A small ESP32 C3 board for the price of ~€5.40 in April 2024, excluding shipping. It requires little space and has an external antenna. Additionally, there is a LiPo charger on board. Facts Description Value Processor ESP32-C3 SoC RISC-V WLAN 802.11 b/g/n 2.4Ghz Bluetooth 5.0 DeepSleep Power Consumption 44 uA SRAM 400KB FLASH 4MB Chip Model ...
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A small ESP32 C3 board for the price in 04/2024 of around ~3€ without shipping. For smaller projects, the board should be sufficient, but it offers many advantages of the ESP32 such as WLAN and Bluetooth. Facts Description Value Processor ESP32-C3 Risc-V WLAN 802.11 b/g/n 2.4Ghz Bluetooth 5.0 DeepSleep Power Consumption 43 uA SRAM 400KB FLASH 4MB Chip Model ESP32C3FN4 ...
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I've just connected a node to GPS and was looking for some great projects when I found this little beauty. The T-Beam from Lilygo has everything to make a location hunter happy. In addition to GPS, it also has a LoRa chip and a slot for an industrial battery. What more could you ask for.
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An ESP32, a display, what more could you want. This is how the LilyGo ESP32 OLED board introduces itself, or something similar. It's relatively short and just about fits on a breadboard with a row to spare on each side. Facts General Description Value Processor ESP32 Flash [MB] 16 USB CP2102 Display SSD1306 Lipo Connector [mm] JST 2x ...
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A plant stake with ESP32 and a few sensors. What it can do, you'll find out in the post.
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I have described how to install the PlatformIO IDE in the relevant report. This section is about using it for the ESP8266. I am using a NodeMCU V3 for hardware.
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While browsing the web, I came across an interesting library. The Fauxmo library is intended for connecting the ESP8266/32 to an Alexa. The library simulates a Philips Hue device, which can be controlled directly via Alexa. It doesn't require any additional services or other skills.
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The combination of an ESP module and an add-on board makes the construction both very small and quite inexpensive (~€1). Nevertheless, this variant offers more connection possibilities than, for example, the ESP01 module.
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With the help of this add-on board, the Arduino can communicate via Wi-Fi. The board has an ESP8266 microcontroller on board, which can handle the network communication. Upon delivery, the ESP should have firmware from AI Thinker installed. How to find this out and much more I have summarised so compactly in this post. On the web…
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The WeMos D1 R32 is an ESP32 housed in an Arduino Uno form factor. It looks like an Arduino, but its I/Os only operate at 3V instead of the usual 5V. This can lead to incompatibilities with expansion boards (shields). The price is under 5 Euros on fast shipping sites like AliExpress. The board features all the advantages of the ESP32 processor…
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