Beskrivelse PL2303HXD to RS232 TTL Convert Serial Cable Module. The PL-2303HXD is a low cost and high performance USB-to ... But when I wired it as following it worked: DB9 port pin -->Instrument pin ...

[Craig] cracked open a multimeter to unlock RS232 serial communications that can be used for data logging. There’s a couple of things that make this possible. First of all, the multimeter’s ...