Designing with an inverted-F 2.4 GHz PCB antenna
RF

Designing with an inverted-F 2.4 GHz PCB antenna

PCB design guide for an inverted-F 2.4 GHz antenna from Silicon Labs. One of the main reasons to use a PCB antenna is to reduce cost. Since the antennas are printed directly on the board, they are generally considered to be free. On boards with room to spare, this will be true. On...

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Espressif Announces the 
Release of ESP32-S2 Secure Wi-Fi MCU
IC

Espressif Announces the 
Release of ESP32-S2 Secure Wi-Fi MCU

Espressif announces the release of the 
ESP32-S2 Secure Wi-Fi MCU, which is a highly integrated, low-power, 2.4 GHz Wi-Fi Microcontroller SoC supporting Wi-Fi HT40 and 43 GPIOs. Based on Xtensa® single-core 32-bit LX7 processor, ESP32-S2 can be clocked at up to 240 MHz. ESP32-S2 is...

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WiGPSFi – ESP8266 + GPS module
Mcu

WiGPSFi – ESP8266 + GPS module

euerdesign.de has connected the ESP8266 to an GPS and a SD-Card to scan networks – coded a MySQL-DB with some PHP parsers and dynamic maps – and get fascinated by all the 2,4 GHz radiation arround him. In this blogpost, you can only read about finding and printing out maps with...

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nRF24L01+ 2.4 GHz wireless connectivity with the TinyK20 board
Mcu

nRF24L01+ 2.4 GHz wireless connectivity with the TinyK20 board

Erich Styger show us how to connect nRF24L01+ transceiver module with tinyK20 Board and how to use the command line to communicate with it. He  writes: I’m using the tiny and inexpensive Nordic Semiconductor nRF24L01+ transceiver (see “Tutorial: Nordic Semiconductor nRF24L01+...

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