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Gemini/Nina connection issue
I have now gotten the error message when trying to slew in NINA 'ASCOM Driver Error SlewEquitorialAsync' on several occasions. NINA discord feedback is that this is a connection issue. I have solved it sometimes by rebooting everything, changing where the usb b cable from Gemini plugs into my laptop and/or by changing cables. Last night none of these worked (I didn't have a backup cable).?
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Any suggestions?? |
Hi Jim,
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I tend to plug Gemini into the Thunderbolt (3.1) port, but sometimes into a USB port directly or thru a USB hub. It (and the 2 USB ports) all have the "allow the computer to turn off this device' enabled. The other UBS devices (cameras, focuser) are working. I only have 2 usb ports and the Thunderbolt.?
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The thing that confuses me is it works intermittently. Last night, it slewed to my main target properly the first time, but after I redirected the mount to regain a better guide star, I could not get the mount to slew back to it - but it would slew to a different target. I have gotten this error message before, and rebooting or rerouting the cable solved it.?
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Thx,
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Chuck |
On Sun, Aug 4, 2024 at 02:21 PM, Chuck Schreiner wrote:
Sounds like a communications error between the mount and the PC, but can't tell for sure without seeing the ASCOM driver log for that session:
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What version of the Gemini.NET ASCOM driver are you using? Here are the latest:
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Regards,
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?-Paul
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On Sun, Aug 4, 2024 at 09:44 PM, Paul Kanevsky wrote:
Also depends on how many devices are plugged into the unpowered hub, and how much power they each need. If you have more than one USB device, you should also try a powered hub.
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I was having time out and other serial connection issues in NINA and joined this group because of those issues. I was even getting a warning when I connected. I saw that there is a new beta release on the Gemini-2 downloads site, 1.26, ?that says it addresses the ¡®NINA time warning¡¯.
Hopefully this will do the trick for both of us. |
On Sun, Aug 11, 2024 at 03:20 PM, <jperciac@...> wrote:
The beta was really for a time mismatch warning between the PC and Gemini. Timeout errors are something different and usually indicate communication problems. How¡¯s Gemini-2 connected to your PC?
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I tried a different cable and a different port just now and I get the same error messages when I connect:?
Ascom: mount connected
Ascom: serial port timed out!
Ascom: Gemini not responding! Terminating connection
NINA: Ascom driver error. Unable to connect to Gemini telescope. Reason: device is not connected
NINA: success! Mount connected.?
Ascom: Mount is disconnected Ascom: Connecting to Mount¡
Ascom: Mount is connected.?
what a rollercoaster ride. Is this normal when it connects with NINA? |
That could be if you have another USB/serial device that is responding to initial Gemini commands. When ASCOM driver searches for the correct COM port, it'll try each one in turn. If one of them responds to Gemini "hello" command, the driver assumes it's Gemini. You may want to make sure you use the correct serial port Gemini is connected to, select that COM port in the driver setup, and turn off Auto-Detect Gemini option:
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¿ªÔÆÌåÓýNot normal, I¡¯d say the ASCOM driver may be out-of-date or corrupt. It would be wise to verify all apps that work with NINA and your mount are up-to-date.
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On Sun, Aug 11, 2024 at 06:47 PM, Jim Perch wrote:
I don't see how reinstalling could help, but sure, give it a try. I think you still have a communications problem between the PC and Gemini.
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