Product Specs

QCA4020 Module (WL501) Product Specification
Hardware specification
Pin
Pin
Primary
SPI or
SD
PWMADC
Functio
I2C or
SDIO
Memory
UART
JTAG
or
PTA
Codec
#
Name
n
QSPI
Card
SenseADC
49
GPIO3
GPIO_32
I2S_MC
2_BE
LK
GPIO3
CHIP_P
10
WD_L_
3_BE
WL
80
GPIO4
PWR_ST
1_BE
ATUS
57
GPIO4
Ext_32K
8_BE
_IN
64
GPIO4
GPIO_49
9_BE
GPIO5
JTAG3_
78
GPIO_50
BE_TC
0_BE
K
GPIO5
JTAG3_
63
GPIO_51
BE_TD
1_BE
O
GPIO5
JTAG3_
62
GPIO_52
BE_TM
2_BE
S
60
GPIO5
GPIO_53
JTAG3_
3_BE
BE_TDI
25
GPIO5
GPIO_54
SENSEADC
4_BE
2
20
GPIO5
GPIO_55
SENSEADC
5_BE
3
18
GPIO5
GPIO_56
SENSEADC
6_BE
4
12
GPIO5
GPIO_57
SENSEADC
7_BE
5
9
GPIO5
GPIO_58
SENSEADC
8_BE
6
GPIO5
HS_UART2
SENSEADC
8
GPIO_59
_DM_CTS
9_BE
7
(I)
GPIO6
HS_UART2
BT_PRIORI
82
GPIO_60
_DM_TXD
0_BE
TY
(O)
2.2 WL501 interface summary
■ 2x I2C Master Interface
■ 1x High speed UART
■ Up to 3Mbps data rate
■ 1x UART
■ Up to 115200 kbps data rate
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