Passo del Dot | 0.52 x 0.52 | mm |
| Duty | 1/32 | |
| Tipo di backlight | LED | |
| IC | ST7920 | |
| Interfaccia | 6800 | |
Valori massimi assoluti
| Articolo | Simbolo | Min | Valore tipico | Valore massimo | Unità |
|---|---|---|---|---|---|
| Temperatura di lavoro | TOP | -20 | － | +70 | ℃ |
| Temperatura di stock | TST | -30 | － | +80 | ℃ |
| Input Voltage | VIN | -0.3 | － | VDD+0.3 | V |
| Supply voltage for Logic | VDD-VSS | -0.3 | － | 5.5 | V |
| Supply voltage for LCD | VO-VSS | 0 | － | 7.0 | V |
Caratteristiche elettriche
| Articolo | Simbolo | Condition | Min | Valore tipico | Valore massimo | Unità |
|---|---|---|---|---|---|---|
| Supply Voltage For Logic | VDD-VSS | － | 4.5 | 5.0 | 5.5 | V |
| Supply Voltage For LCD | V0-VSS | Ta=-20℃ Ta=25℃ Ta=70℃ |
－ 4.4 － |
－ 4.6 － |
－ 4.8 － |
V V V |
| Input High Volt. | VIH | － | 0.7VDD | － | VDD | V |
| Input Low Volt. | VIL | － | -0.3 | － | 0.6 | V |
| Output High Volt. | VOH | － | 0.8VDD | － | VDD | V |
| Output Low Volt. | VOL | － | － | － | 0.4 | V |
| Supply Current | IDD | VDD=5.0V | － | 2.6 | 3.0 | mA |
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