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Calibrate lm3s6918 timing loop

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@1792 42af7a65-404d-4744-a932-0658087f49c3
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patacongo
2009-05-18 23:01:30 +00:00
parent e91c2cd7bc
commit 579d73bcd0
6 changed files with 43 additions and 1 deletions
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configs/mx1ads/README.txt
+7
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@@ -84,6 +84,13 @@ ARM/i.MX1-specific Configuration Options
CONFIG_ARCH_STACKDUMP - Do stack dumps after assertions
CONFIG_ARCH_CALIBRATION - Enables some build in instrumentation that
cause a 100 second delay during boot-up. This 100 second delay
serves no purpose other than it allows you to calibratre
CONFIG_ARCH_LOOPSPERMSEC. You simply use a stop watch to measure
the 100 second delay then adjust CONFIG_ARCH_LOOPSPERMSEC until
the delay actually is 100 seconds.
IMX specific device driver settings
CONFIG_UARTn_SERIAL_CONSOLE - selects the UARTn for the