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APPENDIX C
SP3 - RS232 port
(09-Jan-2012, Stan B ., Bryston Ltd .)
How to enable RS232 port
RS232 parameters can be set in the hidden screen .
8 bit data, 1 start bit,1 stop bit, no parity, no handshake .
There are two configurable parameters:
1) RS232 MODE: OFF/ON/ON+AUTOFB
OFF - RS232 port is disabled
ON - RS232 port is ON without auto-feedback
ON+AUTOFB - RS232 port is ON with auto-feedback
2) RS232 BAUD: 9600/19200/38400
- baudrate selection (default is 9600)
Connector diagram
Testing of SP3 communication.
The following free RS232 terminal utilities can be used for testing the SP3 communication:
Termite 2 .7 (tested OK, easy and straightforward to use):
http://www .compuphase .com/software_termite .htm
Hercules 3 .2 .4 (tested OK, type commands as ##10MSRC03<CR>, no local echo, can use TCP/IP)
http://www .hw-group .com/products/hercules/index_en .html
Other free (untested):
http://download .cnet .com/Ckubed-Advanced-Terminal-Program/3640-2085_4-10234733 .html
(note: I used and tested an old version 2 of CKubed on WinXP, however seem to be problems with uninstalling
of the current version 4 .4)
http://realterm .sourceforge .net/index .html#downloads_Download
Sources for MS VB .net and C#:
http://www .lvr .com/files/com_port_terminal_vb .zip
http://www .lvr .com/files/com_port_terminal_cs .zip
1
T
o unlock the hidden screens: go to Miscellaneous, scroll down to the bottom screen (3-rd from the top). Press ZONE,DVD and TAPE
buttons, one at a time, in this order. A down arrow will appear in the bottom right corner of the screen. Scroll down until you see the
required parameter.
2
RS232 commands sent will still be echoed back using standard reply format described in the helpcmd.txt
3
Auto feedback is the response similar to an RS232 command response described in helpcmd.txt but issued by the SP3 to Host
following a system status change, initiated by non-RS232 action. For example, when DVD front panel button is pressed SP3 would send
#10MSRC00<CR> back to host.
1
under Miscellaneous . The communication format is fixed:
2
3
RS232 Port Notes
Pg. 1 of 1
RS232 SERIAL PORT (DB9) HOOKUP
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