FAQs for ICE-68360


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Error Message "Emulation Memory Refresh Fail" (68360)

Why does the message "emulation memory refresh fail" appears during change of the PLLCR register?

The ICE-68360 configured with DRAM emulation memory may show this error message at changing the PLLCR register.
Workaround:
    SETUP.REFERR OFF
    SYStem.TimeReq 10.ms


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Problems at PLL Register Modification (68360)

Why does emulation crash when PLL registers are modified?

The CPU stopps its clock for a while until the PLL is oscillating stable at the new clock frequency. For this reason the emulator will detect a "ClockFail", an "Emulation Debug Port Fail" or "Dual Port Fail".
Workaround:
  • Disable ClockFail detection
  • Increase TimeRequest value
  • Increase TimeDebug value
        SYStem.Option TestClock OFF
        SYStem.TimeReq 10.ms
        SYStem.TimeDebug 10.ms
    


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    Start-up (68360)

    The command "SYS.Up" does not work!

    The 68360 CPU disables the CLKO1 signal on MODCK0 = 1 .and. MODCK1 = 0.
    Therefore the BDM clock cannot be generated by this clock. The TESTCLOCK option must be switched off.
    Start-up sequence:
      SYS.RES
      SYS.O DC 1000000.
      SYS.O TESTCLOCK OFF
      SYS.O MODCK0 1
      SYS.O MODCK1 0
      SYS.UP
    
    For correct trace the CLKO1 line should be switched to FULL.


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    Trace Listing does not work (68360)

    What could be the reason if the trace listing does not work?

    The trace does not work if the CPU′s CLK01 line is disabled. Please set the "Clock Output 1 Mode" in the "CLKOCR" register to FULL.



    Copyright © 2012 Lauterbach GmbH, Altlaufstr.40, D-85635 Höhenkirchen-Siegertsbrunn, Germany  Impressum
    The information presented is intended to give overview information only.
    Changes and technical enhancements or modifications can be made without notice.
    Last generated/modified: 1-Feb-2012