Microchip Technology ATAK51005-V1, User Manual

Page 1: ...e and software building blocks to meet the most recent requirements for specialized systems For example the UWB reference design board is not required if the UWB functionality is not being evaluated F...

Page 2: ...Entry Operation 14 5 2 1 RKE Operation 14 5 3 PEPS Operation 15 5 3 1 System Configuration Window Overview 16 5 3 2 PEPS Message Status Window Overview 19 5 3 3 Identifying FOBS within LF Range 20 5 3...

Page 3: ...mer Support 45 Microchip Devices Code Protection Feature 45 Legal Notice 45 Trademarks 46 Quality Management System 47 Worldwide Sales and Service 48 ATAN0219 2020 2022 Microchip Technology Inc and it...

Page 4: ...nal One ATA5831 XPRO RF transceiver board One ATA8352 XPRO UWB transceiver board optional Fob and transponder One ATAB5702A V2 3B RF transmitter with 3D LF PEPS and 3D LF immobilizer transponder board...

Page 5: ...te Keyless Entry SMA Sub Miniature A ToF Time of Flight UA Unidirectional Authentication UID Unique ID UWB Ultra Wideband UHF Ultra High Frequency ATAN0219 Quick References 2020 2022 Microchip Technol...

Page 6: ...he ReadUID command is sent to the fob The fob has to decode the ReadUID command and respond with its Unique ID UID value If the received UID value is correct matches the stored UID the start authentic...

Page 7: ...e Then it encrypts the received challenge data using AES and returns the correct cipher response together with the positioning information to the vehicle via the unidirectional UHF link Note For more...

Page 8: ...sure that the J1 jumper on the LF antenna module is set to the inductor only position and go to step 4 Note For use of the antenna on the Ant1 7 connectors ensure that the jumper on the LF antenna mod...

Page 9: ...UWB transceiver board in the EXT2 connector on the ATSAMC21 XPRO board Connect the UWB PCB antenna to the ATA8352 XPRO board Connect the UWB board to the EXT2 connector on ATAB5702A fob board Connect...

Page 10: ...via the virtual COM port Install the USB driver Windows 10 and later to support the ATSAMC21 XPRO virtual COM port via a USB connection see 7 XPRO USB Driver Installation Perform the following steps f...

Page 11: ...Baud Rate Settings In the Car Access System PC Application window navigate to COM BAUD Rate 115200 Figure 4 3 Baud Rate selection The CARS utility is now ready for use 4 4 Initial Configuration of th...

Page 12: ...ving the ATAB5702A fob board position slightly on the LF antenna module or X 10013 002 antenna and repeat step 4 Notes The learn procedure is required for the system to function properly during which...

Page 13: ...tion The immobilizer functionality is tested using the base station hardware ATSAMC21 XPRO ATA5291 XPRO or ATA5293 XPRO LF antenna module or X 10013 002 antenna and the ATAB5702A fob board The CARS PC...

Page 14: ...trunk Long press Remote start Unlock all doors Close trunk Except for a long press of SW1 all of the other buttons transmit the RKE command messages using FSK modulation at 9 6 kbps To carry out a lon...

Page 15: ...arison between the expected MAC computed using AES 128 and the received MAC RF Channel Displays the RF channel that received the message RF RSSI The signal strength measured at the RF transceiver boar...

Page 16: ...S Information 14 Send the PEPS Information to GUI via USB 12 Respond to Vehicle via UHF with UWB ToF and LF RSSI Distance Measurement 11 Set an RF Frame with UWB ToF and LF RSSI Distance Measurement 5...

Page 17: ...gh 6 are used ensure the J1 jumper on the LF antenna module is set to the LCR option When using the ATA5293 XPRO and antenna channel 1 the X 10013 002 antenna is required When antenna channels 2 throu...

Page 18: ...ority when responding to a PEPS command following the common slot of the anti collision process PEPS Fob Actions This section allows for selection and communication with an individual fob even with ot...

Page 19: ...Message Status window displays the challenge or response information along with localization details and ToF measurement performed using UWB for each fob that is learned to the system In the Car Acce...

Page 20: ...is greater than the Relay Attack Threshold cm value or if the fob does not return a measured value The Battery Low icon appears if the fob returns a low voltage warning indicating the battery voltage...

Page 21: ...using high precision equipment at the fob s manufacturing facility However with the help of the CARS PC application the end of line calibration sequence is approximated by clicking the Calibrate Fob b...

Page 22: ...ver a large set of influences 5 3 5 Fob Calibration Process Perform the following calibration steps for each fob separately 1 If not done already follow the procedure detailed in 4 CARS Kit PC Evaluat...

Page 23: ...ignal amplitude and updates the result to the Peak RSSI field for the X axis Click the Measure button several times to ensure the peak value is stable see the following figure Note When using the ATA5...

Page 24: ...the Peak RSSI field for the Y axis Click the Measure button several times to ensure the peak value is stable see the following figure Note When using the ATA5293 XPRO the X 10013 002 antenna position...

