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HF-LPT270 Series Wi-Fi&BLE User Manual
Pin
Describtion
12 Multi-Function
13
Wi-Fi Status
14
15
+3.3V Power
16
Ground
17
18
Ground
-0 use external IPEX antenna.
-2 use antenna PAD out, there is two pins can be used, recommend to use PIN17.
<Notes>
I — Input；O — Output
PU—Internal Resistor Pull Up； I/O: Digital I/O； Power—Power Supply
nReload Pin (Button) function:
When this pin is set to "low" during module boot up, the module will enter wireless
1.
firmware and config upgrade mode. This mode is used for customer manufacture.
See Appendix to download software tools for customer batch configuration and
upgrade firmware during mass production.
After module is powered up, short press this button (0.2s < "Low" < 1.5s) and loose
2.
to make the module go into SmartBLELink config mode, waiting for APP to set router
SSID and password, config module connect to router.
SmartBleLink BLE method config, may use AT+SMARTCONFIG to choose other
config mode(SmartLink V8 and SmartAPLink).
See Appendix to download SmartBLELink, SmartLink V8 and SmartAPLink APP
After module is powered up, long press this button ( "Low" > 4s ) and loose to make
3.
the module recover to factory setting.
Shanghai High-Flying Electronics Technology Co., Ltd(www.hi-flying.com)
Net Name
Signal
nReload
nLink
NC
VDD
GND
ANT
GND
Figure 2.
HF-LPT270-0(F)-2 Antenna PAD Out
Type
GPIO4, PWM2
I,PU
Detailed functions see <Notes>
GPIO3, PWM3
"0" – Wi-Fi connect to router
O
"1" – Wi-Fi unconncted;
Detailed functions see <Notes>
GPIO5
Power
Power
Signal Only -0 and -2 have these two pins
Antenna Pad Out. See following for detailed.
Power
Recommend to use
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