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WILCS02 Datasheet(PDF) 13 Page - Microchip Technology

Part # WILCS02
Description  single chip 2.4 GHz and IEEE 802.11b/g/n-compliant solution
PDF  71 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

WILCS02 Datasheet(HTML) 13 Page - Microchip Technology

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WILCS02IC and WILCS02 Family
Device Overview
 Data Sheet
© 2024-2025 Microchip Technology Inc. and its subsidiaries
DS70005557C - 13
Table 2-2.
WILCS02 Module Pinout Table (continued)
Pin Number
Pin Name
Pin Type
Pin Description
2
Reserved
I/O
Reserved pin
Do not connect.
3
Reserved
I/O
Reserved pin
Do not connect.
4
MCLR
I
Master Clear Reset Input (Active low)
5
PTA_WLAN_ACTIVE
O
PTA interface, WLAN Active indication output to Bluetooth®
Coexistence device
6
PTA_BT_PRIO
I
PTA interface, Bluetooth Coexistence device priority
indication input to WILCS02
7
Reserved
I/O
Reserved pin
Do not connect.
8
NC
—
No connection.
9
GND
P
Ground
10
DFU_RX/STRAP1
I
Device Firmware Update, receive signal
Host interface configuration, Strapping1 pin. Connect to a
pulled-low resistor of 100K for the SDIO interface or a pulled-
high resistor of 10K for the SPI.
11
Reserved(5)
—
Reserved pin
Connect to an I/O pin (tri-stated) of a host device or to an
external switch for future use.
12
GND
P
Ground
13
INTOUT
O
Interrupt request (Active-low) from the Wi-Fi® module
14
SD_DATA3/UART1_TX(4)
I/O
SDIO, Data3
Connect to the SDIO data3 of the host device.
O
Used for external antenna calibration
Connect this signal to a test point or a pin header.
15
SD_DATA2/SDI1
I/O
SDIO, Data2
Connect to the SDIO data2 of the host device.
I
SPI1, Serial Data In
Connect to Serial Data Out of the host device.
16
SD_DATA1/CS1
I/O
SDIO, Data1
Connect to the SDIO data1 of the host device.
I
SPI1, Chip Select (Active-low)
Connect to the Chip Select of the host device.
17
SD_DATA0/SDO1
I/O
SDIO, Data0
Connect to the SDIO data0 of the host device.
O
SPI1, Serial Data Out
Connect to the Serial Data In of the host device.
18
SD_CMD/SCK1
I
SDIO, command
Connect to the SDIO command of the host device.
SPI1, Serial Clock
Connect to the SPI Clock of the host device.



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