CBC-EVAL-12-34123 Preliminary
Contents
1. CYMBET CORPORATION Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit Real Time Clock with Integrated Backup Power System Features and Overview CBC EVAL 12 34123 is a demonstration kit featuring the Cymbet CBC34123 EnerChip RTC an integrated surface mount device combining an NXP PCF2123 Real Time Clock RTC power management circuit and solid state rechargeable EnerChip providing 30 hours of backup power to the RTC The kit demonstrates just how compact an RTC with integrated backup power can be using the low profile surface mount device from Cymbet The combined solution occupies only 0 25 cm of board space CBC EVAL 12 34123 has the following elements e Low power RTC with SPl interface bus e Solid state rechargeable energy storage for real time clock backup power e Power fail detect with automatic switchover from main power to integrated backup power source e Integrated battery management that controls battery charging and discharge cutoff ensuring maximum service life of the on board storage cell e USB connector for easy demonstration and application development on personal computer e Input output access to board for easy connection to external microcontroller Smallest RTC Power Backup Footprint The block diagram of Figure 1 illustrates the CBC EVAL 12 34123 an extremely compact low power RTC with integrated backup power source CBC34123 EnerChip RTC Cymbet EnerChip and Power M2. Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 13 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit CBC EVAL 12 34123 Assembly Diagrams CBC341235 CBC EVAL 12 SDI sc amp CYMBET ND WWW CYMBET COM 1 310107 REV A C2013 BAR CODE LABEL Figure 6 CBC EVAL 12 34123 EnerChip RTC Board Assembly Diagram Bottom View Ordering Information EnerChipPartNumber Description Notes CBC34123 M5C EnerChip RTC SPI 5uAh 2123 5x5 QFN mie 20 70C EnerChip RTC CBC34123 Evaluation Kit Disclaimer of Warranties As Is The information provided in this data sheet is provided As Is and Cymbet Corporation disclaims all representations or warranties of any kind express or implied relating to this data sheet and the Cymbet battery product described herein including without limitation the implied warranties of merchantability fitness for a particular purpose non infringement title or any warranties arising out of course of dealing course of performance or usage of trade Cymbet battery products are not approved for use in life critical applications Users shall confirm suitability of the Cymbet battery product in any products or applications in which the Cymbet battery product is adopted for use and are solely responsible for all legal regulatory and safety related requirements concerning their products and applications and any use of the Cymbet battery product described herein i
3. anagement Solid state backup power NXP PCF2123 source with integrated Real Time Clock power management USB interface circuit and 5 pin computer interface to CBC34123 connector Figure 1 CBC EVAL 12 34123 Block Diagram Figure 2 shows the USB Interface Board to the left and the CBC34123 EnerChip RTC Tab Board to the right Figure 2 a Demo Kit EVAL 12 Graphical User Interface The CBC EVAL 12 34123 includes a PC based software application that communicates with the USB stick Users can set the time of day date and countdown timer values to experiment with RTC power back up The application also allows the user access to the RTC registers for viewing and modification The software works with Microsoft Windows XP Windows 7 and Windows 8 operating systems Once the EVAL 12 USB stick is inserted into the PC the Connect button is clicked in the GUI to establish communication over the USB port The entire USB stick or just the CBC34123 Tab Board can then be removed from the PC and the RTC will be powered by the EnerChip rechargeable solid state battery that is integrated within the CBC34123 5mm x 5mm QFN package on the CBC34123 Tab Board FE Cymbet CBC EVAL 12 Demo a File RTC Control 5 x Graphical User Interface for Easy Application Development RTC Time and Date 12 24 Hr 12Hr 24Hr Time System Time RTC Countdown Timer Zulu UTC Time ww Full Access to RTC Bean Register
