Display QR code on OLED using Arduino or ESP8266
Want to show QR code on OLED Display using Arduino or NodeMCU? In this tutorial, we will learn how to generate QR code in Arduino and show on OLED Display.
OLED Display
I2C OLED Display not working? 7 things you should check before considering it dead
Is your brand new I2C OLED display not working? Don’t worry. Previously, we studied the interfacing of an OLED display with NodeMCU in the post mentioned here. Now, sometimes it may happen that due to some basic errors, the display may not work. Here, in this guide, I will describe the maximum possible issues that can …
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How to interface I2C OLED display SSD 1306 with NodeMCU
We have seen that we can interface a fingerprint scanner with NodeMCU is this post. Now, in this post, we will interface I2C OLED display with NodeMCU. This OLED display module is SSD1306. The resolution of the SSD1306 OLED display is 128 x 64. You can find the basics of OLED display here. SSD1306 OLED Display This OLED …
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