User's Manual

WSL05-A0_User_Manual
Page
18
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58
8
DIO2
SPI_CS(M)
Yes
General-purpose I/O, CS pin in SPI master
mode
9
DIO3
SI
SPI_MISO(M)
SPI_MOSI(S)
Yes
General-purpose I/O, SPI interface data input,
Pay special attention：
Used as SPI_MISO in master mode
Used as SPI_MOSI in slave mode
10
DIO4
SO
SPI_MOSI(M)
SPI_MISO(S)
Yes
General-purpose I/O, SPI interface data output,
Pay special attention：
Used as SPI_MOSI in master mode
Used as SPI_MISO in slave mode
11
DIO5
SPI_SCK
Yes
General-purpose I/O, Clock pin in SPI interface
12
RESV
-
-
Reserved
13
VCC
-
-
Power supply for the module
14
GND
-
-
Ground
15
GND
-
-
Ground
16
RF
-
-
RF input/output
17
GND
-
-
Ground
18
DIO6
RXD1
No
General-purpose I/O, RXD pin in UART1 port,
debug interface and print debugging information
19
DIO7
TXD1
No
General-purpose I/O, TXD pin in UART1 port,
debug interface and print debugging information
20
DIO8
SDA
Yes
General-purpose I/O, SDA pin in I
2
C port
21
DIO9
SCL
Yes
General-purpose I/O, SCL pin in I
2
C port
22
DIO10
SPI_NSS(S) /
SLEEP_REQ /
INTP5
Yes
General-purpose I/O, CS pin in SPI slave mode,
External interrupt input pin
23
DIO11
ANI2\RXLED
No
General-purpose I/O, analog channel 2, RF
receiving LED indication
24
DIO12
ANI3\TXLED
No
General-purpose I/O, analog channel 3, RF
transmitting LED indication
25
DIO13
RXD0
No
General-purpose I/O, RXD pin in UART0 port
26
DIO14
RXD1
No
General-purpose I/O, TXD pin in UART0 port
27
DIO15
INTP4
Yes
External interrupt input pin
28
GND
-
-
Ground