Board Description
4.2.6
4.2.6.1
Debug Interface
JTAG/ICE
Software debug is accessed by a standard 20-pin JTAG connection. This allows connection to a stan-
dard USB-to-JTAG in-circuit emulator.
Figure 4-6.
JTAG Interface
3 V 3
RR42
100K
3 V 3
2
J1 3
3 V 3
1
4
6
8
10
12
14
16
1 8
3
5
7
9
11
1 3
15
17
R 8 6
0R
R 8 4
R 8 5
DNP
0R
NTR S T
TDI
TM S
TCK
RTCK
TDO
NR S T
NTRST
TDI
TM S
TCK
RTCK
TDO
NR S T
20
19
R 8 7
DNP
ICE INTERFACE
4.2.6.2
DBGU Com Port
This UART is connected to the DB-9 male socket through an RS-232 Transceiver (TXD and RXD only).
Figure 4-7.
DBGU Com Port
3 V 3
16
MN1 8
1
S ERIAL DEBUG PORT
C15 3
100nF
C156
100nF
MALE RIGHT ANGLE
15
3
3 V 3
1
C155
100nF
2
4
C15 8
100nF
6
C160
R 8 0
R 8 2
2
100nF
6
5
100K
100K
7
3
8
14
11
PB1 3
4
9
5
7
10
AT91SAM9M10-EKES User Guide
J10
1 3
8
ADM 3 202ARNZ
12
9
R 83
0R
PB12
4-9
11029A–ATARM–11-Jan-10
相关PDF资料
AT91SAM9M10-G45-EK KIT EVAL FOR AT91SAMG45/9M10
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