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3 debug ports, 1 p1 jtag, Table 3-10 – Artesyn COMX-P2020 Installation and Use (July 2014) User Manual

Page 72: Cpu debug (p1), Table 3-11, Ge phy debug (test point14-19), Controls, leds, and connectors

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Controls, LEDs, and Connectors

COMX-P2020 COM Express Module Installation and Use (6806800K97D)

72

3.2.3

Debug Ports

3.2.3.1

P1 JTAG

The 16-PIN JTAG header support standard JTAG signals: TCK, TMS, TDO, TDI,
TRST(COP_TRST#).
JTAG also supports these extra signals: CKSTP_IN to stop processor core and CKSTP_OUT# to
get CORE status.

Table 3-10 CPU Debug (P1)

Pin

Signal

Pin

Signal

1 JTAG_TDO 2

NC

3 JTAG_TDI 4

COP_TRST#

5 COP_RUNSTOP

6

COP_VSENSE

7 JTAG_TCK 8

P_CKSTP_IN#

9 JTAG_TMS 10

NC

11 COP_SRST# 12

GND

13 COP_HRST# 14

NC

15 P_CKSTP_OUT#

16

GND

Table 3-11 GE PHY Debug (Test Point14-19)

Test Point

Signal

TP14

JTAG_GE1_TDO_GE2_TDI

TP15

JTAG_GE1_TDI

TP16

JTAG_GE2_TDO

TP17

JTAG_GE_TCK

TP18

JTAG_GE_TMS

TP19

JTAG_GE_TRST#