From 6875348aa9e7edca7e3404cf25135ded052cde5c Mon Sep 17 00:00:00 2001 From: patacongo Date: Tue, 28 Feb 2012 18:14:55 +0000 Subject: Extend CDC/ACM driver so that can be connected/disconnected under software control; Add new NSH commands sercon and serdis that will connect and disconnect the CDC/ACM serial device git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4436 42af7a65-404d-4744-a932-0658087f49c3 --- apps/examples/README.txt | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'apps/examples/README.txt') diff --git a/apps/examples/README.txt b/apps/examples/README.txt index ffc592167..a89a9097c 100644 --- a/apps/examples/README.txt +++ b/apps/examples/README.txt @@ -110,6 +110,28 @@ examples/can built-in, the default is 32. Otherwise messages are sent and received indefinitely. +examples/cdcacm +^^^^^^^^^^^^^^^ + + This very simple example shows how a USB CDC/ACM serial can be dynamically + connected and disconnected from a host. This example can only be used as + an NSH built-int command. If built-in, then two new NSH commands will be + supported: + + 1. sercon - Connect the CDC/ACM serial device + 2. serdis - Disconnect the CDC/ACM serial device + + Configuration prequisites (not complete): + + CONFIG_USBDEV=y : USB device support must be enabled + CONFIG_CDCACM=y : The CDC/ACM driver must be built + CONFIG_NSH_BUILTIN_APPS : NSH built-in application support must be enabled + + Configuration options specific to this example: + + CONFIG_EXAMPLES_CDCACM_DEVMINOR : The minor number of the CDC/ACM device. + : i.e., the 'x' in /dev/ttyACMx + examples/composite ^^^^^^^^^^^^^^^^^^ -- cgit v1.2.3