IoT/2025

iGro Watering System

The iGro Watering System is AgGen’s edge irrigation controller: a main pump and up to four valves, pressure safety, local TFT/keypad UI, and Azure IoT connectivity for modes, schedules, special control, and OTA—so growers water with precision from the field or the cloud.

Problems

Farms needed compact watering hardware with pressure safety and reliable schedules—even when the network is unreliable.

Solution

Local schedule and special modes with make-before-break valve overlap and pressure cutoffs, plus MQTT twin/direct methods for cloud control and OTA.

Outcomes

Valve channels

Pressure

ADS1115 safety

Offline

RTC + LittleFS

IoT devices

One device. Hardware in the field.

01Edge hardware · watering

iGro Watering System

ESP32 watering controller for the farm—main pump and up to 4 valves, ADS1115 pressure cutoffs, TFT/keypad local UI, DS3231 RTC + LittleFS offline state, and Azure IoT MQTT D2C/C2D for modes, schedules, special control, and OTA.

01
Main pump + up to 4 valves (15 bitmask combinations)
02
ADS1115 pressure cutoffs and make-before-break overlap
03
TFT/keypad local UI with DS3231 RTC + LittleFS
04
Azure IoT MQTT D2C/C2D for modes, schedules, and OTA

Engineered with

ESP32Azure IoTADS1115MQTT

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