Current Parameter; Tx/Rx Data Package Length And Subpackage Method; Chapter 6 Function Description; Fixed Transmission (Hex) - Ebyte E90-DTU User Manual

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5.6 Current parameter

Model
E90-DTU(400SL42)
Note: It is recommended to reserve more than 50% of the current margin when selecting the power supply, which is conducive to

the long-term stable operation of the radio.
internal protection of the device to fail to work. Please ensure the stability of the power supply voltage when using it.

5.7 TX/RX data package length and subpackage method

Model
E90-DTU(400SL42)
Note:
1. If the data received by the radio at a time is greater than the capacity of a single packet, the excess data will be automatically
allocated to the second transmission until the transmission is completed;
2. The data received by the radio at a time cannot exceed the buffer capacity.
Chapter 6
Function Description

6.1 Fixed Transmission (Hex)

During fixed-point transmission, the module will recognize the first three bytes of the received serial port data as:
Address high + address low + channel, and use it as a wireless transmission target.
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Supply voltage（V）
12±1
If it falls below or exceeds the power supply range of the device, it may trigger the
Cache size
Subpackage 32/64/128/240 bytes can be sent by command
1000 bytes
Emission current（A）
2.5~3.5
Subpackage method
setting
E90-DTU(400SL42) User Manual
Waiting current（mA）
45
8