User Manual

High-Flying
HF-LPT200 Low Power WiFi Module User Manual
Shanghai High-Flying Electronics Technology Co., Ltd(www.hi-flying.com) - 29 -
4. AT+INSTRUCTION INTRODUCTION
4.1. Configuration Mode
When HF-LPT200 power up, it will default works as transparent transmission mode, then user can
switch to configuration mode by serial port command. HF-LPT200 UART default parameters setting as
below figure,
Figure 24. HF-LPT200 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 25. 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 information”+++” as above UART display.