So recently I wanted to generate two fast (40kHz), phase offset signals with Arduino. I have done various modes of PWM and PPM modulation before, but have not yet tried to generate phase offset signals. Actually there is only one …

Arduino generating two fast phase offset signals Read more »

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I recently had to programm a NEO-6 GPS receiver module for a friend of mine, that needed it to have a specific baudrate and specific NMEA sentences to be sent. The module was to be connected to a ham radio …

Using and programming a NEO-6 GPS receiver module Read more »

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There are many integrated circuit products available for the USB to serial (TTL or RS232) conversion on the market. Serial communication protocols like RS232, RS485, RS422, USART, UART, LIN are still commonly used in industrial and commercial applications where only …

USB to serial (TTL/RS232) converter comparison Read more »

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So today I figured I could update firmware on my ESP8266 to make it useful for work with the arduino uno. The problem with the original firmware is that the serial port baudrate is fixed at 115200 which is way …

ESP8266 update firmware to change the baudrate Read more »

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I have bought a USR-WIFI232-T module, which seems to be identical to HF-LPT100. The main chip is marked with HF so the High Flying may be the original producer. The module is only 22 x 13,5 x 6mm in size and …

USR-WIFI232 wifi to serial module (HF-LPT100) Read more »

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