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BeagleBone CANBus Cape

System Reference Manual

Revision A1

Page 3 of 21

FITNESS FOR A PARTICULAR PURPOSE. THE
ENTIRE

RISK

THE

QUALITY

AND

PERFORMANCE  OF  THE  DESIGN  MATERIALS  IS
WITH  YOU.  SHOULD  THE  DESIGN  MATERIALS
PROVE  DEFECTIVE,  YOU  ASSUME  THE  COST  OF
ALL

NECESSARY

SERVICING,

REPAIR

CORRECTION.

We mean it; these design materials may be totally
unsuitable for any purposes.

Содержание CANBus Cape

Страница 1: ...BeagleBone CANBus Cape System Reference Manual Revision A1 September 28th 2012...

Страница 2: ...license results one license_code by sa For any questions concerns or issues submit them to support beagleboardtoys com BEAGLEBONE CANBUS CAPE DESIGN These design materials referred to in this document...

Страница 3: ...ICULAR PURPOSE THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE DESIGN MATERIALS IS WITH YOU SHOULD THE DESIGN MATERIALS PROVE DEFECTIVE YOU ASSUME THE COST OF ALL NECESSARY SERVICING REPAIR O...

Страница 4: ...R STATUTORY INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE The user assumes all responsibility and liability for proper and safe handling of the goods Further the user...

Страница 5: ...problems occurring as a result of improper use modifications exposure to water excessive voltages abuse or accidents All boards will be returned via standard mail if an issue is found If no issue is...

Страница 6: ...3 REPAIRS 12 4 0 FEATURES AND SPECIFICATIONS 13 4 1 KEY COMPONENT LOCATIONS 14 4 2 CAN BUS INTERFACE 14 4 3 POWER INDICATOR 15 4 4 MECHANICAL SPECIFICATIONS 15 4 5 ELECTRICAL SPECIFICATIONS 15 5 0 SY...

Страница 7: ...e 2 Key Components 14 Figure 3 BeagleBone CANBus Cape High Level Block Diagram 16 Figure 4 CAN Transceiver Circuit 17 Figure 5 UART Selection Circuit 18 Figure 6 BeagleBone CANBus Cape EEPROM 19 Figur...

Страница 8: ...BeagleBone CANBus Cape System Reference Manual Revision A1 Page 8 of 21 NOTES...

Страница 9: ...ons in this document are Section 2 0 Change History Provides tracking for the changes made to the System Reference Manual Section 3 0 Overview This is a high level overview of the BeagleBone CANBus Ca...

Страница 10: ...em Reference Manual Revision A1 Page 10 of 21 2 0 Change History 2 1 Change History Table 1 tracks the changes made for each revision of this document Table 1 Change History Rev Changes Date By A1 Ini...

Страница 11: ...or to provide a Controller Area Network CAN interface that meets the specifications of ISO11898 The CAN Bus interface can be accessed via a standard D Sub 9 female serial connector This connector is l...

Страница 12: ...ne CANBus Cape 3 3 Repairs If you feel the board is in need of repair follow the RMA Request process found at http www beagleboardtoys com support rma Do not send the board in for repair until an RMA...

Страница 13: ...d provides a high level description of the major components and interfaces that make up the board Table 2 provides a list of the BeagleBone CANBus Cape s features Table 2 BeagleBone CANBus Cape Featur...

Страница 14: ...Cape uses an RSZ 3 305HP to provide isolated power sources for the CAN transceiver ISO1050 ISO1050 is a galvanically isolated CAN transceiver that isolates grounds and prevents noise currents from en...

Страница 15: ...D is green when lit 4 4 Mechanical Specifications Size 4 00 x 2 50 Layers 4 PCB thickness 062 RoHS Compliant Yes 4 5 Electrical Specifications Table 3 is the electrical specification of the external i...

Страница 16: ...Cape Figure 3 BeagleBone CANBus Cape High Level Block Diagram 5 2 CAN Transceiver ISO1050 is a galvanically isolated CAN transceiver The input and output buffers are isolated by a silicon oxide insul...

Страница 17: ...Cape Figure 4 CAN Transceiver Circuit 5 3 Isolated Power and Ground The CANBus Cape uses an isolated DC DC converter RSZ 3 305HP to convert 3 3V to 5 0V for the CAN transceiver RSZ 3 305HP features a...

Страница 18: ...lection circuit on the CANBus Cape Figure 5 UART Selection Circuit 5 5 EEPROM The BeagleBone CANBus Cape has an EEPROM containing information that will allow the SW to identify the board and to config...

Страница 19: ...rd Address line A2 is always tied high This sets the allowable address range for the expansion cards to 0x54 to 0x57 All other I2C addresses can be used by the user in the design of their Capes But th...

Страница 20: ...evision A1 Page 20 of 21 6 0 Mechanical Information This section provides information on the mechanical aspect of the BeagleBone CANBus Cape Figure 7 is the dimensions of the BeagleBone CANBus Cape Fi...

Страница 21: ...wed via resources at BeagleBoard org discuss THERE IS NO WARRANTY FOR THE DESIGN MATERIALS TO THE EXTENT PERMITTED BY APPLICABLE LAW EXCEPT WHEN OTHERWISE STATED IN WRITING THE COPYRIGHT HOLDERS AND O...

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