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Summary of Contents for Congatec conga-SBM2C
- Page 1 Smart Battery Manager Module User's Guide Revision 1.1...
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Page 2: Revision History
Changes 05.03.08 AHE/GDA Official release 26.03.08 Changed the 12V signal listed in the optional signal table in section 4.3 to 5V_VCC. 5V system power is the optional signal available, not 12V system power. Copyright © 2008 congatec AG SBM2Cm11 2/24... - Page 3 AG assumes no liability for any damages incurred directly or indirectly from any technical or typographical errors or omissions contained herein or for discrepancies between the product and the user's guide. In no event shall congatec AG be liable for any incidental, consequential, special, or exemplary damages, whether based on tort, contract or otherwise, arising out of or in connection with this user's guide or any other information contained herein or the use thereof.
- Page 4 Copyright © 2008, congatec AG. All rights reserved. All text, pictures and graphics are protected by copyrights. No copying is permitted without written permission from congatec AG. congatec AG has made every attempt to ensure that the information in this document is accurate yet the information contained within is supplied “as-is”. Trademarks Intel and Pentium are registered trademarks of Intel Corporation.
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Page 5: Technical Support
AG makes no representation, warranty or guaranty, express or implied regarding the products except its standard form of limited warranty ("Limited Warranty"). congatec AG may in its sole discretion modify its Limited Warranty at any time and from time to time. - Page 6 When the conga-SBM²C is used in conjunction with the SBM²C Smart Battery Management Module starter kit, its use is intended for ENGINEERING DEVELOPMENT OR EVALUATION PURPOSE ONLY and is not considered by congatec AG to be fit for commercial use. As such, the goods provided in the SBM²C Smart Battery Management...
- Page 7 Options Information The conga-SBM²C is currently available in one variant. Part-No. 026571 Input Voltage 19 V 12.0 V/6.0 A Output 1 5.1 V/6.5 A Output 2 5.1 V/0.5 A Output 3 Copyright © 2008 congatec AG SBM2Cm11 7/24...
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Page 8: Table Of Contents
5 Power Button, Beeper and I/O....................19 5.1 Power Button........................... 19 5.2 Beeper Control........................19 5.3 I/O Control..........................19 6 conga-SBM²C Register....................... 21 6.1 Software Considerations......................21 6.2 Interface..........................21 6.2.1 OptionalMfgFunction3 Register (0x3D)................23 7 Industry Specifications........................ 24 Copyright © 2008 congatec AG SBM2Cm11 8/24... -
Page 9: Specifications
® Windows ® XP/2000 • Microsoft ® Windows ® XP Embedded • Linux The conga-SBM²C supports the following Operating Systems when using congatec CGOS interface to communicate to the conga-SBM²C. • Microsoft ® Windows ® XP/2000 • Microsoft ® Windows ®... -
Page 10: Mechanical Dimensions
1.3 Mechanical Dimensions • 109.0 mm x 67.9 mm (4.3” x 2.6”) • Height approx. 9.7 mm (0.4”) excluding connectors. Copyright © 2008 congatec AG SBM2Cm11 10/24... -
Page 11: Environmental Specifications
100 mV n.a. n.a. @ 10Hz-20MHz Max. Current 6.5 A 500 mA 6.0 A 3.0 A 500 mA 2.3 A n.a. Max. Current (t<10sec.) Power (continuous) 30 W 2.5 W 72 W 50 W Copyright © 2008 congatec AG SBM2Cm11 11/24... -
Page 12: Block Diagram
Block Diagram Copyright © 2007 congatec AG SBM2Cm11 12/24... -
Page 13: Cooling
You can use for example: Chomerics THERM-A-GAP: • http://www.chomerics.com T-Global L37 series • http://www.tglobal.com.tw/ Bergquist Gap-Pad • http://www.bergquistcompany.com Copyright © 2008 congatec AG SBM2Cm11 13/24... -
