Reference: WS-4438
LCD12864-ST - 3.3V Blue Backlight (Waveshare)
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LCD12864-ST - 3.3V Blue Backlight (Waveshare)
128*64 DOTS, Graphic LCD module, White Character, Blue Backlight, 3.3V For Logic Circuit
| Display construction | 128*64 DOTS |
|---|---|
| Display mode | TN/STN |
| Display type | Positive Transflective |
| Backlight | LED, 5.0V |
| Viewing direction | 6 o'clock |
| Operating temperature | Indoor |
| Driving voltage | Single power |
| Driving method | 1/33 duty,1/6 bias |
| Type | COB (Chip On Board) |
| Number of data line | 8-bit parallel |
| Connector | Pin / ZEBRA |
| Driver IC | ST7920 / ST7921 |
|---|---|
| Interface | Parallel / SPI |
| Backlight | Blue |
| Character Color | White |
| Character Set | ASCII |
| Dimension | 93 * 70 * 13.5 |
| PIN NO. | SYMBOL | DESCRIPTION | FUNCTION |
|---|---|---|---|
| 1 | VSS | Ground | 0V (GND) |
| 2 | VDD | Power Supply For Logic Circuit | +3.3V |
| 3 | V0 | LCD Contrast Adjustment | |
| 4 | RS or CS | Parallel Mode: Instruction/Data Register Selection Serial Mode: Chip Select |
Parallel Mode: RS = 0 : Instruction Register RS = 1 : Data Register Serial Mode: Active-high |
| 5 | R/W or SID | Parallel Mode: Read/Write Selection Serial Mode: Data |
Parallel Mode: R/W = 0 : Register Write R/W = 1 : Register Read |
| 6 | E or SCK | Parallel Mode: Enable Signal Serial Mode: Clock |
Parallel Mode: Active-high |
| 7 | DB0 | Parallel Mode: Data Bus Serial Mode: NC |
Parallel Mode: DB0-DB7 |
| 8 | DB1 | ||
| 9 | DB2 | ||
| 10 | DB3 | ||
| 11 | DB4 | ||
| 12 | DB5 | ||
| 13 | DB6 | ||
| 14 | DB7 | ||
| 15 | PSB | Serial/Parallel Selection | PSB=0 : Serial Mode PSB=1 : 8/4Bit Parallel Bus Mode |
| 16 | NC | ||
| 17 | RST | Reset Signal | Active-low RSTB=0,Display Off, Display From Line 0 |
| 18 | Vout | Dual Voltage Output | Available when VDD＝+3.3V |
| 19 | A | Supply Voltage For LED+ | +3.3V |
| 20 | K | Supply Voltage For LED- | 0V |
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LCD12864-ST - 3.3V Blue Backlight (Waveshare)