P1, Jtag Interface - Spectrum Digital eZdsp F2804 Series Technical Reference

2.3.1 P1, JTAG Interface

The eZdsp
standard interface used by JTAG emulators to interface to Texas Instruments DSPs.
The positions of the 14 pins on the P1 connector are shown in the diagram below as
viewed from the top of the eZdsp.
The definition of P1, which has the JTAG signals is shown below.
TM
F2804x is supplied with a 14-pin header interface, P1. This is the
Fig 2-4, P1 Pin Locations
Table 2: P1, JTAG Interface Connector
Pin # Signal
1 TMS
3 TDI
5 PD (+5V)
7 TDO
9 TCK-RET
11 TCK
13 EMU0
1
2
P1
Pin #
2
4
6
8
10
12
14
Spectrum Digital, Inc
Signal
TRST-
GND
no pin
GND
GND
GND
EMU1
2-7