Page 14: Signal Descriptions And Pinout Tables
Input 3.3V tolerant I 5V Input 5V tolerant I/O 3.3VSB Input 3.3V tolerant active in standby state O 3.3V Output 3.3V signal level O 5V Output 5V signal level Power Input/Output Push-Pull Output Open Collector Copyright © 2008 congatec AG SBM2Cm11 14/24... -
Page 15: Connector J1
C_PSON# Power on/off request line from the CPU module I 5V M_SCL Clock line of internal I²C-bus I/O 5V PU 15k µC_VCC M_SDA Data line of internal I²C-bus I/O 5V PU 15k µC_VCC Copyright © 2008 congatec AG SBM2Cm11 15/24... -
Page 16: Connector J2
I²C-bus clock line used for communication with battery 2 I/O 5V PU 15k µC_VCC B1_SCL I²C-bus clock line used for communication with battery 2 I/O 5V PU 15k µC_VCC Ground Ground Power input 19V/4.5A Power input 19V/4.5A Copyright © 2008 congatec AG SBM2Cm11 16/24... -
Page 17: Connecting To A Com Express™ Cpu Module
Supply for external I/O TDI, TDO, TCK, TMS JTAG interface M_SDA, M_SCL SBM²C internal I²C-bus BAT2 Battery 2 power connection B2_SDA, B2_SCL I²C-bus used for communication with battery 2 5V_VCC 5V system power Copyright © 2008 congatec AG SBM2Cm11 17/24... -
Page 18: Placement And Layout Considerations
The following table lists signals which are important when designing a battery powered system that is in compliance with the congatec Battery Management Interface Specification. Signal Description (COM Express™) BATLOW# This signal is used by the battery system to generate interrupts upon special events such as AC power changes, attaching/detaching of batteries, battery low conditions, etc. -
Page 19: Power Button, Beeper And I/O
(http://www.nxp.com). You can attach LEDs to indicate different modes and statuses. The conga-SBM²C addresses the PCA9555 using the addresses shown below. I²C address 7 bit 0x20 8 bit 0x40 R#/W Make sure you configured the PCA9555 address jumpers to the specific address. Copyright © 2008 congatec AG SBM2Cm11 19/24... - Page 20 SOC: 25% to 49% P0.2 SOC: 0% to 24% P0.3 Flashing when SOC below configurable level BAT1 EMPTY Flashing when SOC below configurable level P0.6 BAT2 EMPTY Flashing when SOC below configurable level P0.7 Copyright © 2008 congatec AG SBM2Cm11 20/24...
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Page 21: Conga-Sbm²C Register
(cBC) accesses the individual registers. An entry 'r' or 'r/w' means that the implementation of the particular register is mandatory in order for the congatec battery management solution to function properly. An empty entry means that the particular register is optional and may be implemented by the SBSM for completeness. - Page 22 Reserved 0x30 - 0x3B Firmware Revision 0x3C Unsigned integer, congatec specific word Blink Warn Capacity 0x3D Unsigned integer, congatec specific / see section 6.2.1 word Beep Warn Capacity 0x3E Unsigned integer, congatec specific word Beep On Capacity 0x3F Unsigned integer, congatec specific...
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Page 23: Optionalmfgfunction3 Register (0X3D)
G3 state to minimize power consumption. Therefore, congatec has defined two bits 'S3' and 'S5' in the smart battery register OptionalMfgFunction3. These bits are used to signal the SBSM (Smart Battery System Manager) whether it may additionally switch off the system standby power after the main system power has been switched off. -
Page 24: Industry Specifications
Industry Specifications The list below provides links to industry specifications that apply to congatec AG modules. Specification Link COM Express™ Specification http://www.picmg.org congatec White Paper 'Embedded Battery Management' http://www.congatec.com/fileadmin/Technology/battery_m anagement/fb_battery_management_-_en.pdf congatec Battery Management Interface Specification http://www.congatec.com/sbm2.html Smart Battery System Specifications http://www.sbs-forum.org/specs/...
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