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Concurrent Technologies RCIM Series manual available for free PDF download: User Manual
Concurrent Technologies
RCIM Series
User Manual
Concurrent Technologies RCIM Series User Manual (112 pages)
Real-Time Clock and Interrupt Module
Brand:
Concurrent Technologies
| Category:
Control Unit
| Size: 1 MB
Table of Contents
Preface
4
Table of Contents
6
Chapter 1 Introduction
10
Overview
10
Rcim II
10
Specifications
11
Chapter 2 Hardware, Installation and Configuration
12
Board Descriptions
12
Rcim III
13
Board Illustration
13
Figure 2-1 RCIM III Board
13
Connectors and Leds
14
LED Functions
14
Rcim III
14
Figure 2-2 RCIM III Connectors and LED Locations
14
Input and Output Cables and Connectors
15
Oscillators
15
External Interrupt I/O Connector
16
GPS Antenna
16
Figure 2-3 RCIM III External Interrupt I/O Connector Pin-Outs
17
Daisy Chain Cable
18
Rcim II
18
Board Illustration
19
Connectors and Leds
19
Figure 2-4 RCIM II Board
19
LED Functions
20
Figure 2-5 RCIM II Connectors and LED Locations
20
Input and Output Cable Connectors
21
Oscillators
21
GPS Antenna
21
External Interrupt I/O Connector
21
Figure 2-6 RCIM II External Interrupt I/O Connector Pin-Outs
22
System Identification
23
Daisy Chain Cable
23
System Identification
18
Rcim I
24
Board Illustration
24
Figure 2-7 RCIM I Board
24
Connectors and Leds
25
LED Functions
25
Figure 2-8 RCIM I Connectors and LED Locations
25
Output Cable Connector (P2)
26
Figure 2-9 RCIM I Output Cable Connector (P2) Pin-Outs
26
Input Cable Connector (P3)
27
External Interrupts Connector (P4)
27
Figure 2-10 RCIM I Input Cable Connector (P3) Pin-Outs
27
Debug Visibility Connector (P5)
28
In-System Programming Interface Connector (P6)
28
System Identification
28
Figure 2-11 RCIM I External Interrupts Connector (P4) Pin-Outs
28
Connection Modes
29
Unpacking the RCIM
29
Installation
30
Configuration
31
Kernel Configuration
31
Driver Configuration
31
Static Configuration
31
Dynamic Configuration
32
General Considerations
33
MSI Interrupt Configuration
33
Ntp Configuration for GPS Support
34
Verifying Ntp/Gps Operation
34
Chapter 3 Functional Description
38
Overview
38
Clocks
38
The Tick Clock
39
The POSIX Clock
39
Direct Access to the Clocks
40
Synchronizing the Clocks
40
The Rcim_Clocksync Utility
40
Synchronizing the Tick Clock
42
RCIM Masterclock Considerations
42
Synchronizing the POSIX Clock
42
Automatic Synchronization
43
Using GPS for System Timekeeping
43
Interrupt Processing
45
Interrupt Processing Logic
45
Figure 3-1 Interrupt Processing Logic
45
Arming and Enabling Dis and Etis
46
Interrupt Recognition Logic
46
Figure 3-2 Distributed Interrupt Operation Example
47
Setting up Distributed Interrupts
47
Obtaining RCIM Values
48
Edge-Triggered Interrupts
49
ETI Configuration
49
ETI Device Files
50
User Interface to Etis
50
Distributed Etis
51
Real-Time Clocks (Rtcs)
51
RTC Device Files
51
Distributed Rtcs
51
User Interface to Rtcs
52
External Output Interrupts
52
Configuration
53
Programmable Interrupt Generators (Pigs)
53
PIG Device File
53
Distributed Pigs
54
Distributed Interrupts
54
DI Configuration
55
DI Device Files
56
User Interface to Dis
56
Appendix A Registers
58
RCIM III Registers
58
RCIM III Address Map
58
RCIM III Registers
60
Figure A-1 RCIM III Board Status/Control Register (BSCR)
60
RCIM II Registers
60
Figure A-2 RCIM III Firmware Revision/Options Present Register (FWOP)
61
Figure A-3 RCIM III Interrupt Enable/Request/Pending/Clear/Arm/Level/Polarity Registers (IER, IRR, IPR, ICR, IAR, ISLR, ISPR
62
Figure A-4 RCIM III External Interrupt Routing Registers (EIRR)
63
Figure A-5 RCIM III Cable Interrupt Routing Registers (CIRR)
64
Figure A-6 RCIM III PPS Snapshot Register (PPS)
65
Figure A-7 RCIM III Cable Snapshot Register (CSR)
65
Figure A-8 RCIM III Cable Master Time Register (CMTR)
