Table of Contents

Gravitymon Gateway

Gravitymon gateway is used to collect data from gravity/pressure devices via WiFi or Bluetooth and then forward that data to the remote services. Both the Gravitymon and Pressuremon projects are supported.

 

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Service logos

Service integration

A number of popular brewing software are supported and validated, Most of these will work with limited setup.

Examples include; Brewfather, BrewSpy, Brewers Friend, Fermentrack, Ubidots, Thingsspeak and Home Assistant.

Format editor

Customize data sent

There is a built editor to allow you to customize the data format that is sent to external services. This makes it possible to support any external service without the need for software changes. HTTP, HTTPS, MQTT, InfluxDB is built into the software.

Features

Easy configuration

You can easily access the web based configuration and configure the device

Multiple endpoints

The device has the possibility to send data to 5 different endpoints at the same time

Web Protocols

Support web standards for sending data; HTTP (Post/Get), MQTT and Influx DB v2

Open Source

Fully open source, free to use and modify in aligment with the MIT licence

RESP API

Standard REST API for scripted interaction with the device

Updates

Software can be updated over web interface

Backup & Restore

Save your configuration and restore if needed

Wifi Direct

Create Access Point so devices to connect directly with gateway.

WiFi Scan

Scan and connect to the strongest WiFi Access Point (AP)

Bluetooth

Multiple bluetooth receive options

SG

Gravity Data

Support gravity devices (iSpindle / Gravitymon)

PSI

Pressure Data

Support pressure devices (Pressuremon) 0.7+

TFT with Touch

Touch enabled screen 0.8+

SD Card

Logging of data to SD card 0.8+

Format Editor

Easy customization of data sent via editor

Backup & Restore

Save your configuration and restore if needed 0.8+

Resources

Firmware
UI
Documentation
Homebrew Talk
Web Flasher

Board options

 


Board:
esp32 pro
esp32 s3 pro
esp32 s3

Manufacturer:
lolin
lolin
waveshare

Flash:
firmware32pro.bin
firmware32s3pro.bin
firmware32s3wave.bin

Latest version:
v0.8.0
v0.8.0
v0.8.0

TFT:

TFT model:
Lolin 2.4"
Lolin 2.4"
Built-in

SD (Storage):

Bluetooth:

HTTP Post:

Gravitymon (HTTP):

Gravitymon (BLE):

Pressuremon (HTTP):

Pressuremon (BLE):

Chamber ctrl (BLE):
(Log only)
(Log only)
(Log only)

TILT (BLE):
(Log only)
(Log only)
(Log only)

TILT PRO (BLE):
(Log only)
(Log only)
(Log only)

RAPT v1 (BLE):
(Log only)
(Log only)
(Log only)

RAPT v2 (BLE):
(Log only)
(Log only)
(Log only)