Useful for field installations and projects where RS232 serial is coming from something other than a DB9 cable. Serial Communication - Basic tutorial on serial communication implemented on logic-level ...
Beskrivelse PL2303HXD to RS232 TTL Convert Serial Cable Module. The PL-2303HXD is a low cost and high ... But when I wired it as following it worked: DB9 port pin -->Instrument pin pin1 TxD- -----> ...