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GR-VPX-GR740-BOARD
COBHAM GR-VPX-GR740-BOARD Manuals
Manuals and User Guides for COBHAM GR-VPX-GR740-BOARD. We have
1
COBHAM GR-VPX-GR740-BOARD manual available for free PDF download: User Manual
COBHAM GR-VPX-GR740-BOARD User Manual (53 pages)
Brand:
COBHAM
| Category:
Motherboard
| Size: 14 MB
Table of Contents
Table of Contents
3
1 Introduction
7
Scope of the Document
7
Reference Documents
7
2 Abbreviations
8
3 Board Introduction
9
Overview
9
Figure 3-1: GR-VPX-GR740 Development Board Mounted with GR-VPX-SPW-MEZZ Mezzanine
10
Figure 3-2: GR-VPX-GR740 Main Board Without Mezzanine Board
12
Handling
13
4 Board Design
14
Board Block Diagram
14
Figure 4-1: GR-VPX-GR740 Board Board Block Diagram
14
Board Mechanical Format
15
Figure 4-2: GR-VPX-SPW-MEZZ Mezzanine Board Block Diagram
15
Figure 4-3: VPX Style Mechanical Keying
16
Figure 4-4: Mezzanine Board Mounted on a GR-VPX-GR740 Main Board
17
GR740 Microcontroller
18
Memory
18
Main Board Interfaces
18
SPW Interfaces
18
Figure 4-5: On-Board Spacewire Connections
19
Table 1: GR740 Spw Router Port Mapping to Front Panel Interfaces
19
Table 2: GR740 Spw Router Port Mapping to Backplane Interfaces
19
SPW Connector Implementation Details and Precautions to Follow
20
Ethernet
20
Mil-1553
20
Pps
21
FTDI (USB Serial)
21
VPX Backplane
21
Figure 4-6: PPS Input Circuitry
21
Mezzanine Interfaces
22
Gpio
24
Table 3: Functions Assigned to GPIO Signals of GR740
25
Table 4: Functions Assigned to GPIO2 Signals of GR740
26
Figure 4-7: Configuration Option for Switch S23 and S24
27
Figure 4-8: Configuration Option for Switch S27 to S41
27
Debug Support Unit Interfaces
28
Figure 4-9: Debug Support Unit Connections
28
Oscillators and Clock Inputs
29
Figure 4-10: Board Level Clock Distribution Scheme - GR-VPX-GR740
30
Power Supply and Voltage Regulation
31
Figure 4-11: Power Regulation Scheme - GR-VPX-GR740
31
5 Setting up and Using the Board
33
Switches and Bootstrap Signals
33
SP3T Switch Description and Configuration Properties
34
Figure 5-1: SW-SP3T Configuration Options and Schematics
34
Figure 5-2: SW-SP3T Mapping between Schematics and a Switch Onboard
34
GR740 Bootstrap Signals
35
Figure 5-3: Configuration Options for Switch S1 to S22
35
Figure 5-4: GR740SBC Bootstrap Signals Default Configuration
36
Table 5: GR740 Bootstrap Settings
36
Other Configurable Switches Default Settings
37
Jumper Configurations
37
Table 6: GR740 GPIO Bootstrap Settings
37
Table 7: Other Configurable Switches Default Settings
37
Default Setting of Jumpers - GR-VPX-GR740
38
Table 8: Default Setting of Jumpers - GR-VPX-GR740
38
6 Interfaces and Configuration
39
Figure 6-1: Front Panel View (Pins 1 Marked Red)
39
List of Connectors - GR-VPX-GR740
40
List of Connectors - GR-VPX-SPW-MEZZ
40
Table 9: List of Connectors - GR-VPX-GR740
40
Table 10: List of Connectors - GR-VPX-SPW-MEZZ
40
Table 11: J1 POWER - External Power Connector
41
Table 12: J2 Dual MIL-STD-1553 Interface Connections
41
Table 13: J3 RJ45-ETHERNET Connector
41
Table 14: J4 PPS Input
41
Table 15: J5: Front Panel Input/Output Pins
42
Table 16: J6: SDRAM SODIMM Socket Pin-Out
44
Table 17: J7 GR740 - JTAG Connector
44
Table 18: J8 USB Micro Connector - FTDI Quad Serial Link
44
Table 19: J9 Mezzanine Connector - Female
45
Table 20: J10 SPW-HDR Interface Connections
46
Table 21: J11 FPGA- JTAG Connector
46
List of Oscillators, Switches and Led's - GR-VPX-GR740
47
Table 22: List and Definition of Oscillators and Crystals
47
Table 23: List and Definition of PCB Mounted Led's
47
Table 24: List and Definition of Switches
48
Figure 6-2: GR-VPX-GR740 PCB Top View
49
Figure 6-3: GR-VPX-GR740 PCB Bottom View
50
7 Change Record
52
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