basement watchdog special plus connect monitoring protocol
Basement Watchdog Special+ Connect
BWSP-A
Non-standard use of USB A for 5v TTL serial
Pinout:
Red: 5V (BWSP-A controller provides)
Green (D+): TX
White (D-): Unused
Black: GND
1200 8N1
System Status:
00= ok/normal
01= pump activated
08= battery
09= battery, pump activated
19= no battery/disconnected, pump activated
20= power fail - automatically resets back to 00 when ac restored
21= power fail, pump was activated - automatically resets back to 01 when ac restored
48= battery
49= battery, pump activated
58= no battery/disconnected
59= no battery/disconnected, pump activated
Charge Status:
6= charged
4= float
3= trickle
2= charge off/operating
Sample messages:
1420 4 00
1360 4 00
Battery Voltage, Charge Status, System Status