HF-LPT220 Low Power WiFi Module User Manual
Shanghai High-Flying Electronics Technology Co., Ltd(www.hi-flying.com)
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4.
AT+INSTRUCTION INTRODUCTION
4.1.
Configuration Mode
When HF-LPT220 power up, it will default works as transparent transmission mode, then user can
switch to configuration mode by serial port command. HF-LPT220 UART default parameters setting as
below figure.
Figure 20.
HF-LPT220 Default UART Port Parameters
In configuration mode, user can setting the module through AT+instruction set, which cover all web
page setting function.
4.1.1.
Switch to Configuration Mode
Two steps to finish switching from transparent transmission mode to configuration mode.
UART input “+++”, after module receive “+++”, and feedback “a” as confirmation.
UART input “a”, after module receive “a” and feedback “+ok” to go into
AT+instruction set configuration mode.
Figure 21.
Switch to Configuration Mode
Notes:
1. When user input “+++” (No “Enter” key required), the UART port will display feedback information
“a”, and not display input infor++” as above UART display.
