128x64 monochrome graphic LCD based on the ST7565 controller, with a full RGB LED backlight adjustable via PWM. Daylight-readable dark-on-light pixels; includes a 4050 level-shifter IC for 5V MCU compatibility. Mounts via four holes; 11-pin 2 mm pitch breakout.
Chip select input, low active, from TG12864H3-03A interface description.
Reset input, low level executes initialisation.
Register select input: high selects display data, low selects control data.
Serial input clock for the ST7565 LCD interface.
Serial input data for the ST7565 LCD interface.
Logic power supply.
Ground reference.
Cathode of LED backlight.
Anode of LED backlight.
| Pin | Position | Type | Function | Voltage |
|---|---|---|---|---|
| /CS | 1 | control | Chip select input, low active, from TG12864H3-03A interface description. | |
| /RST | 2 | control | Reset input, low level executes initialisation. | |
| A0 | 3 | control | Register select input: high selects display data, low selects control data. | |
| SCLK | 4 | signal | Serial input clock for the ST7565 LCD interface. | |
| SID | 5 | signal | Serial input data for the ST7565 LCD interface. | |
| VDD | 6 | power | Logic power supply. | 3.0V per TG12864H3-03A interface table. |
| VSS | 7 | ground | Ground reference. | 0V |
| K / LED- | 8 | ground | Cathode of LED backlight. | 0V |
| A / LED+ | 9 | power | Anode of LED backlight. | +3.0V per TG12864H3-03A interface table. |
SPI · I2C · 3.3 V · 3.3 – 5 V · Breakout
Adafruit describes product 398 as a 16x2 RGB backlight LCD using digital pins for LCD control and PWM pins for the backlight; the product…
Module pins: VDD, A / LED+, VSS, K / LED-, SCLK, SID. Schematik maps them to your board in the app.
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