Garden Water Timer BQ05 Valve
Garden Water Timer BQ05

Available from:

GPIO #Component
GPIO00 User
GPIO01 User
GPIO02 User
GPIO03 User
GPIO04 User
GPIO05 User
GPIO09 None
GPIO10 None
GPIO12 User
GPIO13 User
GPIO14 User
GPIO15 Relay1
GPIO16 Relay2
FLAG Analog



Remove front cover of device

  1. Remove the plastic bezel
  2. Remove 3 phillips head screws to access the control board
  3. Solder pin header (see images)

The pin order is 3.3V,TX,RX,GND

When flashing you must power on the device whilst holding down the reset button for 3 seconds or so.


Control Board - Front Control Board - Back Inside of Irrigation Controller