Random Tech Stuff

I'm writing this incase anyone else runs into the problem I had with the F5-422 NAS last week. The Terra-master 50TB RAID1 F5-422 NAS  h...

I’ve been thinking about what’s wrong about the Raspberry Pi lately and my wish list for the Pi 4. So I thought I’d put some of my thoughts ...

Navigation equipment from the NASA Apollo space program. The spherical shaped device is the IMU. While reading an interest book recent...

Screen grab from terminal of demo showing the reprogramming of a byte in 'EEPROM' (actually a page in flash memory). Summary: ...

This is a little hack to measure the current use of a battery powered device. I used this in a recent Lidl LED nightlight teardown . These ...

Summary: I picked up some low cost (E8) battery powered / PIR triggered nightlights that were on sale in Lidl. The heart of the device ...

Summary:  This post is an overview of an board I'm developing which encapsulates the RFM69 radio module with a MCU to expose a simpl...

Summary: Many modern digital ICs are interacted with through memory mapped registers. Writing maintainable code demands a header file with ...

In part 1 [1] I described a way of generating nice weight charts from the data stored in the wwdiary [2] weight loss app. I record a dail...

I've been using an excellent Android app called wwdiary  [1] for over two years to lose (and then manage) my weight. The app allows you ...