User's Manual

HF-L
PB125 Low Power Wi-Fi Module User Manual
Shang
hai High-Flying Electronics Technology Co., Ltd(www.hi-flying.com) -
9
-
<No
tes>
Module Pin4 must be high when bootup.
nReload Pin (Button) function：
1.
Wh
en this pin is set to “low” during module boot up, the module will enter wireless
firmware and config upgrade mode. This mode is used for customer manufacture.
(See Appendix D to download software tools for customer batch configuration and
upgrade firmware during mass production)
2. After module is powered up, short press this button ( “Low” < = 2s ) to make the
module go into “Smart Link “ config mode, waiting for APP to set password and
other information. (See Appendix D to download SmartLink APP)
3. After module is powered up, long press this button ( “Low” >= 4s ) to make the
module recover to factory setting.
High-Flying strongly suggest customer fan out this pin to connector or button for
“Manufacture” and “ Smart Link” application.
1.2.2. Electrical Characteristics
Absolute Maximum Ratings:
Parame
ter
Co
ndition
Min. Typ
.
Max. Uni
t
Storage temperature range -40 125 °C
Maximum soldering temperature IPC/JEDEC J-STD-020 260 °C
Supply voltage 4.75 6 V
Voltage on any I/O pin 0 5/3.3 V
ESD (Human Body Model HBM) TAMB=25°C 2.5 KV
ESD (MM) TAMB=25°C 0.25 KV
Power
Supply & Power Consumption:
Parame
ter
Co
ndition
Min. Typ
.
Max. Uni
t
Operating Supply voltage 4.75 5 6 V
Supply current, peak Continuous Tx 280 mA
Supply current, IEEE PS DTIM=100ms 20 mA