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12713140-003-2 Revision E.01 – January 2007
SSU-2000e Technical Reference 303
Chapter 7 Connector Pinouts
Signal Names and Definitions
SDU-2000 Expansion Interface
illustrates the SDU Interface and the Backup Clock Connector, located
on the rear panel of the SSU-2000e.
outlines signal names, definitions,
and locations of the SDU Expansion interface and backup clock connectors.
Figure 7-6.
SDU Interface and Backup Clock Connector Pinouts
Table 7-4. Signal Names and Locations for SDU-2000 Interface
Name
Description
Connector–Pin
SCLK2+/–
SPI Clock Signal, generated by SPI Master
J8-1&14
MOSI2+/–
SPI Master Out / Slave In Data line
J8-2&15
MISO2+/–
SPI Master In / Slave Out Data line
J8-3&16
SS2+/–
SPI Slave Select line, generated by SPI Master
J8-5&18
/–
SPI Slave Busy line, generated by SPI Slave
J8-4&17
SRQ2+/–
SPI Service Request line, generated by SPI Slave
J8-6&19
C/–
Clock A to Output Modules (synced 4 kHz)
J8-7&20
C/–
Clock B to Output Modules (synced 4 kHz)
J8-8&21
CLKC2+/–
Pass-through Clock from Input to Output Modules (4 kHz)
J8-9&22
CLKD2+
Selected Clock via TBNC/BNO to SDU-2000 (Backup 4 kHz)
J9-A
CLKD2–
Selected Clock via TBNC/BNO to SDU-2000 (Backup 4 kHz)
J9-B
/–
Spare Connection to SDU-2000
J8-11&24
/–
Spare Connection to SDU-2000
J8-12&25
SOUT2+/–
SPI Expansion Shelf Select Request, generated by SDU SPI
Slave
J8-10&23
LG
Logic Ground Connection
J8-13
Содержание SDU-2000e
Страница 10: ...Table of Contents 10 SSU 2000e Technical Reference 12713140 003 2 Revision E 01 January 2007 ...
Страница 242: ...Chapter 4 NTP and SNMP SNMP Protocol 242 SSU 2000e Technical Reference 12713140 003 2 Revision E 01 January 2007 ...
Страница 354: ...Index Z Z 354 SSU 2000e Technical Reference 12713140 003 2 Revision E 01 January 2007 ...