Reminder: Witty Pi (first generation) has been discontinued, and the newer version is Witty Pi 4.
Witty Pi is small extension board that can add realtime clock (DS1337) and power management to your Raspberry Pi. After installing Witty Pi on your Raspberry Pi, you get some amazing new features:
- You can properly turn on/off Raspberry Pi with single tap on the switch.
- Raspberry Pi and all its USB peripherals get fully power cut after shutdown.
- Raspberry Pi knows the correct time, even without accessing the Internet.
- You can schedule the startup/shutdown of your Raspberry Pi.
Witty Pi supports Raspberry Pi model A+, B+, Raspberry 2B, Raspberry Pi Zero (with pin header soldered) and Raspberry Pi 3B (might need a software update).
You will need to run a simple script to install the support software for Witty Pi. All details could be found in the user manual: http://www.uugear.com/doc/WittyPi_UserManual.pdf
Each Witty Pi package contains:
- Witty Pi board x 1
- CR2032 battery x 1
- M2.5 x 11mm Copper Standoff x 4
- M2.5 screws x 8
Dimension: 65mm x 56mm x 19mm
Weight: 23g (net weight without battery)
LED Indicator: One, for halt and stand by breathing
Connector: 40-pin dual row 2.54 mm pitch female & male header
Battery: CR2032 or CR2025 (for time keeping)
Power In: DC 5V (via micro USB port or white power jack)
Output Current: Maximum 2A for Raspberry Pi and its peripherals
Static Current: < 10mA
Operating Temperature: 0℃~50℃
Storage Temperature: -20℃~60℃
Humidity: 0~80%RH, no condensing
The Software for Witty Pi is written with Bash (Unix shell), and they are tested under Raspbian (Wheezy).
The source code is public on Github: https://github.com/shawnu/Witty-Pi
To install the software, just run these two commands:
pi@raspberrypi ~ $ wget http://www.uugear.com/repo/WittyPi/installWittyPi.sh
pi@raspberrypi ~ $ sudo sh installWittyPi.sh
After the installation is done, reboot your Raspberry Pi and you are set.
To launch the Witty Pi utility, just run these commands:
pi@raspberrypi ~ $ cd wittyPi
pi@raspberrypi ~/wittyPi $ sudo ./wittyPi.sh
More details about software installation and usage could be found on the user manual.
Dear customer, this product is now retired, and we have a newer generation of Witty Pi now: Witty Pi 2