A test of creating custom classes for control over RPC. Creates an LED class with member functions callable over serial.
Diff: main.cpp
- Revision:
- 4:840f6002b8c2
- Parent:
- 3:d70703d85ff9
--- a/main.cpp Wed Sep 29 01:41:55 2010 +0000 +++ b/main.cpp Wed Sep 29 01:48:43 2010 +0000 @@ -1,67 +1,4 @@ -/* Test of custom RPC classes. An introduction to the RPC environment. - -Based heavily off of code from iva2k -http://mbed.org/users/iva2k/programs/pub_iva2k_ethrpc/gpdz3x -in turn based off of servo library -http://mbed.org/projects/cookbook/svn/Servo/trunk/Servo.h -http://mbed.org/projects/cookbook/svn/Servo/trunk/Servo.cpp - -This code features heavy copy-pasting, so I take little credit for the content. My goal was not to create original code, but to put together a basic introduction -to help myself and others understand how to implement custom classes in RPC. - -This code creates a custom RPC class called LED. The LED class contains two member functions, toggle and blink. -Normally when compiling a program the original names of the objects are lost. In order to be able to call these functions by name after compiling, we must save the name in a string. -The name of our object and necessary arguments for the initialization function are saved using the get_rpc_class() function. The name of each member function and their arguments must also be -registered using get_rpc_methods(). - - - - -From: http://mbed.org/cookbook/Interfacing-Using-RPC - -RPC Commands are in the format: "/<Object name>/<Method name> <Arguments separated by spaces> -If you send just "/" mbed will return a list of objects that can be used -If you send "/<object name>/" then mbed will return the methods which can be used on this object. - -I haven't finished digging through this yet, but I think most of the documentation for the RPC functions is in the files: -http://mbed.org/projects/libraries/svn/mbed/trunk/Base.h -http://mbed.org/projects/libraries/svn/mbed/trunk/rpc.h - - -*/ -/** Includes - -* -*/ -#include "mbed.h" -#include "rpc.h" - - -/**Class: LED -* -*attached to an LED pin, contains simple blink functionality over serial -*/ -class LED :public Base { //make sure to define the class with inheritance from the Base RPC class. -public: - /** - *Constructor - */ - LED(PinName mypin, const char *name=NULL); - /**Blink LED*/ - void blink(int n); - /** switch state of LED*/ - int toggle(); - /** pin LED is attached to*/ - DigitalOut LEDpin; - /**state of LED - */ - int state; - -#ifdef MBED_RPC //this code will not compile unless we have included the rpc.h file. So this class can also be used without RPC. - virtual const struct rpc_method *get_rpc_methods(); - static struct rpc_class *get_rpc_class(); -#endif // MBED_RPC -}; +#include LED.h /**Initialization Function**/