Zhejiang Lierda Internet of Things technology Co. Ltd LSD4WN2L917M90 ユーザーズマニュアル
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the current data transmission results and other details.
The module supports operating mode and sleep mode. The user enters or
exits sleep mode by controlling the WAKE pin. The working mode is
subdivided into two sub-modes.The user selects the sub-mode through the
MODE pin, and the working sub-mode is defined as shown in Table 3-1.
Table 3-1 Work mode of module
work mode
description
transparent
transmission
mode
Forward user data. You can choose the details of the output, etc., to
facilitate debugging
command mode
Read the status or configuration parameters through the AT command.Some
parameters need to use the save instruction and reset to take effect.
3.1.1 Command mode
In the command mode, the user can send AT commands through the serial
port to access the module. The client sends an instruction to the module,
which parses the received command and returns a command response frame
indicating the execution result of the received command.
2 完成后,再处理这个模
式切换请求。
3.1.2 Transparent transmission mode
In transparent transfer mode, the module forwards user data directly.If you
turn on the ADR mechanism of the LoRaWAN network, a simple flow control
mechanism is introduced in order to ensure the reliability and integrity of the
data transmission because the maximum data length of each empty port