Hello, I was wondering if on my HL7802 which does not support MQTT I can still use TCP to communicate with a mosquitto broker to send and receive data ?

Ok, So it is possible to use TCP to communicate with an MQTT broker. You need this documentation: mqtt-v5.0.pdf (1.8 MB) and maybe Wireshark to see your frames. You will have to make your MQTT request (frame) bit by bit so that the broker understands it then send it via TCP. Try installing an MQTT…

HL7802 - Using TCP for MQTT

IoT Modules HL78

jyijyi September 15, 2022, 9:17am 2

I think theoretically you can do so:

Topic		Replies	Views
HL7800 AWS MQTT Document/Support IoT Modules	2	1167	March 13, 2020
GL8200 (HL8548) MQTT TLS Legacy HL Series	1	1416	July 20, 2016
HL7650 throwing SSL Connection error Legacy HL Series	8	1352	January 2, 2020
TLS/SSL connections with HL7800 Module HL78	1	1894	August 1, 2019
Unable to establish connection to MQTT broker on AWS IoT Core HL78	1	1010	October 3, 2022

HL7802 - Using TCP for MQTT

Related topics