Digital LCD Matrix Nokia Display Module oled (Cod: AB0309)

Dot Matrix Digital LCD Display Module
Monitor White Backlight Adapter PCB
84x48mm Nokia 5110 Screen for arduino Controller
"LIGHT" linked with GND, the backlight to be lit.
Need you to compress the screen and PCB tighter, might got loose after the delivery.
Use a 3.3V controller, otherwise the display could be quite vague.
Power supply voltage:2.7V-3.3V, 5V is OK, but part of the screen becomes black when tested
Data interface level:2.7-5V
Backlight power supply voltage: Highest 3.3V
Module size:43.6mm x 43.1mm (width X height)
Installation diameter:2mm
Backlight: White

1 RST--

• reset

2 CE-----chip selection
3 DC-----data/commands choice
4 DIN-----serial data line
5 CLK-----serial Clock Speed
6 3.3V-----VCC
7 LIGHT--

• backlight control terminal

8 GND-----power negative

• -

• -

002