diff options
author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-07-18 15:24:14 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-07-18 15:24:14 +0000 |
commit | f7d6e57e09d38525653a2f3b5c1cda6dd4cb59c1 (patch) | |
tree | becff7c0dcb6f21ba40dd98783a971729e53d549 /c/src | |
parent | Reworked to removed dependency on DY-4 CSS ROM monitor interface. (diff) | |
download | rtems-f7d6e57e09d38525653a2f3b5c1cda6dd4cb59c1.tar.bz2 |
Added background and setup to add section on RS-422.
Diffstat (limited to 'c/src')
-rw-r--r-- | c/src/lib/libbsp/powerpc/dmv177/cable.doc | 32 |
1 files changed, 21 insertions, 11 deletions
diff --git a/c/src/lib/libbsp/powerpc/dmv177/cable.doc b/c/src/lib/libbsp/powerpc/dmv177/cable.doc index e32b69e495..21215d3ad5 100644 --- a/c/src/lib/libbsp/powerpc/dmv177/cable.doc +++ b/c/src/lib/libbsp/powerpc/dmv177/cable.doc @@ -4,11 +4,28 @@ # $Id$ # -DY-4 177 Cable configuration to a PC -==================================== +Background +========== -Board's DB-25 PC's DB-9 Color in - Channel A COM1 Shell +All serial cables described in this file were built using RJ-45 ribbon +cables which were plugged into DB-25 or DB-9 adapters wired as described. +Matching the colors of the wires in the shell is the easiest way to +make sure the cable is built properly. + +References +========== + + - Linux Serial FAQ + - http://ahmed.egypt.com/electronics/serial + - DY-4 Documentation + + + +Front Panel RS-232 Connection to a PC +===================================== + +Board's DB-25 PC's DB-9 Color in + Channel A COM1 Shell ============= ============ ========= RX on pin 2 TX on pin 2 Red TX on pin 3 RX on pin 3 Blue @@ -17,10 +34,3 @@ DTR on pin 20 DTR on pin 4 Brown No other signals are used. -References: - - - Linux Serial FAQ - - http://ahmed.egypt.com/electronics/serial - - DY-4 Documentation - - |