[PD] comport questions

Hans-Christoph Steiner hans at at.or.at
Thu Nov 29 18:57:51 CET 2012


Post your patch.

.hc

On Nov 29, 2012, at 11:49 AM, Pagano, Patrick wrote:

> Hello
> 
> I have now tried with a projection Design f1 projector and I still cannot get comport to talk to the projector
> I can open the port, I see the device, it accepts settings but when I send the ascii it still has no effect.
> The f1 command is 
> :POWR1'CR'
> [58 80 79 87 49 13[
> 
> Is there some simple way to test this?
> It's got to be me doing something wrong 
> 
> In the cmd terminal I can type> mode com4:19200, N, 8, 1
> And I get the status for the device:
> Status for device COM4:
> -----------------------
>    Baud:            192
>    Parity:          Non
>    Data Bits:       8
>    Stop Bits:       1
>    Timeout:         ON
>    XON/XOFF:        OFF
>    CTS handshaking: OFF
>    DSR handshaking: OFF
>    DSR sensitivity: OFF
>    DTR circuit:     ON
>    RTS circuit:     ON
> 
> pp
> 
> 
> 
> -----Original Message-----
> From: Hans-Christoph Steiner [mailto:hans at at.or.at] 
> Sent: Thursday, November 29, 2012 10:42 AM
> To: Py Fave
> Cc: Pagano, Patrick; pd-list at iem.at; Martin Peach
> Subject: Re: [PD] comport questions
> 
> 
> Yeah, <CR> is most likely carraige return, which is 13 in ASCII:
> 
> http://www.asciitable.com/
> 
> So you need to send something like (ASCII values):
> 
> [13 42 112 111 119 61 111 110 35 13(
> |
> [comport]
> 
> .hc
> 
> On Nov 28, 2012, at 7:21 PM, Py Fave wrote:
> 
>> just to be sure ..
>> CR means carriage return
>> beware with these on windows.
>> 
>> 
>> 
>> 
>> 
>> 2012/11/29 Pagano, Patrick <pat at digitalworlds.ufl.edu>:
>>> Benq says the rs232 is for control
>>> 
>>> this is from the manual
>>> 
>>> Type     Operation    ASCII
>>> Write /Power On/ <CR>*pow=on#<CR>
>>> 
>>> Could the Type? Be preventing it?
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> -----Original Message-----
>>> From: Martin Peach [mailto:martin.peach at sympatico.ca]
>>> Sent: Wednesday, November 28, 2012 5:41 PM
>>> To: Pagano, Patrick
>>> Cc: pd-list at iem.at
>>> Subject: Re: [PD] comport questions
>>> 
>>> On 2012-11-28 17:16, Pagano, Patrick wrote:
>>>> The benq tech says it should work for commands. I am going to try with another projector, but I can't believe they would put in an rs232 port only for firmware upgrades?
>>>> 
>>> 
>>> Dunno. where did you get the command list from? (Stuff like
>>> <CR>*pow=on#<CR>)
>>> 
>>> Martin
>>> 
>>> 
>>>> On Nov 28, 2012, at 3:47 PM, "Martin Peach" <martin.peach at sympatico.ca> wrote:
>>>> 
>>>>> It should work. You could try using a terminal program to manually connect. From skimming the manual for that projector it says the RS-232 is for firmware upgrades only...
>>>>> 
>>>>> Martin
>>>>> 
>>>>> On 2012-11-28 14:34, Pagano, Patrick wrote:
>>>>>> Hi
>>>>>> 
>>>>>> With the recent talk about comport I have tried to use it to 
>>>>>> control a BenQ MX660P Projector and I am having no response from the machine.
>>>>>> 
>>>>>> RS-232 protocol
>>>>>> 
>>>>>> Baud Rate
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> 115200 bps (default)
>>>>>> 
>>>>>> Changeable(2400/4800/9600/14400/19200/38400/57600/115200)
>>>>>> 
>>>>>> Setting in OSD menu
>>>>>> 
>>>>>> Data Length
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> 8 bit
>>>>>> 
>>>>>> Parity Check
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> None
>>>>>> 
>>>>>> Stop Bit
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> 1 bit
>>>>>> 
>>>>>> The command to turn it on is:
>>>>>> 
>>>>>> <CR>*pow=on#<CR>
>>>>>> 
>>>>>> But I am getting no response from the machine.
>>>>>> 
>>>>>> I am using the ascii list of bites to send the message, maybe this 
>>>>>> is incorrect?
>>>>>> 
>>>>>> Perhaps someone may shed some light upon this for me?
>>>>>> 
>>>>>> I am on Windows7, pd 42-5 extended
>>>>>> 
>>>>>> Patrick Pagano, B.S, M.F.A
>>>>>> 
>>>>>> Assistant in Digital Arts and Science
>>>>>> 
>>>>>> Digital Media Projection and Audio Design
>>>>>> 
>>>>>> Digital Worlds Institute
>>>>>> 
>>>>>> University of Florida, USA
>>>>>> 
>>>>>> (352)294-2020
>>>>>> 
>>>>>> 
>>>>>> 
>>>>>> _______________________________________________
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>>>>>> 
>>>>> 
>>>> 
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>>> 
>>> 
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