Freescale Semiconductor NXP CodeWarrior USB TAP User Manual page 22

JTAG/COP Connector Information
Table A.1 CodeWarrior USB TAP for JTAG/COP Signal Directions
JTAG/
COP
Pin
1
2
3
4
5
6
7
8
9
10
11
12
22
Signal Signal
Mnemonic Direction
TDO From target
QACK From USB
TAP
connector
TDI From USB
TAP
connector
TRST From USB
TAP
connector
HALTED Bi-directional
From target
TGT PWR
TCK From USB
TAP
connector
CKSI From USB
TAP
connector
TMS From USB
TAP
connector
No Connect - n/a -
SRST Bi-directional
No Connect - n/a -
Description
30pF load
100Ohm pull-down
50mA driver
1
50mA driver
Open-drain, 100Ohm to ground when
asserted by USB TAP emulator, 35pF load
2
when not asserted
2MOhm pull-down, plus 0.01uF load
50mA driver
50mA driver
50mA driver
Open-drain. 100Ohm to ground when
asserted by USB TAP, 35pF load when
2
not asserted
USB TAP Users Guide