User Manual
HF-LPB200 Low Power WiFi Module User Manual
Shanghai High-Flying Electronics Technology Co., Ltd
www.hi-flying.com
- 10 -
Table 2 HF-LPB200 Pins Definition
Pin
Describtion
Net Name
Signal Type
Comments
1,17,32,48
Ground
GND
Power
2
JTAG Function
JTAG_TCK
I, PU
JTAG/Debug functional pin,
No connect if not use.
No connect
3
JTAG Function
JTAG_TDO
O
4
JTAG Function
JTAG_TDI
I,PU
5
JTAG Function
JTAG_TMS
I,PU
6
JTAG Function
JTAG_nTRST
I,PU
7
Sleep Control
Sleep_RQ
I.PU
GPIO7, No connect if not use.
8
Sleep Control
Sleep_ON
O
GPIO8, No connect if not use.
9
+3.3V Power
DVDD
Power
10
GPIO
GPIO10
I/O,PU
GPIO10, No connect if not use.
11
A/D Input 1
ADC1
I/O
GPIO11, No connect if not use.
12
A/D Input 2
ADC2
I/O
GPIO12, No connect if not use.
13
GPIO
GPIO13
I/O
GPIO13, No connect if not use.
14
GPIO
GPIO14
I/O
GPIO14, No connect if not use.
15
N.C
No connect (Must Float)
16
USB Interface
USB_PIO
I/O
USB dedicated interface.
18
PWM Output 1
PWM_1
I/O
GPIO18, No connect if not use.
19
USB Interface
USB_VBUS
I
USB dedicated interface.
20
PWM Output 2
PWM_2
I/O
GPIO20, No connect if not use.
21
USB Interface
USB-
I/O
90 ohm Diff. Line
22
USB Interface
USB+
I/O
90 ohm Diff. Line
23
PWM Output 3
PWM_3
I/O
GPIO23, No connect if not use.
24
PWM Output 4
PWM_4
I/O
GPIO24, No connect if not use.
25
I2C Interface
I2C_SCL
I/O
GPIO25, No connect if not use.
26
I2C Interface
I2C_SDA
I/O
GPIO26, No connect if not use.
27
SPI Data In
SPI_MISO
I
GPIO27, No connect if not use.
28
SPI Interface
SPI_CLK
I/O
GPIO28, No connect if not use.
29
SPI Interface
SPI_CS
I/O
GPIO29, No connect if not use.
30
SPI Data Out
SPI_MOSI
O
GPIO30, No connect if not use.
31
+3.3V Power
DVDD
Power
33
N.C
No connect
34
+3.3 Power
DVDD
Power
35
N.C
No connect
36
N.C
No connect
37
N.C
No connect
38
N.C
No connect
39
UART0
UART0_TX
O
UART Communication Pin
40
UART0
UART0_RTS
I/O
UART Pin (Or RS485 Control)
41
UART0
UART0_RX
I
UART Communication Pin
42
UART0
UART0_CTS
I/O
UART Communication Pin
43
Wi-Fi Status
nLink
O
“0”- Wi-Fi Linked
“1”- No WIFI Linked
No connect if not use.
44
Module Boot Up
nReady
O
“0” – Boot-up OK;