Product Specs

QCA4020 Module (WL501) Product Specification
Hardware specification
Pin #
Pin Name
Description
27
SENSEADC_0_BE
12bit ADC, ADC 0 input
24
SENSEADC_1_BE
12bit ADC, ADC 1 input
37
CHIP_PWD_L_BE
BLE/802.15.4 Reset Pin
Ground
1, 5, 33, 38, 42, 45, 67-69, 71, 76, 85, 98-
GND
Ground
101, 104, 109, 111, 115, 119, 124, 127, 130
No Connect
43,44
VDDIO18_BE
Not used, NC
39-41
VDD11_SWREG_OUT
Not used, NC
128, 129
VDDIO18_WL
Not used, NC
117
PWRDWN_OUT_N
Not used, NC
17
BYPASS_INT_PMU_MSK
Not used, NC
126
IOT_MODE_EN_WL
Not used, NC
7
WAKEUP_N
Not used, NC
13
USB_DPOS
USB Differential Positive, WLAN
interface, Not used, NC
14
USB_DNEG
USB Differential Negative, WLAN
interface, Not used, NC
Table 2-2 WL501 module pinout definition and QCA4024 GPIO assignment
Pin
Pin
Primary
SPI or
SD
PWMADC
Functio
I2C or
SDIO
Memory
UART
JTAG
or
PTA
Codec
#
Name
n
QSPI
Card
SenseADC
84
GPIO4
WL_WK
_BE
UP_BE
83
GPIO5
GPIO_5
BT_ACTIVE
_BE
81
GPIO6
GPIO_6
WLAN_ACT
_BE
IVE
79
GPIO7
GPIO_7
BT_PRIORI
_BE
TY
GPIO8
M0&M4_U
JTAG1_
61
GPIO_8
BE_TC
_BE
ART0_RX
K
GPIO9
M0&M4_U
JTAG1_
58
GPIO_9
BE_TD
_BE
ART0_TX
O
GPIO1
I2C0_M
JTAG1_
59
GPIO_10
aster_S
BE_TM
0_BE
CL
S
GPIO1
I2C0_M
JTAG1_
56
GPIO_11
aster_S
1_BE
BE_TDI
DA
32
GPIO1
GPIO_12
pwm_out_0
2_BE
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