EmCORE-i6315
EmCORE-i6315
EmCORE-i6315
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6<br />
ON<br />
1 2 3 4<br />
Serial Port (COM2) Mode (RS232C/422/485)<br />
RS-232/422/485 Mode on COM2 (JCOMSEL)<br />
The onboard COM2 port can be configured to operate in RS-485 mode or in<br />
four different RS-422 modes. RS-422 modes differ in the way RX/TX is being<br />
handled. Jumper JCOMSEL determines between RS-232 or RS-422/485 and<br />
assigns the different RS-422 modes.<br />
NOTE : in RS-232 mode COM2 is assigned to onboard connector JCOM<br />
in RS-422/485 mode COM2 is assigned to onboard connector JRS1<br />
2<br />
4<br />
JRS1<br />
1<br />
3<br />
2 4 6 8 10 12<br />
JCOMSEL<br />
C&T<br />
69000<br />
VT8605<br />
"Northbridge"<br />
<strong>EmCORE</strong>-i3615<br />
REV : 1.0<br />
VT82C686B<br />
"Southbridge"<br />
1 3 5 7 9 11<br />
i Intel<br />
82559<br />
PGA 370<br />
DiskOnChip2000<br />
Mode Selection (JCOMSEL) 1-2 3-4 5-6 7-8 9-10 11-12<br />
RS-232C off off off off on off<br />
RS-485 on on on on off on<br />
RS-422 TX/RX always enabl off off off off off on<br />
RX enabl by RTS, TX always enabl off on off off off on<br />
TX enabl by RTS, RX always enabl on off off off off on<br />
TX/RX enabl by RTS on on off off off on<br />
default setting<br />
<strong>EmCORE</strong>-<strong>i6315</strong> User's Manual<br />
13
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