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3 jtag/debug interface, Jtag/debug interface, Jtag/debug connector j3 pinout – Kontron COMe-bP5020 User Manual

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User Guide

COMe-bP5020

2.5.3 JTAG/Debug Interface

The COMe-bP5020 provides one JTAG/Debug connector, J3, to facilitate software debugging using an emulation probe. The
connector type is: Hirose DF19G-20P-1H.

The following table provides pinout information for the debug connector J3.

Table 12: JTAG/Debug Connector J3 Pinout

PIN

SIGNAL

FUNCTION

I/O

1

3V3

Power supply

--

2

COP_TDO

JTAG data output

O

3

COP_TDI

JTAG data input

I

4

COP_TRST

JTAG test reset

I

5

NC

--

--

6

COP_TCK

JTAG test clock

I

7

COP_CKSTP_IN

BDM/COP checkstop input

I

8

COP_TMS

JTAG test mode select

I

9

COP_SRST

BDM/COP soft reset

I

10

COP_HRST

BDM/COP hard reset

I

11

COP_CKSTP_OUT

BDM/COP checkstop output

O

12

GND

Ground signal

--

13

NC

--

--

14

NC

--

--

15

NC

--

--

16

AURORA_HALT#

Aurora HALT

I

17

AURORA_EVTI#

Aurora Event in

I

18

AURORA_EVTO#

Aurora Event out

O

19

Reserved

--

--

20

Reserved

--

--