PCF8574 library. i2c digital expander for Arduino, Raspberry Pi Pico and rp2040 boards, esp32, SMT32 and ESP8266. Can read write digital values with only 2 wire. Very simple to use and encoder support ...
HackBat is an open-source hardware pen-testing device designed for hackers and makers and equipped with a Raspberry Pi RP2040 microcontroller, an ESP8266 WiFi module, a sub-GHz RF transceiver, NFC, an ...
As seen in James Bond movies, audio spy bugging devices are used by intelligence agents in different parts of the world. These devices can help hear conversations from a distance. Their size is ...
The code card runs a ESP8266 Wi-fi microcontroller chip. The ESP8266 low-cost Wi-Fi microchip comes with full TCP/IP stack and microcontroller capability, produced by manufacturer Espressif Systems.