ST MB467 Manuals

Manuals and User Guides for ST MB467. We have 1 ST MB467 manual available for free PDF download: User Manual

ST MB467 User Manual

ST MB467 User Manual (39 pages)

Airbag EVA Board

Brand: ST | Category: Computer Hardware | Size: 0 MB

Table of Contents

Table of Contents
4
Introduction
8
Features
8
Figure 1. the MB467 Airbag Eva Board
8
Devices
9
Board Connections
9
Before You Start
10
Jumper Settings
10
Using the Board
11
How to Exercise Diagnostic Functionality
11
Arming Interface
11
Squibs
11
Deployment Drivers
11
Satellites Communications
11
Hardware
12
Overview
12
Figure 2. MB467 Airbag Eva Board Layout Block Diagram
12
L9658 Octal Squib Driver and Quad Sensor Interface ASIC
13
Figure 3. MB467 Airbag Eva Board System Block Diagram
13
L9654 Quad Squib Driver and Dual Sensor Interface ASIC
14
L4998 Safety Power Regulator ASIC
15
Satellite/Sensor Interface
15
Features
15
Functional Description
15
Satellite SPI Interface
16
Board Satellite Functionality
16
Table 1. Satellite Connector
16
Arming Interface
17
Table 2. Satellite Jumpers
17
Figure 4. Satellite Jumpers Location
17
Arming SPI Interface
18
Table 3. Arming Interface Jumpers
18
Figure 5. SPI Configuration on Arming for Eva Board
18
ASIC Diagnostic Functionality
19
Table 4. Deployment Enable Jumpers
19
Figure 6. Arming SPI Daisy-Chain Configuration
19
Squib and Deployment Drivers
20
Features
20
Figure 7. Arming Jumpers Location
20
Functional Description
21
Board Functionality
21
Table 5. Squib Connectors
21
Table 6. Squib Dummy Loads
22
Power Supply
23
Figure 8. Squib Jumpers Location
23
Table 7. Power Supply Jumpers
24
Table 8. Power Supply Jumpers (Testing Only)
24
Reset
25
Table 9. Reset Jumper
25
Figure 9. Power Supply Jumpers Location
25
CPU Board Connector
26
Table 10. CPU Board Connector Pinout
26
Figure 10. Reset Jumper
26
Prototyping Area
27
Jumpers Summary
27
Table 11. Jumpers Summary
27
Connectors Summary
30
Table 12. Connectors Summary
30
Revision History
32
Appendix A Bill of Materials
33
Table 13. Bill of Materials
33
Appendix B Schematics
35
Figure 11. L4998 Safety Power Regulator
35
Figure 12. L9658 Octal Squib Driver and Quad Sensor Interfaces
36
Figure 13. L9654 Quad Squib Driver and Dual Sensor Interfaces
37
Figure 14. Connector to CPU Board
38

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