Do you need to receive an acknowledgement after each command? Maybe that's
why you need to send commands twice. I worked with a controller that read a
byte and echoed it back and I seem to remember similar problems then.
-Andy Kronquist
Outboard Marine Corp.
----- Original Message -----
From: Cornelius, Hal (RPI) <CorneliusHE@navair.navy.mil>
To: <vrf@lvld.hp.com>
Sent: Friday, September 24, 1999 4:23 PM
Subject: vrf RS-232 control of power controller
> I am trying to control a Pulizzi Intelligent Power Controller over RS-232.
> Has anyone used this system before? I am having to send the command twice
> before I get a response.
>
> Hal Cornelius
> Research Planning Inc
> China Lake. Ca.
> ---------------------------------------------------------------------
> This is the "vrf" maillist, managed by Majordomo. To send messages to
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> If you need details, just send a message containing the text "help"
> to "vrf-request@lvld.hp.com".
> ---------------------------------------------------------------------
---------------------------------------------------------------------
This is the "vrf" maillist, managed by Majordomo. To send messages to
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If you need details, just send a message containing the text "help"
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---------------------------------------------------------------------
why you need to send commands twice. I worked with a controller that read a
byte and echoed it back and I seem to remember similar problems then.
-Andy Kronquist
Outboard Marine Corp.
----- Original Message -----
From: Cornelius, Hal (RPI) <CorneliusHE@navair.navy.mil>
To: <vrf@lvld.hp.com>
Sent: Friday, September 24, 1999 4:23 PM
Subject: vrf RS-232 control of power controller
> I am trying to control a Pulizzi Intelligent Power Controller over RS-232.
> Has anyone used this system before? I am having to send the command twice
> before I get a response.
>
> Hal Cornelius
> Research Planning Inc
> China Lake. Ca.
> ---------------------------------------------------------------------
> This is the "vrf" maillist, managed by Majordomo. To send messages to
> this maillist, just email to "vrf@lvld.hp.com". Subscriptions and
> unsubscriptions are done through the address "vrf-request@lvld.hp.com".
> If you need details, just send a message containing the text "help"
> to "vrf-request@lvld.hp.com".
> ---------------------------------------------------------------------
---------------------------------------------------------------------
This is the "vrf" maillist, managed by Majordomo. To send messages to
this maillist, just email to "vrf@lvld.hp.com". Subscriptions and
unsubscriptions are done through the address "vrf-request@lvld.hp.com".
If you need details, just send a message containing the text "help"
to "vrf-request@lvld.hp.com".
---------------------------------------------------------------------
Has anyone used this system before? I am having to send the command twice
before I get a response.
Hal Cornelius
Research Planning Inc
China Lake. Ca.
---------------------------------------------------------------------
This is the "vrf" maillist, managed by Majordomo. To send messages to
this maillist, just email to "vrf@lvld.hp.com". Subscriptions and
unsubscriptions are done through the address "vrf-request@lvld.hp.com".
If you need details, just send a message containing the text "help"
to "vrf-request@lvld.hp.com".
---------------------------------------------------------------------