Freescale Semiconductor NXP CodeWarrior USB TAP, Руководство пользователя

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21 USB TAP Users Guide
A
JTAG/COP Connector
Information
The CodeWarrior USB TAP for JTAG/COP has a 16-pin connector. The CodeWarrior
USB TAP for JTAG/COP automatically supports target signal levels from 1.8V to 3.3V.
Figure A.1 shows the pin assignments of the CodeWarrior USB TAP for JTAG/COP
connector.
Table A.1 lists JTAG/COP signal names, direction, pin numbers, descriptions, and drive
capabilities for the CodeWarrior USB TAP for JTAG/COP Connector.
Table A.2 provides a general description of each JTAG/COP signal and the CodeWarrior
USB TAP for JTAG/COP operational requirements.
NOTE All JTAG/COP signals must meet accepted standards for JTAG/COP signal
design. To ensure proper and stable operation between the CodeWarrior USB
TAP for JTAG/COP and the target, the JTAG/COP signals must meet the
requirements listed in
Table A.2 .
Figure A.1 CodeWarrior USB TAP for JTAG/COP Connector Pin Assignments
HALTED
TCK
TMS
1
3
5
7
9
HRST
13
SRST
11
CKSO
15
TDO QACK
TGT PWR
No Connect
2
4
6
8
10
CKSI
GND
16
No Connect
14
No Connect
12
TRST
TDI
U SB_TA P.book Page 21 Thursday, N ovem ber 10, 2005 2:27 PM