Epson Powerspan User Manual download pdf (Page 21)

DIMM.AM335x (Rev3) 21/24

5.2 J2, Debug Connector

Name

Direction

Termination

Level [V]

Description

JTAG Interface

TCK

I

3.3

JTAG clock

TMS

I

3.3

JTAG mode select

TRST#

I

PD 4K7

3.3

JTAG test reset

TDI

I

3.3

JTAG data in

TDO

O

3.3

JTAG data out

SYS_RESIO#

I

PU 4K7

3.3

JTAG reset in/out

Others

+3V3

-

-

-

+ 3.3V supply

GND

-

-

-

Ground

1 2 ... 16 17 18 19 20 21 22 23 24

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