Page 25: ...the Peak RSSI field for the Z axis Click the Measure button several times to ensure the peak value is stable see the following figure Note When using the ATA5293 XPRO the X 10013 002 antenna position...

Page 26: ...ent is performed by an internal current source which drives each of the fob s 3 axis LF antenna coil circuits see the following figure Note When using the ATA5293 XPRO the X 10013 002 antenna position...

Page 27: ...by a blinking LED on the ATAB5702A fob board Before closing the Fob EOL Configuration window wait until the LEDs stop blinking Note If there is only a slight difference in the Int RSSI values check th...

Page 28: ...box This can occur when the fob s components age over time or if a change in the circuit has occurred for example evaluating a different 3D coil Checking the Update EEPROM check box updates the RSSI v...

Page 29: ...display the RSSI values in the respective fields within the PEPS Fob Actions section The Ref RSSI values under the PEPS Fob Actions section must match the Measured Int RSSI values from the Fob EOL Co...

Page 30: ...F message see the following figure Notes When using the ATA5291 XPRO and antenna channel 1 ensure that the J1 jumper on the LF antenna module is set to the inductor only position When using channels 2...

Page 31: ...PEPS communication functionality can be tested using the CARS PC application running on the host PC as follows 1 If not done already follow the procedure detailed in 4 CARS Kit PC Evaluation Utility 2...

Page 32: ...Inside Localization 8 Move the fob further away from the LF antenna module or X 10013 002 antenna beyond the location used in step 3 but still within the PEPS operating range 9 Select the Bilateral A...

Page 33: ...d of the PEPS Message Status window Enter this value in the Relay Attack Threshold cm field of the System Configuration window see Figure 5 18 6 Move the fob closer to the base station hardware 7 Sele...

Page 34: ...with the results displaying in the PEPS Message Status window 5 4 UWB Operation The UWB functionality is tested using the base station hardware ATSAMC21 XPRO ATA5831 XPRO ATA5291 XPRO or ATA5293 XPRO...

Page 35: ...number of successful ToF measurements 3 Place the fob anywhere near the base station hardware but still within the UWB operating range 4 Click the FOB localization button to execute the ToF measureme...

Page 36: ...oftware is available for download from www microchip com developmenttools ProductDetails ATAK51005 V1 or when the source code has been modified or when a device becomes erratic or unresponsive in beha...

Page 37: ...button then wait for completion 9 Browse to locate the ATA5702_eeprom eep file for the EEPROM memory image 10 Click the Program button then wait for completion Figure 6 6 ATA5702 Memory Settings Note...

Page 38: ...e position of the Enable Disable Programming header the two pins closest to the EXT connector as shown in the following figure Figure 6 8 Jumper Placement on the ATA5831 XPRO Board for EEPROM Programm...

Page 39: ...5 Select the Fuses tab and verify that the proper fuse settings exist If not change them to match the following figure then click the Program button Figure 6 12 ATA5831 Fuse Settings 6 Select the Mem...

Page 40: ...e For better clarity the ATSAMC21 XPRO board is not shown 6 3 Programming the SAMC21J18A on the ATSAMC21 XPRO Board To program the SAMC21J18A on the ATSAMC21 XPRO board ensure that the USB connection...

Page 41: ...alues are used except for the User Word 0 NVMCTRL EEPROM SIZE which must be set to 4096 bytes Click the Program button Figure 6 17 SAMC21J18A Fuse Settings 5 Select the Memories tab then click the Era...

Page 42: ...7 Click the Program button then wait for completion ATAN0219 Programming Instructions 2020 2022 Microchip Technology Inc and its subsidiaries User Guide DS50003051B page 42...

Page 43: ...ated software development environment www microchip com mplab avr support atmel studio 7 Download and install this software development utility to get the USB drivers needed for the CARS kit evaluatio...

Page 44: ...w Updated Figure 2 1 Added 2 4 UWB Block 4 CARS Kit PC Evaluation Utility Updated content along with latest figures 5 System Operation Updated chapter Updated with latest images Added 5 3 8 UWB Commun...

Page 45: ...included in this document Technical support is available through the website at www microchip com support Microchip Devices Code Protection Feature Note the following details of the code protection fe...

Page 46: ...leSwitch APT ClockWorks The Embedded Control Solutions Company EtherSynch Flashtec Hyper Speed Control HyperLight Load IntelliMOS Libero motorBench mTouch Powermite 3 Precision Edge ProASIC ProASIC Pl...

Page 47: ...ement System For information regarding Microchip s Quality Management Systems please visit www microchip com quality ATAN0219 2020 2022 Microchip Technology Inc and its subsidiaries User Guide DS50003...

Page 48: ...Tel 86 592 2388138 China Zhuhai Tel 86 756 3210040 India Bangalore Tel 91 80 3090 4444 India New Delhi Tel 91 11 4160 8631 India Pune Tel 91 20 4121 0141 Japan Osaka Tel 81 6 6152 7160 Japan Tokyo Te...