| This article describes a card with 8 open-collector digital outputs for external connection to a PC serial port. The design of this card is...
| This article describes a card with 8 open-collector digital outputs for external connection to a PC serial port. The design of this card is...
| This transceiver electrically isolates the TxD and RxD lines from the PC, provides an isolated power supply and also looks after the bi-dire...