Advanced Features; Heartbeat Package And Registration Package; Heartbeat; Registration Package - Ebyte EBT3002 T6 User Manual

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Chengdu Ebyte Electronic Technology Co., Ltd.

5. Advanced features

In client mode, users can choose to send heartbeat packets and customize the heartbeat packet

time. Heartbeat packets can be selected from two modes: network heartbeat packets and serial

heartbeat packets. It supports sending in hexadecimal and ASCII codes. This heartbeat packet is not

an MQTT heartbeat and needs to be turned off when using the MQTT client mode. MQTT heartbeat

can only be configured under the "MQTT parameter configuration" column for "heartbeat cycle".

The MQTT heartbeat packet content is constrained by the protocol and is not open for configuration.

It is recommended not to configure it for less than 60 seconds, for example, in Alibaba Cloud

manuals, it is recommended to use 120 seconds.

Heartbeat packet sending mode:

1. The default is to turn off heartbeat packet mode.

2. Serial mode ->The device sends heartbeat content to the serial bus according to the set

heartbeat time interval.

3. Network interface mode ->The device sends heartbeat content to the network interface bus

according to the set heartbeat time interval.

Custom heartbeat packet content (supports up to 40 bytes of ASCII data and 20 bytes of HEX

data)

Customize the heartbeat packet sending interval. When set to 0, turn off the heartbeat packet

function. When set to a value greater than 0, turn on the heartbeat packet function. When turned on,

the range can be set to (1-65536) seconds, with a default value of 0.

In client mode, users can choose to send registration packages and customize the registration

package time.

The registration package supports the following modes:

1. Send MAC address (OLMAC) when establishing a connection between the network and the

EBT3002 User Manual

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