COMFI-S1
Embedded module. Needs to be integrated.
COMFI-S2
Embedded module. Needs to be integrated.
COMFI-SM
End-user device. Ready to use.
MQTT-SERIAL module provides secure IoT connectivity for any microcontroller-based product. It works even with the smallest 8-bit microcontrollers, which makes it an ideal solution for retrofitting existing products.
| Name | Type | Hardware | Price |
|---|---|---|---|
| COMFI-S1 | module | ESP32 WROOM32 | Contact us |
| COMFI-S2 | module | TI CC3220MOD | Contact us |
| COMFI-SM | device | ESP32 M5Stack | Contact us |
Embedded module. Needs to be integrated.
Embedded module. Needs to be integrated.
End-user device. Ready to use.
| Security | Flash encryption. Communication over TLS 1.2 |
|---|---|
| MQTT servers supported | AWS IoT, Google IoT, Microsoft Azure, IBM Watson, any private MQTT server |
| Minumum requirements for the host MCU | 8-bit, 1k RAM, 2k flash. No dependencies, no dynamic RAM allocations |
| Module provisioning | Over Serial, over WiFi Access Point, over BLE (WROOM32 only) |
| Over-The-Air updates of the module | For volumes over 1000 units, a free installation of a private management dashboard is included |
| Over-The-Air updates of the host MCU | Requires programming connection. Supported MCUs: STM32, AVR |
| Technical Support | Included. E-mail / Phone, guaranteed SLA |
The host microcontroller communicates with the MQTT-SERIAL module via the serial (UART) link, using two simple API functions:
mqtt_publish(topic, data); - publish data to the MQTT server
mqtt_subscribe(topic, func, cbdata); - subscribe to messages from the MQTT server
