Rapid Floating Action Button in Android 2016

Getting the RFAB library to work in Android studio as of March 2016 Hi, this a quick update for any others like me who are trying to get this library up and running in Android Studio. Step 1 Open your build.gradle for your app (Not the project!). At the bottom of the file there should be the dependencies section, in this section insert the following entries: compile 'com.android.support:appcompat-v7:23.2.1' compile 'com.android.support:design:23.2.1' compile 'com....

March 29, 2016 · 2 min · Ben V. Brown

Tntroduction to NMEA2k

NMEA 2000 - Part 1 NMEA 2000 is the new standard that is being rolled out in boating (well has been for a while). This standard is notable as a replacement for NMEA 0183, as it resolves the issues 0183 faced. NMEA 2K is based on the CAN BUS communications platform, this is an awesome as it resolves the main issue of connecting multiple devices on a single bus. Also included in the specifications for the NMEA 2K standard is two styles of wiring (Mid and micro size) with matching connectors....

March 20, 2016 · 2 min · Ben V. Brown

eBike Monitor

eBike monitor The eBike monitor concept is to provide a HUD for the energy information for eBikes. The unit consits of a small colour LCD screen that can be mounted on the handlebars or whereever you wish, and a monitoring pcb that is installed inside of the battery pack. Concept The system works by having the battery monitoring and statistics calculations performed on a small pcb that is mounted inside of the battery pack....

January 6, 2016 · 2 min · Ben V. Brown

HP Smart Array Battery Kit Repair

The HP P4XX The HP P4XX series of RAID controllers are HP’s first PCIe SAS/SATA Raid controllers, and personally I have found them to work excellently for use in my servers (G5/G6 servers). The cards are upgradable to use a 512MB cache and also have a backup battery for the cache (to prevent data loss in power outage). This battery backup unit is my only issue with these raid controllers…...

January 6, 2016 · 3 min · Ben V. Brown

SPI Flash IC Notes

SPI Flash ics SPI Flash chips are a fantastic way to store a medium amount of information for a microcontroller when you dont wish to impliment a whole filesystem layer. This is great for when you do not wish to use a large ram footprint (no large buffer needed!). They can provide relatively high density storage for a low cost, and enable high speed data storage. This page will be updated in future, as my code progresses....

January 6, 2016 · 3 min · Ben V. Brown