Joy-it SBC-LCD01, Quick Start Manual

Page: 2 / 7

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2. USAGE WITH THE NODEMCU
1. Connection
2. Code example
The SBC - LCD01 has a logic level of 3.3V, making a NodeMCU recom-
mended for this application. To use a NodeMCU with the Arduino IDE,
you must first add the board. To do this click on
File
→
Preferences
. There you add the following link
Additional board
administrator URLs
.
Now you can download the library in the Arduino IDE. There you go to the
library manager , which you can find under
Sketch
→
Include library …
→
Manage libraries …
. There you install Adafruit ST7735 and ST7789
Library and the Adafruit GFX Library using the search bar. Now you can
download a sample code here , where an image is displayed on the
screen.
Make sure that you select the NodeMCU as board also under
Tools
, as
well as the correct port .
Please note, if you want to upload the code, you have to keep the
flash button pressed!
NodeMCU LCD
D1
(GPIO 5)
DC
D2
(GPIO 4)
RES
D5
(SCLK)
SCL
D7
(MOSI)
SDA
G GND
3V VCC
http://arduino.esp8266.com/stable/package_esp8266com_index.json