Tag: OLED

There are several situations where using an RTC could adversely affect your project by increasing cost, size, time accuracy or IO requirements. To prevent this, especially in ESP/WiFi-based or other clock-reliant projects, makers usually turn to obtain time information from NTP servers....

A simple add-on for mobile phones to enable SMS-like messaging in a group when outside cell coverage, or in disaster scenarios. This is a fairly simple add-on for mobile phones to enable SMS-like messaging in a group when outside cell coverage, or in disaster scenarios. It utilises...

DM-OLED24-659 is a 2.42" 128x64 Yellow Graphic OLED Display Module with support for SPI, I2C Main features 2.42" 128 X 64 Pixel CPU Interface: MCU、4-Wire SPI、I2C Drive IC: SSD1309 Display Colors: Monochrome(Yellow) Display Mode: Passive Matrix OLED The...

Last time we examined how to build  a DIY Reflow Oven controller using the Tiny Reflow Oven Controller v1 by Rocket Stream. However, Rocket Stream recently released the Tiny Reflow Controller V2 and for today’s tutorial, we will attempt to build this second version. The Tiny Reflow...

The Adafruit Mini PiTFT - 135x240 Color TFT Add-on for Raspberry Pi is your little TFT pal, ready to snap onto any and all Raspberry Pi computers, to give you a little display. The Mini PiTFT comes with a full color 240x135 pixel IPS display with great visibility at all angles. The TFT...

20x4 character alphanumeric I2C OLED shield for Arduino MKR series. It provides high quality OLED screen to the newest Arduino platform. With 3.3V operation you can power your project from lithium battery. This is a bright and wide temperature range OLED that works below freezing,...

Visualizations are an important part of a music player. They provide the user with something to feast their eyes on especially when the music has no video. For today’s tutorial, we will build a visualization device, capable of providing a visual representation for any kind of music...

A volume unit (VU) meter or standard volume indicator (SVI) as it's sometimes called, is a device which displays the audio signal level of an audio signal. It is essentially a basic voltmeter (fitted with transducers to convert sound to voltage) that takes a simple average of the...