Thank you, Ron.

@will Knowledge, experience and capability: my aspiration!

@davee Thank you for your suggestions, Dave.

I was taught, many years ago, that the term 'twitch' - as applied to wire - meant a simple twist to secure plain wire, for example fencing wire, often...

My 'twitching' method was as follows: bare the end of the insulated wire; thread it through the respective hole in the card shield; carefully 't...

Yes, Ron, those photos showed my XC-3852 before I attached my wires. Thank you for the examples of mounting techniques - I'll delve further for more ...

Brief update: after completing the above pair of tests, I left Arduino work for a while, then thought I'd better try those tests again to check the re...

Thank you to all those who have responded since my last post (at 1:15 am - Forum local time, not ours!). Referring to the first attachment (below), ...

@will Thank you, Will. I think I'll try some new hardware, as you suggest, although one thing that concerns me is the potential for loose connection...

I attach photos of each side of the XC-3852 micro SD card shield I am using. I am using Windows 10 OS. I have copied a Word file to the SD card an...

Just confirming, Will, that I am running the SD codes without any alteration other than CS/SS pin assignment.

Thank you for your response, Will. My wiring connections are as follows: SD shield 5v to Arduino 5v (I have also tried 3.3v to 3.3v) SD shiel...

I am not sure whether this is the best place for this post, but I've done quite a bit of research since beginning my project and while I wait for mai...

@inst-tech Thank you, Louis.

@ronbentley1 Thank you, Ron. Steep learning curve indeed!