HP-IL/RS232C Interface

From: Joe <rigdonj_at_intellistar.net>
Date: Fri Dec 10 19:08:20 1999

At 02:34 PM 12/10/99 -0800, you wrote:
>
>
>On Fri, 10 Dec 1999, Joe wrote:
>
>> >I would certainly appreciate a copy of the manual. Seems like I picked
>> >up an ISA HP-IL card a while back and the software to drive it, too.
>>
>> Those are cool but they only run on a slow PC ( <~30 MHz).
>
>Clock or bus?

   Clock. I'm not sure what buss speed I've run them at, it's not
adjustable in my PC.

>
>> If
>> >I interpret correctly, you are telling me that the HP-IL/RS-232C
>> >Interface is a receive only device, or am I misreading you.
>>
>> You can consider it recieve only but it recieves from either side! Then
>> it transmits out the opposite side.
>
>Gotcha!
>
>> It can be both a talker and a reciever but it has no controller
>> capability. It's used as a translator between HP-IL loop and RS-232 bus. It
>> can send data either way but you have to have some sort of a HP-IL capable
>> computer to act as the IL loop controller. For example you can use a HP
>> calculator with the IL interface and this device to drive a RS-232 printer
>> or you could use them to operate a meter with a RS-232 inteface (both
>> sending and receiving). But you can't use a computer with a RS-232
>> interface and this to run HP-IL equipment like a HP 3468 meter.
>
>OK, I think I have the picture now.

    Good.

    Joe
Received on Fri Dec 10 1999 - 19:08:20 GMT