Nokia5110 LCD is the second-hand disassemble screen of Nokia mobile phones. The LCDs sold on this site are all selected for good quality and quality.
The bottom plate is designed for this station. There are positioning holes at the four corners, and the upper and lower rows of wiring ports are provided. The arrangement is as follows:
RST - reset
CE - Chip selection
DC - data / instruction selection
DIN - serial data line
CLK - serial clock line
VCC - power input (3.3v and 5v can be, experimentally verified, no problem)
BL - backlight control terminal
GND - ground
The interface is a serial SPI interface. This station provides 51 single-chip microcomputer and Nios II soft-core driver routines!
If it is not bright, you can try four reverse buckles on the reverse side. After adjusting the position, adjust the position of the screen and the board until the normal ones, then tighten the four reverse buckles.