grep --tag "IoT" ./posts
# Tag: IoT
Garden Watering Safety: Sensors, Pumps, and Stop Conditions
A pre-automation safety review of M5Stack Unit Watering: calibration, short supervised trials, stop conditions, and unresolved hardware limits.
Air-Conditioner Control Design in One-Degree Steps
An experimental one-degree control policy for one room, separating infrared transmission, assumed state, physical reception, and measured cooling.
Bath Automation Safety: Observe State Before Toggling
Why unknown-state toggles must not be retried, and why an unapproved remote prototype needs observation, explicit stopping, and supervised use.