Connectors & Jumpers
19
M-322
Serial Port Connectors RS-232 (COM2-4)
Serial Port Connectors RS-422/485 (COM4)
See “COM4 RS-232/422/485 Select (JCOMPWR5, 6, 7)” on page 25
for RS-232/422/485 mode jumper settings.
Pin #
RS-232
1
DCD, Data carrier detect
2
RXD, Receive data
3
TXD, Transmit data
4
DTR, Data terminal ready
5
GND, ground
6
DSR, Data set ready
7
RTS, Request to send
8
CTS, Clear to send
9
RI, Ring indicator
Pin #
RS-422
RS-485
1
TXD-
TXD-
2
TXD+
TXD+
3
RXD-
NC
4
RXD+
NC
5
NC
NC
6
NC
NC
7
NC
NC
8
NC
NC
9
NC
NC
1
9
2
Summary of Contents for M-322
Page 6: ...vi Preface This page intentionally left blank ...
Page 9: ...Table of Contents ix M 322 Important Safety Instructions 77 Getting Service 79 ...
Page 10: ...x Table of Contents This page intentionally left blank ...
Page 12: ...xii List of Figures This page intentionally left blank ...
Page 14: ...xiv List of Tables This page intentionally left blank ...
Page 26: ...12 Introduction Figure 1 5 M 322 I O Shield Dimensions Dimensions in mm ...
Page 40: ...26 Connectors Jumpers This page intentionally left blank ...
Page 58: ...44 BIOS Setup AHCI Settings System Information ...
Page 80: ...66 Watchdog Timer This page intentionally left blank ...