when i needed to do gpio from a phone, i used a pic12 with the world’s simplest demodulator… diode to R / C to NPN. my android app produced uh a binary amplitude-shift keying modulated tone.

The ESP32 has been a go-to microcontroller platform for a while now, thanks to its versatile capabilities, integrated Wi-Fi and Bluetooth connectivity, and low power consumption. It’s ideal f… ...

This flip-chip compatible library in Dongbu HiTek 130nm features a fail-safe GPIO, two standard GPIOs, a 5V GPI, and 5V I2C-compliant ODIO. The GFGPIO... You must be registered with the D&R website to ...

STMicroelectronics has added more entry level devices to its STM32F4 microcontroller family. Apart from introducing devices with more memory and extra features, it has also announced STM32F4 MCUs ...