Spectracom TPRO-cPCI, User Manual, Page: 5 / 46

Spectracom Corporation TPRO-cPCI/TSAT-cPCI
Synchronizable Timecode Generator User Manual iii
Table of Contents
1 OVERVIEW .............................................................................................. 1-1
1.1 General Information about GPS.....................................................................................................1-1
1.2 Your Spectracom GPS Receiver....................................................................................................1-2
1.3 Inventory ........................................................................................................................................1-2
1.4 Inspection
and Support ..................................................................................................................1-2
2 SETTINGS, CONNECTION, AND CONFIGURATION ................................ 2-1
2.1 Jumper Settings .............................................................................................................................2-1
2.2 Bus
Connector ...............................................................................................................................2-2
2.3 External Connections .....................................................................................................................2-2
2.4 GPS Antenna Connector (TSAT-cPCI Only)..................................................................................2-2
2.5 Timing Connector...........................................................................................................................2-2
2.6 Breakout Cable ..............................................................................................................................2-2
2.7 Time Code Input.............................................................................................................................2-3
2.8 Time Code Output..........................................................................................................................2-3
2.9 Time Tag Input...............................................................................................................................2-4
2.10 1 PPS Output .................................................................................................................................2-4
2.11 Oscillator Output ............................................................................................................................2-4
2.12 Heartbeat Output............................................................................................................................2-4
2.13 Match Output..................................................................................................................................2-4
2.14 In-Sync Output ...............................................................................................................................2-4
2.15 Indicator Lights...............................................................................................................................2-5
2.15.1 ACQ Indicator Light........................................................................................................................2-5
2.15.2 SYNC Indicator Light......................................................................................................................2-5
3 SPECIFICATIONS..................................................................................... 3-1
4 REGISTER LEVEL DESCRIPTION............................................................... 4-1
4.1 Base Address.................................................................................................................................4-1
4.2 ASCII Strings..................................................................................................................................4-1
4.3 Register Map..................................................................................................................................4-2
4.3.1 Forced Reset (tbreg_reset) ............................................................................................................4-2
4.3.2 Command Register (tbreg_cmd[3:0]) .............................................................................................4-2
4.3.3 Response Register (tbreg_response[3:0])......................................................................................4-2
4.3.4 Interrupt Enable Register (tbreg_irq_en)........................................................................................4-3
4.3.5 Clear Flag–Match Register (tbreg_clrflag_m).................................................................................4-3
4.3.6 Clear
Flag–Heartbeat Register (tbreg_clrflag_hb)..........................................................................4-3
4.3.7 Clear Flag–Command Overflow (tbreg_clrflag_cmov)....................................................................4-3
4.3.8 Clear
Flag–Sync Change (tbreg_clrflag_sc)...................................................................................4-3
4.3.9 Status Register (tbreg_status)........................................................................................................4-3
4.3.10 Clock Time Registers .....................................................................................................................4-7
5 COMMANDS AND RESPONSES .............................................................. 5-1
5.1 Introduction ....................................................................................................................................5-1
5.2 Set Time.........................................................................................................................................5-1
5.3 Set Year .........................................................................................................................................5-3
5.4 Set Match Start Time .....................................................................................................................5-4
5.5 Set Match Stop Time......................................................................................................................5-4
5.6 Set Heartbeat Divider.....................................................................................................................5-5