65
Figure A-10 RCIM III Output Cable Status Register (OCSR)
66
Figure A-9 RCIM III Clear Cable Errors Register (CCERR)
66
Figure A-11 RCIM III Input Cable Status Register (ICSR
67
Figure A-12 RCIM III Tick Clock Upper Register (TCU
67
Figure A-13 RCIM III Tick Clock Lower Register (TCL
68
Figure A-14 RCIM III Tick Clock Status/Control Register (TCSC
68
Figure A-15 RCIM III POSIX Clock Seconds Register (PCS
69
Figure A-16 RCIM III POSIX Clock Nanoseconds Register (PCN
69
Figure A-17 RCIM III POSIX Clock Status/Control Register (PCSC
70
Figure A-18 RCIM III POSIX Clock Skip/Add Time Register (PCSAT
70
Figure A-19 RCIM III Clock Frequency Adjust Register (CFAR
71
Figure A-20 RCIM III RTC Timer Registers (RTCT
71
Figure A-21 RCIM III RTC Repeat Registers (RTCR
71
Figure A-22 RCIM III RTC Control Registers (RTCC
72
Figure A-23 RCIM III Programmable Interrupt Generator Register (PIG
73
Figure A-24 RCIM III Programmable Interrupt Set/Clear Registers (PIGS, PIGC
73
Figure A-25 RCIM III SPI Count Register (SCR
74
Figure A-26 RCIM III GPS Receive Pointers (GRXP
74
Figure A-27 RCIM III GPS Transmit Pointers (GTXP
75
Figure A-28 RCIM III GPS Debug Control Register (GDCR
75
Figure A-29 RCIM III GPS Communication Error Register (GCER
76
Figure A-30 RCIM III SPI Data Buffer (SDB
76
Figure A-31 RCIM III GPS Receive Data Buffer (GRDB
76
Figure A-32 RCIM III GPS Transmit Data Buffer (GRDB
77
RCIM II Address Map
78
Figure A-33 RCIM II Board Status/Control Register (BSCR
80
RCIM II Registers
80
Figure A-34 RCIM II Firmware Revision/Options Present Register (FWOP
81
Figure A-35 RCIM II Interrupt Enable/Request/Pending/Clear/Arm/Level/Polarity
82
Figure A-36 RCIM II External Interrupt Routing Registers (EIRR
83
Figure A-37 RCIM II Cable Interrupt Routing Registers (CIRR
84
Figure A-38 RCIM II PCI Interrupt Routing Registers (PARR, PBRR, PCRR, PDRR)
85
Figure A-39 RCIM II DDS Adjust Register (DDS
85
Figure A-40 RCIM II PPS Snapshot Register (PPS
86
Figure A-41 RCIM II GPS Transmit/Receive Register (GPS
86
Figure A-42 RCIM II Clear Cable Errors Register (CCERR
86
Figure A-43 RCIM II Tick Clock Upper Register (TCU
87
Figure A-44 RCIM II Tick Clock Lower Register (TCL
87
Figure A-45 RCIM II Tick Clock Status/Control Register (TCSC
87
Figure A-46 RCIM II POSIX Clock Seconds Register (PCS
88
Figure A-47 RCIM II POSIX Clock Nanoseconds Register (PCN
88
Figure A-48 RCIM II POSIX Clock Status/Control Register (PCSC
89
Figure A-49 RCIM II POSIX Clock Skip/Add Time Register (PCSAT
89
Figure A-50 RCIM II RTC Timer Registers (RTCT
90
Figure A-51 RCIM II RTC Repeat Registers (RTCR
90
Figure A-52 RCIM II RTC Control Registers (RTCC
91
Figure A-53 RCIM II Programmable Interrupt Generator Register (PIG
92
Figure A-54 RCIM II Programmable Interrupt Set/Clear Registers (PIGS, PIGC
92
Rcim I
93
RCIM I Registers
93
Figure A-55 RCIM I Board Status/Control Register (BSCR
94
Figure A-56 RCIM I Interrupt Enable/Request/Pending/Clear/Arm/Level/Polarity
95
Figure A-57 RCIM I External Interrupt Routing Register (EIRR
96
Registers (IER, IRR, IPR, ICR, IAR, ISLR, ISPR
96
Figure A-58 RCIM I Cable Interrupt Routing Register (CIRR
97
Figure A-59 RCIM I Tick Clock Upper Register (TCU
98
Figure A-60 RCIM I Tick Clock Lower Register (TCL
98
Figure A-61 RCIM I Tick Clock Status/Control Register (TCSC
98
Registers (IER, IRR, IPR, ICR, IAR, ISLR, ISPR
98
Figure A-62 RCIM I POSIX Clock Seconds Register (PCS
99
Figure A-63 RCIM I POSIX Clock Nanoseconds Register (PCN
99
Figure A-64 RCIM I POSIX Clock Status/Control Register (PCSC
99
Figure A-65 RCIM I RTC Control Registers
100
Figure A-66 RCIM I RTC Timer Registers
100
Figure A-67 RCIM I Programmable Interrupt Generator Register (PIG
101
Appendix B Calculating RCIM Cable Propagation Delays
106
Index
106
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