4. arm x x 2 Ofset Reg OFF4 OFF3 OFFI Timer CLKOUT COFO TE CTD Countdown Timer 16 8 SR TTP 10 10 10 10 x 10 10 10 10 z co Si J gt 1 Pa Pa Pa Pa Ma Pa Pa Pa Pa xxx BSxxxx BBG FB l cika tel te fal li Ozh 03h 04h 05h 06h Dh 08h 05h OAh OBh OCh 00h OEh OFh To adjust the registers click on either the Bit Set or Bit Reset box in the lower left corner of the register map window then click on the field in one of the Bit columns to set or reset respectively that register bit When finished setting the register fields click the Set Register button in the lower right corner of the window o0 CBC TAB 34123 Registers Bit 12_24 Function Control_1 Control Seconds Hours T xx a BS co oo c co co X co co c o OB Mm NR BIR RS M a a a a ee ee HOO GED TE Pad OFF3 FI TE 2 D aa aa a gt a 509955955359 When finished using the CBC EVAL 12 34123 click the RTC EC Power button in the main GUI window to turn off power to the module Then click on the Disconnect button and remove the USB dongle from the computer 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 12 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit Reference Documents CBC34123 EnerChip RTC Data Sheet http www cymbet com pdfs DS 72 31 pdf PCF2123 NXP Real Time Clock Data Sheet http www n
5. ate and time have been set the integrated EnerChip battery can be used to maintain the timer or real time by either disabling power from the dongle by clicking the RTC EC Power button or removing the dongle from the USB port In the absence of USB power the EnerChip will provide power to the PCF2123 RTC for up to 30 hours Simply re insert the dongle or re apply power to verify that the countdown timer or time and date were maintained while the dongle was not under USB power RTC Register Access The PCF2123 registers are also accessible through the EVAL 12 GUI Select the Show RTC Registers option to view and modify the RTC register settings as shown below a l 20 AM PM Days Week Days Mo Century Years Min Alarm Hr Alarm Day Aam Wk Day Alarm Offset Reg OFF6 Timer CLKOUT COF Countdown Timer 64 xxx BBxx x x amp h h i p i h a l o i Ba Po Pa Pa Pa Pa Pj Pa Pa ma m M OFFO cTD0 1 FPHSAOBSPESRISREGH SAxXR BRE X xD h 2 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 11 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit From this window click on the Get Registers box to reveal the bit settings An example of the register map is shown in the following window o0 CBC TAB 34123 Registers Function Control_1 Control_ Seconds Minutes Hours Days Mo Century Years Min Alarm Hr Alarm Day Alarm 10 Wk Day Al
6. by manually entering the data Click OK to execute the command all Cymbet CBC EVAL 12 Demo File RTC Control Messages RTC connected RTC Time and Date RTC Countdown Timer Set RTC Date Time Set RTC to Todays Date Today RTC EC Power CBC TAB 34123 Found 12 24 Hr Set RTC Date 12 13 2013 05 19 31 PM EM ok Cance CYMBET CORPORATION v20 L The RTC Count Down Timer option allows the user to apply a value from O to 255 in Secs field a ad Cymbet CBC EVAL 12 Demo o B File RTC Control Messages RTC connected RTC Time and Date RTC Countdown Timer RTCEC Power CBC TAB 34123 Found 12 24 Hr Set RTC Countdown Timer Secs 0 v20 L A 19 Enter a valid number and click OK to execute the command The timer will then be set and begin to count down to zero 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 10 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit a Cymbet CBC EVAL 12 Demo File RTC Control Messages RTC connected RTC EC Power O CBC TAB 34123 Found RTC Time and Date 12 24 Hr 12 Hr 24 Hr Time System Time Zulu UTC Time RTC Countdown Timer 20 The system set up is now complete Once the countdown timer or d
7. er CDM20830_Setup 11 22 2013 7 35 AM Application 1 893 KB fey EVALL2 Setup 11 13 2013 9 32 AM Windows Installer 436 KB C EVALL2 11 5 2013 7 19 AM Application 191 KB Microsoft VisualBasic PowerPacks Vs dll 4 18 2011 3 38 PM Application extens 254 KE T setup 11 13 2013 9 32 AM Application 418 KE 2 Do not yet insert any hardware into the USB port Launch the application by clicking on CDM20830_ Setup 3 A dialog box will appear asking Do you want to allow the following program to make changes to this com puter Click the Yes option 4 The following window will appear Click Extract FIDIChip CDM Drivers FTDIChip CDM Drivers Click Extract to unpack version 2 08 30 of FTDI s Windows Driver package and launch the installer 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 3 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit 5 When the following window appears click Next Device Driver Installation Wizard Welcome to the Device Driver Installation Wizard This wizard helps you install the software drivers that some computers devices need in orderto work To continue click Next 6 Once the files have loaded the following window will appear Click Finish This installs the files pertaining to the USB interface Device Driver Installation Wizard Completing the Device Driver Installation Wi
