hello,
I am using DB9 to DB15 serial cable inorder to reader one byte character send from the circuit I have designed, but I cannot read from the serial port why?
suneye
0
Newbie Poster
rubberman
1,355
Are you sure your cable is wired correctly? Try plugging a null-modem adapter into one end or the other.
suneye
0
yes it is wired correctly, I tried it on my freinds computer using DB9 to DB9 serial cable,but when i used BD9 to DB15 I couldn't get a signal
JorgeM
966
To validate your wiring, do you have an adpater to convert your cable back to DB9 on the DB15 side to ensure data can flow through?
suneye
0
no I don't have,but can i change the wiring in the DB9 adapter so that data could be transmitted through the DB15 adapter?If yes please let me know how I must wire the DB9 adapter
Be a part of the DaniWeb community
We're a friendly, industry-focused community of 1.18 million developers, IT pros, digital marketers, and technology enthusiasts learning and sharing knowledge.