diff options
| author | Gregory Nutt <gnutt@nuttx.org> | 2013-10-20 11:37:56 -0600 |
|---|---|---|
| committer | Gregory Nutt <gnutt@nuttx.org> | 2013-10-20 11:37:56 -0600 |
| commit | 5d38ee0f6f16a8db3b212d9282a21d5833b669e7 (patch) | |
| tree | e97ba7461ff319ab77864afdf2aa45f0fcc340d9 /apps/examples/README.txt | |
| parent | cd6eaa5af6142c5a1027a14763df280b5c141999 (diff) | |
| download | nuttx-5d38ee0f6f16a8db3b212d9282a21d5833b669e7.tar.gz nuttx-5d38ee0f6f16a8db3b212d9282a21d5833b669e7.tar.bz2 nuttx-5d38ee0f6f16a8db3b212d9282a21d5833b669e7.zip | |
apps/examples/random: Add a test for /dev/random
Diffstat (limited to 'apps/examples/README.txt')
| -rw-r--r-- | apps/examples/README.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/apps/examples/README.txt b/apps/examples/README.txt index 85b0e60fc..9423dcbcd 100644 --- a/apps/examples/README.txt +++ b/apps/examples/README.txt @@ -1307,6 +1307,28 @@ examples/qencoder is defined, then this value is the default delay if no other delay is provided on the command line. Default: 100 milliseconds +examples/random +^^^^^^^^^^^^^^^ + + This is a very simply test of /dev/random. It simple collects random + numbers and displays them on the console. + + Prerequistes: + + CONFIG_DEV_RANDOM - Support for /dev/random must be enabled in order + to select this example. + + Configuration: + + CONFIG_EXAMPLES_RANDOM - Enables the /dev/random test + CONFIG_EXAMPLES_MAXSAMPLES - This is the size of the /dev/random I/O + buffer in units of 32-bit samples. Careful! This buffer is allocated + on the stack as needed! Default 64. + CONFIG_EXAMPLES_NSAMPLES; - When you execute the rand command, a number + of samples ranging from 1 to EXAMPLES_MAXSAMPLES may be specified. If + no argument is specified, this is the default number of samples that\ + will be collected and displayed. Default 8 + examples/relays ^^^^^^^^^^^^^^^ |