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Author Topic: Internal Serial Problem  (Read 11573 times)

Bobby

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Internal Serial Problem
« on: April 05, 2017, 12:55:25 PM »
Hoping someone can give me a hint as to why I cannot get a serial hand scanner to work with the on-board serial port.

I have the port configured for "Program Control" and also have all the various com setting correct. When I trigger the scanner I see nothing in the IntSerial.InQueue and also no RX light blink.

If I stick a SERIO card in and use the same setting it works just fine  ???

Am I missing something?

Thanks!

Evilbeard

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Re: Internal Serial Problem
« Reply #1 on: April 05, 2017, 01:10:39 PM »
I believe the serial port has to be set to "General Purpose".

BobO

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Re: Internal Serial Problem
« Reply #2 on: April 05, 2017, 01:11:54 PM »
I'd guess either a busted port, or a hardware handshaking/cable issue.
"It has recently come to our attention that users spend 95% of their time using 5% of the available features. That might be relevant." -BobO

BobO

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Re: Internal Serial Problem
« Reply #3 on: April 05, 2017, 01:12:15 PM »
I believe the serial port has to be set to "General Purpose".

Same thing. Renamed for 2.0.
"It has recently come to our attention that users spend 95% of their time using 5% of the available features. That might be relevant." -BobO

Bobby

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Re: Internal Serial Problem
« Reply #4 on: April 05, 2017, 01:18:19 PM »
I swapped the cpu and am still having the same problem. I can see data in a hyper terminal also with all the same cabling and also serio card is happy...confused as can be haha

Bobby

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Re: Internal Serial Problem
« Reply #5 on: April 05, 2017, 01:36:40 PM »
Okay I figured it out kinda. I swapped the adapter I am using to go from a 9 pin serial to a rj-11 and it now works for both the on-board and serio cards. No clue why it would only work with the serio card on the other one  ::)

Mike Nash

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Re: Internal Serial Problem
« Reply #6 on: April 05, 2017, 02:06:00 PM »
There are differences. I chased this down myself once. See:

http://forum.hosteng.com/index.php/topic,1843.0.html

Post 1 has the pinouts all together. I don't know which adapter you were using, but glad you got it.