tcl/interface/ftdi/swd-resistor-hack: clarify and add schematic diagram

Change-Id: I8600ee983de85e4225430ae508a50cd938122d89
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-on: http://openocd.zylin.com/2357
Tested-by: jenkins
Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
__archive__
Paul Fertser 2014-10-26 13:49:51 +03:00 committed by Andreas Fritiofson
parent 885f438814
commit cbb797bdcc
1 changed files with 17 additions and 0 deletions

View File

@ -3,6 +3,23 @@
# so depending on the drive capability of the target and adapter);
# connect TDO directly to SWDIO.
#
# You also need to have reliable GND connection between the target and
# adapter. Vref of the adapter should be supplied with a voltage equal
# to the target's (preferrably connect it to Vcc). You can also
# optionally connect nSRST. Leave everything else unconnected.
#
# FTDI Target
# ---- ------
# 1 - Vref ----------------- Vcc
# 3 - nTRST -
# 4 - GND ----------------- GND
# 5 - TDI ---/\470 Ohm/\--- SWDIO
# 7 - TMS -
# 9 - TCK ----------------- SWCLK
# 11 - RTCK -
# 13 - TDO ----------------- SWDIO
# 15 - nSRST - - - - - - - - - nRESET
#
transport select swd