LilyGO has launched yet another ESP32 WiFi & Bluetooth IoT board. As its name implies, TTGO-T-PCIe board includes a mini PCIe socket that coupled with a SIM card socket allowing users to insert a 4G ...

The ESP32 Arduino library has an excellent VFS layer. Even multiple cards can be supported on the SPI bus by specifying the pin number and mount point using the begin() method. and the filenames are ...

It’s supposed to work worldwide, but recently I discovered that while 3G worked fine in Thailand, the card would not support NB-IoT just yet. Arduino SIM Card with Arduino MKR GSM 1400 board and ...

In this project I am using an ESP32 board and a ST7735s LDC display. The goal of this project is to render an image on the display without using an SD card. Firstly, we will put the ESP32 and the ...

Bojan Jurca’s open-source Arduino sketch "Esp32_oscilloscope," transforms any ESP32 board to function as a web-based oscilloscope accessible over WiFi. While the Scoppy project demonstrated the ...

Whether you like Arduino or not, you have to admit that ... 450W power The GSM Shield also includes a Telefonica SIM card that includes a worldwide data tariff which can be used anywhere there ...

The very popular tandem ESP32 and Arduino IDE makes it especially easy to use FreeRTOS for task programming, as it is already integrated into the core libraries. In fact, you may have always used ...

GND is the Ground pin for this module; connect this pin to the Ground pin of the ESP32. RING is the ... of the board we have the sim holder that is a push-to-lock type connector. This means you just ...

After releasing the two brand-new UNO R4 boards only a few weeks ago, Arduino launches yet another board: the Nano ESP32. Based on the ESP32-S3 from Espressif, the new board features 2.4 GHz, 802.11 b ...

Details on the Arduino Cinque are slim at the moment, but from what we’ve seen so far, the Cinque is an impressively powerful board featuring the RISC-V FE310 SoC from SiFive, an ESP32 ...