UUGear Witty Pi 4 - Table of Contents

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UUGear is a trade name of Dun Cat B.V.

Table of Contents

1. Product Overview .............................................................................................................. 1

1.1 Accurate Realtime Clock and ON/OFF Scheduling ................................................ 1

1.2 Temperature Controlled Device .............................................................................. 2

1.3 DC/DC Converter and e-Latching Power Switch .................................................... 3

1.4 Interface Introduction ............................................................................................. 4

2. Specification / Technical Details......................................................................................... 5

3. Package Content ............................................................................................................... 5

4. How Does Witty Pi Work?.................................................................................................. 6

5. Software Installation, Updating and Uninstallation ............................................................. 7

5.1 Install Software ...................................................................................................... 7

5.2 Update Software .................................................................................................... 7

5.3 Uninstall Software .................................................................................................. 7

6. Mounting Witty Pi 4 on Raspberry Pi ................................................................................. 8

7. Software Usage ............................................................................................................... 11

7.1 Write system time to RTC .................................................................................... 11

7.2 Write RTC time to system .................................................................................... 12

7.3 Synchronize time ................................................................................................. 12

7.4 Schedule next shutdown ...................................................................................... 12

7.5 Schedule next startup .......................................................................................... 12

7.6 Choose Schedule Script ...................................................................................... 12

7.7 Set low voltage threshold ..................................................................................... 13

7.8 Set recovery voltage threshold ............................................................................. 13

7.9 Set over temperature action ................................................................................. 14

7.10 Set below temperature action .............................................................................. 14