I take full responsibility for my stupidity ;)

Yeah, perf board soldering can be quite tedious. It really cheap now to get PCBs made.

Hmmm, just write a 0x00 to reg 0x6b and start reading the data hoping for the best? :) You could build a test rig and do calibrations whilst moving in...

Glad it worked.

Thanks. I goofed on the link copy :)

Happy Canada day Bill. I hope it brings you many "round" wheels. ;)

A very small update to my project.

Very nice Shane.

Just place them under you include section then just use them like you would a function. i.e. int dec_val = bcd2dec (0x25);

These are macros I did for bcd translation from a pic controller project I did. They should work. #define bcd2dec(bcd_in) (bcd_in >> 4) * 10 + (...

Glad it worked. After you said it worked on startup and not after, I had an oh yeah moment.

Nice layout.

Try this before your requestFrom call in loop ( ): Wire.beginTransmission (ds3231_address); // Set device to start read reg 0 Wire.write ((byte) 0...

It's been a long time since I did any win forms, all C#. I had a couple of large apps back in like 2004, they are now WPF and I only support the backe...

Worth a try. Are you using pull-ups on the I2C bus? I have learned by lots of errors that it's better to than not.