ARM DSTREAM-ST - CoreSight 10 connector

2.3 CoreSight
™
10 connector
The CoreSight 10 connector is a 10-way 1.27mm pitch box header which supports JTAG debug, Serial
Wire Debug, and SWO trace.
To use this connector with DSTREAM-ST, use the CoreSight 20 debug cable supplied in the box
contents.
1 2
3 4
5 6
8
9 10
7
Figure 2-2 CoreSight 10 connector pinout
CoreSight
™
10 pinout table
Table 2-3 Arm CoreSight 10 pinout table
Pin Signal name Pin Signal name
1 VTREF 2 TMS/SWDIO
3 GND 4 TCK/SWCLK
5 GND 6 TDO/SWO
7 Key (NC) 8 TDI
9 GND 10 nSRST
Note
Pin 7 must be removed for compatibility with DSTREAM-ST and MIPI specifications.
Warning
Using a non-shrouded header on the target board can lead to short-circuits or signal contention. To ensure
the correct polarity and position, Arm recommends that you use a fully shrouded box header.
2 Target interface connectors
2.3 CoreSight
™
10 connector
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