Tag: cp2102

USB to serial (TTL/RS232) converter comparison

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

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USR-WIFI232 wifi to serial module (HF-LPT100)

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

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Relay control by PC, using RS232 converter CP2102

It is pretty easy to control a single relay using a PC by USB. I used a USB to RS232 (TTL) converter using CP2102 chip which has a DTR line output available and a board with relay. The relay board

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