[APBeta] ETX Telescope control

[Paul Rodman]

On Jun 30, 2009, at 6:18 AM, Luis Batanero wrote:

> At 15:50 28/06/2009, you wrote:
>
>> On Jun 28, 2009, at 3:37 AM, Luis Batanero wrote:
>>
>>>  testing the control of the telescope ETX-70AT, I noticed that I
>>> can not connect. Noting that sends commands to the window I see the
>>> data stream that sends #: GVN #, #: GR #, etc..
>>>
>>>  The correct commands are not prefixed with #. The # sign is used
>>> as a suffix
>>>
>>>  The correct commands are: GVN #: GR #, etc..
>>>
>>>  This is a bug in the program, i think.
>>
>> I'll check into this. However, note that the Meade command protocol
>> does not stipulate that commands _start_ with "#", only that they
>> _end_ with "#". If you are sending commands, however, it's always a
>> good idea to start by sending a "#" in case the the previous ending
>> "#" didn't make it to the scope. The Meade controller ignores  
>> multiple
>> "#"s.
>>
>> Paul R.
>>
> Yes, you are right, tested on version 1.6 and works with #, whereas  
> in the Beta version does not get all the characters, you lose the  
> last two (including the # final) and sometimes do not receive  
> anything. There is a serious problem with the serial communication  
> in the version beta.
>
> Luis,

I guess I'll have to hook up my ETX and see if I can reproduce the  
problems.

Paul R.