
Connectors
UM0819
23/37
Doc ID 16379 Rev 2
Figure 16.
JTAG connector CN2 - schematic
7.2.3
MII/RMII connector CN3
Figure 17.
MII/RMII connector CN3
Table 14.
JTAG connector CN2
Pin
Signal
Pin
Signal
Pin
Signal
Pin
Signal
1
3.3 V DC
6
GND
11
RTCK connected to
GND by R1 (10 k
Ω
)
16
GND
2
3.3 V DC
7
JTMS
12
GND
17
DBGRQ connected to
GND by R2 (10 k
Ω
)
3
JTRST
8
GND
13
JTDO
18
GND
4
GND
9
JTCK
14
GND
19
DBGACK connected to
GND by R14 (10 k
Ω
)
5
JTDI
10
GND
15
NRST
20
GND
INTERNALPULLUP
INTERNALPULLUP
INTERNALPULLUP
INTERNALPULLDOWN
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6
2
2
2
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