Khalid, I hadn't realised that the entire compile/verify and upload file still existed in the bottom IDE window and I have attached the file for Onstep in the attached textfile. Below I also give the

Khalid, I only afterwards noticed that the continuity tests mentioned in my last email were carried out with the 5V power off (LM2596) but the CP2101 was still connected to my laptop via USB. Does thi

Khalid, I do not get 100% appearing after the phrase Using Parser : Raw BINARY statement at the bottom of the IDE window after uploading from the IDE. I spaced out the intervals in the sketch to 1000

Khalid, I uploaded it again to be sure and didn't return the switch to run. Still no blinking (apart from the continuous rapid blinking of the green LED). By the way, when I upload the sketch the foll

Kalid, Yes, I used the Blink sketch you referenced in your email. I connected to the CP2102 and I moved the switch to flash for the upload, then back to run. Gerry

Howard, Good point. I thought I was connected via USB but just realised that Onstep is not showing in the "Currently connected to:" box on the top right hand side of the Ascom dialogue box. I now load

Hi, I am having difficulty entering my site information in the Ascom configurator for Onstep. Entries for Latitude and Longitude and UTC Offset revert to Zero as soon as the curser leaves the box. Wha

Hi, I am having difficulties entering data like date/time and Lat/Long into the OnStep configuration box for ASCOM. Is there a specific way of doing this? Gerry

Howard, Too the best of my knowledge I used Version 2.22 with the configurator. Gerry

Hi, I am doing a Dobsonian conversion using a STM32 Blue Pill kit. I attach a textfile of the ConfigSTM32.h file, and of the Config.h file, if it is any help. There was an alert in the Config.h file s

While verifying the Onstep sketch I get the following error message. 'SerialA' was not declared in this scope How may I deal with this?

I am getting the following error message while compiling Onstep 3.16. 'LEDnegPin' was not declared in this scope Any ideas? Gerry Byrne

Hi, I think I got some dud LV8729 drivers in my kit. They register a voltage out but I cannot adjust Vref using the potentiometer built into them. So I have installed them anyhow and am ordering repla

Khalid, Apologies for mis-attributing the Dob project to you. And thank you for a very helpful response. Gerry

Hi, I seek some guidance on filling in the Configuration Calculator. A: I am converting a Dobsonian mount (for an 8 inch Newtonian) by adding two "gearwheels" using similar radii (similar to Khalid's

Hi, I think I got some dud LV8729 drivers in my kit. They register voltage out but I cannot adjust Vref using the potentiometer built into them. So I have installed them anyhow and am ordering replace

Khalid, Excellent reply. Many thanks. Gerry

Dave, Many thanks for such a prompt and comprehensive response, Gerry

Hi, Working my through soldering up a board (I bought your excellent kit) and I'm sorry but I have four questions. Question 1. When performing a VREF on the Stepper drivers do I need to remove BOTH th

Followed the links to the STM 32 PCB page and tried to place an order for the kit but many parts seem unavailable. Perhaps I'm doing it wrong? Gerry