From 3f81f62b4b591bfa9fad7ababd92f7ffec101b79 Mon Sep 17 00:00:00 2001 From: Gregory Nutt Date: Sat, 19 Oct 2013 12:37:14 -0600 Subject: [PATCH] Updated README --- configs/sama5d3x-ek/README.txt | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/configs/sama5d3x-ek/README.txt b/configs/sama5d3x-ek/README.txt index a13f9ac1cc5..5a3051501d9 100644 --- a/configs/sama5d3x-ek/README.txt +++ b/configs/sama5d3x-ek/README.txt @@ -2170,6 +2170,25 @@ Configurations Library Routines CONFIG_SCHED_WORKQUEUE=y : Alarm needs work queue support + 18. This example can be configured to exercise the watchdog timer test + (apps/examples/watchdog). This can be selected with the following + settings in the NuttX configuration file: + + System Type: + CONFIG_SAMA5_WDT=y : Enable the WDT peripheral + : Defaults in "RTC Configuration" should be OK + + Drivers (this will automatically be selected): + CONFIG_WATCHDOG=y : Enables watchdog timer driver support + + Application Configuration -> Eamples + CONFIG_EXAMPLES_WATCHDOG=y : Enable the apps/examples/watchdog + + The WDT timer is driven off the slow, 32768Hz clock divided by 128. + As a result, the watchdog a maximum timeout value of 16 seconds. The + SAMA5 WDT may also only be programmed one time; the processor must be + reset before the WDT can be reprogrammed. + STATUS: PCK FREQUENCY