The SD-card image can be provided upon request, it provides a website for simple configuration, save the low power gadgets's ID timestamp, in SD card, and control the relay.
What would be the software looks like? to-be-continued in next blog, stay tune.
Bill of material:
Raspberry
Pi 2nd-gen, Real
time clock, Piface controller 4-relay 4 I/O, 8G Sandisk card with SDK program
|
1 set
|
Any mobilephone adapter/charger, 5V min. 2A
|
1pc
|
USB
power for Pi
|
1pc
|
USB to
Serial Port
|
1pc
|
USB to
DC2.1 jack
|
1pc
|
Empress EM02-SP reader (serial port)
|
1pc
|
Sport wearable gadgets, or 2.4G low power transponders, Mi-wristband, Hussar
NT02 transponder, jawbone UP24, Fitbit Flex, etc.
|
-
|
- where to purchase the Piface relay board: link
