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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.

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.
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