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ESP8266 with OLED 1.4 RED PCB v2.1 Wiring and code

PostPosted: Wed Oct 25, 2017 2:10 pm
by TonyK59
Hello, I have tried a zilion combinations trying to address this LCD. Some refer to it as a ILI9163 board, others as a ST7735 board. Did someone manage to get it to work ? If so, please could you share your wiring diagram and a sample code ? The PIN layouts are very confuing to me (DC, A0, SDA, SCK, ...)

Many thanks for your help !

Tony

Re: ESP8266 with OLED 1.4 RED PCB v2.1 Wiring and code

PostPosted: Thu Oct 26, 2017 12:27 am
by reaper7
TFT ILI9163 and ST7735 are very similar as pcb's, ST7735 is also offered in several variations.
...so, it's not so easy :)

SDA (input data pin) -> must be connected to processor SPI MOSI line (Master Output Slave Input)
SCL (clock line) -> must be connected to processor SPI CLK line
DC (or sometimes A0) -> informs the display that the data or command is sent
CS (chip select) -> informs the display (when this line is LOW) that the information are directed to this device(in this case display)

If You are on arduino, please try this lib (it supports both ILI9163 and ST7735):
https://github.com/Bodmer/TFT_eSPI
You can customize display type and pins configuration inside:
https://github.com/Bodmer/TFT_eSPI/blob ... er_Setup.h

Re: ESP8266 with OLED 1.4 RED PCB v2.1 Wiring and code

PostPosted: Thu Oct 26, 2017 6:24 am
by QuickFix
What display are you referring to exactly? :?
Do you mean a 1.44" SPI TFT 128x128 pixel display?
Do you have a picture or a link to said display?

Re: ESP8266 with OLED 1.4 RED PCB v2.1 Wiring and code

PostPosted: Thu Oct 26, 2017 7:01 am
by reaper7