RS232 Interface Circuit Descreption MAX232 from Maxim Corp. is a line driver IC for RS232 Interface, MAX232_TX and MAX232_RX is connected to Rx and TX pins of UART1 on ATMEGA256. T1Out and R1In is ...

Play music with the Arduino received in real time on its serial port. This project (which is entirely useless and just for fun) consists in sending a 8-bit WAV file by the emulated serial port from ...

To do so, the Arduino was set up to monitor the BUSY line on the printer’s parallel port, setting the CTS line active whenever the busy line was inactive.

Claimed as easy to use, the E5805A USB-to-RS232 interface can connect up to four RS232 test instruments to the USB port on a personal computer at baud rates up to 230 Kb/s per serial port.

[Hounjini] was poking around at the Game Boy Advanced bus of his Nintendo DS lite and figured out how to use it to connect an Arduino to the DS. For testing he’s soldered an IDC plug to the c… ...

A clever way to consolidate enough power from the TX data and handshake lines on an RS-232C port to run a small circuit. The typical RS232 transceiver interface IC found in many embedded systems ...

MKR IoT Carrier is an IoT interface and peripheral board for Arduino’s MKR WiFi 1010 single-board computer. Also know as the Oplà interface, it includes: sensors for temperature, humidity, barometric, ...