Finally, just before the years’ end, we made the giant leap of constructing our first LightSaga clock (Technically it is the second if you count the original iteration made of wood). A lot of small steps were required to finally get to this point and we still need to assemble the other 19 out of our …
All posts tagged Spark Core
Allow me to Interrupt
Recently I had some problems with my I2C brightness sensor on my clock. It messed up the main routine of smoothly drawing the clock at a rate of 30 updates per second. Analog was a solution to this, but it didn’t solve the main problem of the design. Interrupts where the way to go if I …
Brightness, Analog > Digital
One of the annoyances with my led clock has been that it is too bright during the evening. But, that can be easily solved by adding some kind of brightness control… This is the tale of that feature. So, brightness control. There’s an awesome digital light sensor that can give you resolutions up to 16 bits …