8. he GUI The computer s system time should now appear active in the GUI At the top right of the window CBC TAB 34123 Found is indicated along with Messages RTC Connected at the top left 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com Page 8 of 14 DS 72 35 VO 7 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit a Cymbet CBC EVAL 12 Demo File RIC Control Messages RTC connected Erc RTC Time and Date CBC TAB 34123 Found RTC Countdown Timer 16 Click RTC EC Power to disable power from the dongle The RTC EC Power indicator on the GUI will turn off as will the PWR LED on the CBC34123 Tab Board Click RTC EC Power to again apply power to the dongle 17 There are several configuration options available to the user from the RTC Control menu To view the available options open the RTC Control drop down menu and select from the 3 options as shown below ad Cymbet CBC EVAL 12 Demo RTC Control Set RTC Time Date Set RTC Count Down Timer Show RTC Registers About RTC Time and Date 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com Page 9 of 14 DS 72 35 VO 7 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit 18 The Set RTC Date Time option allows the user to set a specific date and time Enter any arbitrary date and time as the starting time using either the drop down calendar menu or
9. installer will guide you through the steps required to install EVALT2 Setup on your computer WARNING This computer program is protected by copyright law and international treaties Unauthorized duplication or distribution of this program or any portion of it may result in severe civil or criminal penalties and will be prosecuted to the maximum extent possible under the law Cancel lt Back 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 5 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit 9 When the following window appears select an installation folder destination on your computer and click Next Select Installation Folder The installer will install EVALT2 Setup to the following folder To install in this folder click Mest To install to a different folder enter it below or click Browse Folder C AProgram Files Defaukt Company Name EVAL 2 Setup Install EVAL12 Setup for yourself or for anyone who uses this computer gt Everone Just me 10 The following window will appear Again click Next 38l EVAL12 Setup Contirm Installation The installer is ready to install EVALT2 Setup on your computer Click Nest to start the installation 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 6 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluat
10. ion Kit 11 The following window will appear Allow the installation to continue and when the message Do you want to allow the following program from an unknown publisher to make changes to this computer appears answer Yes Installing EVAL1 Setup EVALT2 Setup ts being installed Please wait 12 Once the installation is complete the following window will appear Click Close Installation Complete EVWALT 2 Setup has been successtully installed Click Close to exit Please use Windows Update to check for any critical updates to the NET Framework Close 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 7 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit 13 There should now be an EVAL12 Demo Shortcut icon on your desktop as shown below Double click on the icon to launch the Graphical User Interface GUI EVALI Demo exe eR Shortcut 2 96 KE GUI installation is now complete The following window should appear ad Cymbet CBC EVAL 12 Demo File RTC Control Messages Rc rome RTC Time and Date RTC Countdown Timer J 000 amp CYMBET 14 Insert the CBC EVAL 12 34123 dongle into the USB port It can take up to a minute for the computer to recognize the new hardware 15 Both red LEDs on the EVAL stick one on the USB board and the other on the Tab Board should be lit Click the Connect button on t
