JTAG-Booster for Intel 386EX
1.4.
Connecting your PC to the target system
The JTAG-Booster can be plugged into standard parallel ports (LPT1-3) with a
DB25-Connector.
LPT1-3
1
1
élan
SC400
Module élan486
The target end of the cable has the following reference:
1
TCK
2*
GND
3
TMS
4
TRST#
5
NC
6
TDI
7
TDO
8
+3.3V / +5V
*PIN 2 can be detected by the white thick cable.
To connect your design to the JTAG-BOOSTER you need a single row berg
connector with a spacing of 2.54mm on your PCB. The names refer to the
target: Pin 7 is the target’s TDO pin and is connected to the JTAG-Booster’s TDI
pin.
There are two versions of the JTAG-Booster available: A 5V version (FS part
number 227) and a 3.3V version (FS part number 285). Don’t apply 5V to the
3.3V version of the JTAG-Booster!
Your target must be able to power the JTAG-Booster, it draws about 100mA.
Before you start the program, the JTAG-BOOSTER must be plugged to a
parallel interface of your PC and to the 8 pin JTAG connector on the target.
JTAG_386EXa.doc
7
相关PDF资料
FS1-R26-2000 CONN RECEPT MINI SAS 26POS SMD
FS1-R26-2001 CONN RECPT SAS MINI 26POS SMT
FS1-S01-146E1 CONN SNGL M-SAS CAGE KEY 4,6 P1
FS1-S02-1D66E1 CONN MINI SAS CAGE 1X2 R/A SMT
FS1-SF1-14E1 CONN SNGL M-SAS CAGE KEY 4 P0
FS1-SF2-14E1 CONN DUAL M-SAS CAGE KEY 4 P0
FS2-SF4-14E1 CONN MINI SAS CAGE 1X4 R/A SMT
FT600-0500-2 FUSE TELECOM 0.50A 250V SMD T/R
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