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author | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2012-04-15 22:31:05 +0000 |
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committer | patacongo <patacongo@7fd9a85b-ad96-42d3-883c-3090e2eb8679> | 2012-04-15 22:31:05 +0000 |
commit | 3be0d4303617db1047adb2f653f3b4422b6d451f (patch) | |
tree | 9d64c8ce61b033c342fe18c118e47469098b3720 /apps/examples/README.txt | |
parent | df5cef7de40f31a5b1fbf91be7453983e472407b (diff) | |
download | px4-firmware-3be0d4303617db1047adb2f653f3b4422b6d451f.tar.gz px4-firmware-3be0d4303617db1047adb2f653f3b4422b6d451f.tar.bz2 px4-firmware-3be0d4303617db1047adb2f653f3b4422b6d451f.zip |
Add a watchdog timer test
git-svn-id: https://nuttx.svn.sourceforge.net/svnroot/nuttx/trunk@4614 7fd9a85b-ad96-42d3-883c-3090e2eb8679
Diffstat (limited to 'apps/examples/README.txt')
-rw-r--r-- | apps/examples/README.txt | 39 |
1 files changed, 34 insertions, 5 deletions
diff --git a/apps/examples/README.txt b/apps/examples/README.txt index ec636cd6d..06236180c 100644 --- a/apps/examples/README.txt +++ b/apps/examples/README.txt @@ -1036,11 +1036,11 @@ examples/pwm CONFIG_EXAMPLES_PWM_DEVPATH - The path to the PWM device. Default: /dev/pwm0 CONFIG_EXAMPLES_PWM_FREQUENCY - The initial PWM frequency. Default: 100 Hz CONFIG_EXAMPLES_PWM_DUTYPCT - The initial PWM duty as a percentage. Default: 50% - CONFIG_EXAMPLES_PWM_DURATION - The initial PWM pulse train duration in sectonds. - as a percentage. Used only if the current pulse count is zero (pulse count - is only supported if CONFIG_PWM_PULSECOUNT is defined). Default: 5 seconds - CONFIG_EXAMPLES_PWM_COUNT - The initial PWM pulse count. This option is - only available if CONFIG_PWM_PULSECOUNT is defined. Default: 0 (i.e., use + CONFIG_EXAMPLES_PWM_DURATION - The initial PWM pulse train duration in seconds. + Used only if the current pulse count is zero (pulse count is only supported + if CONFIG_PWM_PULSECOUNT is defined). Default: 5 seconds + CONFIG_EXAMPLES_PWM_PULSECOUNT - The initial PWM pulse count. This option is + only available if CONFIG_PWM_PULSECOUNT is non-zero. Default: 0 (i.e., use the duration, not the count). examples/qencoder @@ -1550,6 +1550,35 @@ examples/usbterm Prolifics emulation (not defined) and the CDC serial implementation (when defined). CONFIG_USBDEV_TRACE_INITIALIDSET. +examples/watchdog +^^^^^^^^^^^^^^^^^ + + A simple test of a watchdog timer driver. Initializes starts the watchdog + timer. It pings the watchdog timer for a period of time then lets the + watchdog timer expire... resetting the CPU is successful. This + example can ONLY be built as an NSH built-in function. + + This test depends on these specific Watchdog/NSH configurations settings (your + specific watchdog hardware settings might require additional settings). + + CONFIG_WATCHDOG- Enables watchdog timer support support. + CONFIG_NSH_BUILTIN_APPS - Build the watchdog time test as an NSH + built-in function. Default: Not built! The example can only be used + as an NSH built-in application + + Specific configuration options for this example include: + + CONFIG_EXAMPLES_WATCHDOG_DEVPATH - The path to the Watchdog device. + Default: /dev/watchdog0 + CONFIG_EXAMPLES_WATCHDOG_PINGTIME - Time in milliseconds that the example + will ping the watchdog before letting the watchdog expire. Default: 5000 + milliseconds + CONFIG_EXAMPLES_WATCHDOG_PINGDELAY - Time delay between pings in + milliseconds. Default: 500 milliseconds. + CONFIG_EXAMPLES_WATCHDOG_TIMEOUT - The watchdog timeout value in + milliseconds before the watchdog timer expires. Default: 2000 + milliseconds. + examples/wget ^^^^^^^^^^^^^ |