11. n any such product or applications Cymbet the Cymbet Logo and EnerChip are trademarks of Cymbet Corporation All Rights Reserved EnerChip products and technology are covered by one or more patents or patents pending 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 14 of 14
12. s i 3899998833893538 F 5 F 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 1 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit CBC EVAL 12 Module Connector Jumpers and Test Points ots 1 _ E ins p 3 33 Figure 3 Locations of Jumpers JUMPERS AND CONNECTORS Designation EXT ENERCHIP EXT ENERCHIP PCB Trace RTC PWR Cut jumper to disable RTC PWR LED PCB Trace ENABLE Cut jumper to enable disable the CBC34123 charge pump PCB Trace CLKOE Cut jumper and tie J5 P13 high to RTC PWR J5 P2 or J5 P16 to enable clock output signal on J5 P14 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 2 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit Getting Started BEFORE inserting the USB dongle into the USB port proceed with the file downloads as described below For first time users who have not installed the demonstration software follow these steps 1 Download the CBC EVAL 12 34123 files from the web site and save them to your computer The directory structure loaded to your computer will look like the following Name l Date modified Type SIZE di DotNetFx40Client 11 13 2013 9 34 AM File folder di Fonts Folder 11 13 2013 9 34 AM File folder di System Folder 11 13 2013 9 34 AM File folder di System32 11 13 2013 9 34 AM File folder di Windowslnstaller3_1 11 13 2013 9 34 AM File fold
13. xp com documents data_sheet PCF2123 pdf Crystal Selection Guide UM10301 User Manual for NXP Real Time Clocks http www nxp com documents user_manual UM10301 pdf CBC EVAL 12 34123 Circuit Schematic The schematic of Figure 4 depicts the CBC EVAL 12 34123 RTC board For the purpose of supporting hardware development CBC34123 package pins are accessible by way of through hole vias 1 16 of J5 on the Tab Board Additional backup run time is Supported by connecting external EnerChips to the CBC34123 by way of through hole vias 1 2 of J3 Ji c R4 on 1 i C gt RTEPWR pa T 5 5V NERCHI ae E 10 T p E EXT El j EEDATAIN 14 EDATAGUT Z EECC iio RTO PWR SAMTEC MEC1 1 DH 12F I EM2 RTC PWR s L gt Z RESET Hha dd LKOUT LKOE Di xY CLEOUT SPICE 5 SPI SOL SPI SDI jk SP1SD0 lt Figure 4 CBC EVAL 12 34123 EnerChip RTC Board Circuit Schematic Table 1 CBC EVAL 12 34123 EnerChip RTC Board Bill of Materials Quantity Ref Designator Manufacturer Manufacturer Part De Distributor Distributor Part scription 1 1 R1 Yageo _ RC0402JR 07680RL__ RES 680 OHM 1 16W 5 0402 SMD ___ DIGILKEY 2 RES 10 0K OHM 1 16W 1 0402 SMD 2 1 Jur Cymbet __ CBC34123 RTC clock module with SPI interface CYMBET Cid 1 1 Y1 Micro Crystal Switzerland ___ CM7V T1A_ CRYSTAL 32 768KHz 9PF SMT o 1 1ILABEL SERIAL NUMBER LABEL BAR CODE 2013 Cymbet Corporation
14. zard The drivers were successfully installed on this computer You can now connect your device to this computer If your device came with instructions please read them first Driver Name Status w FTDOI COM Driver Packa Ready to use w FTDI CDM Driver Packa Ready to use T Next launch the application by opening the setup file as highlighted in the following diagram located in the directory 2013 Cymbet Corporation Tel 1 763 633 1780 www cymbet com DS 72 35 VO 7 Page 4 of 14 Preliminary CBC EVAL 12 34123 EnerChip RTC Evaluation Kit Name d DotNetFX40Client di Fonts Folder di System Folder System32 Windowslnstaller3_1 W CDM20830_Setup Pai cymbet_swirl iS EVAL12 Setup C EVALI2 Microsoft VisualBasic PowerPacks Vs dll setup 8 When the following window appears click Next J EVAL12 Setup Date modified 11 13 2015 9 34 AM 11 13 2015 9 34 AM 11 13 2015 9 34 AM 11 13 2015 9 34 AM 11 13 2015 9 34 AM 11 22 2015 7 35 AM 10 3 2008 4 45 PM 11 13 2013 9 32 AM 11 5 2013 7 19 AM 4 18 2011 3 38 PM 11 13 2015 9 32 AM Type File folder File folder File folder File folder File folder Application icon Windows Installer Application Application extens Application Welcome to the EYALI 2 Setup Setup Wizard Size 1 893 KB 3KB 436 KB 191 KB 254 KB 418 KB The
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