[time-nuts] GPIB Help?

Chuck Forsberg WA7KGX N2469R caf at omen.com
Mon Nov 14 03:48:21 EST 2011


Yes!  SK4 is the magic jumper.  It is located on the GPIB board facing 
the front.
Stuff works like a champ now.

On 11/13/2011 11:32 PM, Robert Atkinson wrote:
> Hi Chuck,
> Check the archive for "CIL/MATE" Some of these counters used a non standard militarty ATE protocol. There may be an internal switch/link/jumper to change to GPIB.
>   
> Robert G8RPI.
>
>
> ________________________________
> From: Chuck Forsberg WA7KGX N2469R<caf at omen.com>
> To: time-nuts<time-nuts at febo.com>
> Sent: Monday, 14 November 2011, 5:26
> Subject: [time-nuts] GPIB Help?
>
> I have been working on reading data from my Racal-Dana 1992 counter's GPIB.
> I've set the address to 7 and turned on talk only.  According to the manual that
> will start sending data from address 15.
>
> I have installed gpib on an old computer running Fedora 16.  The GPIB board is a
> ISA bus National Instruments GPIB board.  linux GPIB /etc/gpib.conf:
>
> interface {
>          minor = 0
>          board_type = "pcIIa"
>          pad = 0
>          sad = 0
>          timeout = T3s
>
>          eos = 0x0a
>          set-reos = yes
>          set-bin = no
>
>          base = 0x2e1
>          irq  = 7
>          dma  = 1
>
>          master = yes
> }
>
> /* Now the device sections define the device characteristics for each device.
> * These are only used if you want to open the device using ibfind() (instead
> * of ibdev() )
> */
>
> device {
>          minor = 0
>          name = "counter"
>          pad = 7
>          sad = 0
> }
>
> Program to read and display the readings.
>
> #define LL 132
> char line[LL];
>
> main(argc, argv)
> {
>          while (1) {
>                  Receive (0, 15, line, LL, 1);
>                  puts (line);
>          }
> }
>
> The program prints a blank line every few seconds.
> No frequency readings.
>
> What am I doing wrong??
>
> -- Chuck Forsberg WA7KGX N2469R    caf at omen.com  www.omen.com
> Developer of Industrial ZMODEM(Tm) for Embedded Applications
>    Omen Technology Inc      "The High Reliability Software"
> 10255 NW Old Cornelius Pass Portland OR 97231  503-614-0430
>
>
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-- 
Chuck Forsberg WA7KGX N2469R     caf at omen.com   www.omen.com
Developer of Industrial ZMODEM(Tm) for Embedded Applications
   Omen Technology Inc      "The High Reliability Software"
10255 NW Old Cornelius Pass Portland OR 97231   503-614-0430





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