User's Manual

WizFi 210 User Manual (WIZnet Co., Ltd.)
10
(9) Pin Description
Figure 2. Pin description
PIN NAME
I/
O
IN BIAS DESCRIPTION
1
GND
P NA Ground
2
JTAG_TCK (*)
I Pull-up Joint Test Action Group Test Clock
3 JTAG_TDO (*) O NA Joint Test Action Group Test Data Out
4 JTAG_TDI (*) I Pull-up Joint Test Action Group Test Data In
5
JTAG_TMS (*)
I Pull-up Joint Test Action Group Test Mode Select
6
JTAG_NTRST (*)
I Pull-up
Joint Test Action Group Test Mode Reset
Active Low
7
ALARM1
I Pull-down
Embedded Real Time Clock Wake Up Input
1
8
RTC_OUT1 (*)
O NA
Embedded Real Time Clock Wake Up
Output 1
9
VBAT
P NA Embedded Real Time Clock Power Supply