User's Manual

WizFi 210 User Manual (WIZnet Co., Ltd.)
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30
SSPI_MOSI (*)
I Pull-down
SPI Slave Receive Data Input from the
HOST
31
GND
P NA Ground
32
VIN_3V3
P NA Single Supply Port
33
EN_1V8
I NA
Internal 1.8V regulator enable port-Active
High
34
VDDIO(**)
P NA
All I/O voltage domain (can be tied to
VIN_3V3 or tied to HOST I/O supply)
35
EXT_RESETN (*)
IO Pull-up
Module Hardware Reset Input and Power
Supply Reset Monitor Indictor
36
UART1_CTS/GPIO
26 (*)
I Pull-down
Universal Asynchronous Receiver
Transmitter 1 Clear to Send Input / General
Purpose Input Output
37
UART1_RTS/GPIO2
7
O Pull-down
Universal Asynchronous Receiver
Transmitter 1 Request to Send Output /
General Purpose Input Out-put /
Firmware Program Mode
38
UART1_RX/GPIO3
(*)
I Pull-down
Universal Asynchronous Receiver
Transmitter 1 Receive Input / General
Purpose Input Output
39
UART1_TX/GPIO2
(*)
O Pull-down
Universal Asynchronous Receiver
Transmitter 1 Transmitter Output / General
Purpose Input Output
40
UART0_TX/GPIO1
O Pull-down
Universal Asynchronous Receiver
Transmitter 0 Transmitter Output / General
Purpose Input Output
41
UART0_RTS/GPIO2
5
O Pull-down
Universal Asynchronous Receiver
Transmitter 0 Request to Send Output /
General Purpose Input Out-put
42
UART0_RX/GPIO0
I Pull-down
Universal Asynchronous Receiver
Transmitter 0 Receive Input / General
Purpose Input Output
43
UART0_CTS/GPIO
24
I Pull-down
Universal Asynchronous Receiver
Transmitter 0 Clear to Send Input / General
Purpose Input Output