mouvement AX12 petit robot version 2
Fork of command_AX12_petit_robot_v2 by
mbed/Ethernet.h
- Committer:
- ClementBreteau
- Date:
- 2017-05-12
- Revision:
- 7:ad4a19e26b84
- Parent:
- 2:99b1cb0d9f5e
File content as of revision 7:ad4a19e26b84:
/* mbed Microcontroller Library - Ethernet * Copyright (c) 2009-2011 ARM Limited. All rights reserved. */ #ifndef MBED_ETHERNET_H #define MBED_ETHERNET_H #include "device.h" #if DEVICE_ETHERNET #include "Base.h" namespace mbed { /* Class: Ethernet * An ethernet interface, to use with the ethernet pins. * * Example: * > // Read destination and source from every ethernet packet * > * > #include "mbed.h" * > * > Ethernet eth; * > * > int main() { * > char buf[0x600]; * > * > while(1) { * > int size = eth.receive(); * > if(size > 0) { * > eth.read(buf, size); * > printf("Destination: %02X:%02X:%02X:%02X:%02X:%02X\n", * > buf[0], buf[1], buf[2], buf[3], buf[4], buf[5]); * > printf("Source: %02X:%02X:%02X:%02X:%02X:%02X\n", * > buf[6], buf[7], buf[8], buf[9], buf[10], buf[11]); * > } * > * > wait(1); * > } * > } * */ class Ethernet : public Base { public: /* Constructor: Ethernet * Initialise the ethernet interface. */ Ethernet(); /* Destructor: Ethernet * Powers the hardware down. */ virtual ~Ethernet(); enum Mode { AutoNegotiate , HalfDuplex10 , FullDuplex10 , HalfDuplex100 , FullDuplex100 }; /* Function: write * Writes into an outgoing ethernet packet. * * It will append size bytes of data to the previously written bytes. * * Variables: * data - An array to write. * size - The size of data. * * Returns: * The number of written bytes. */ int write(const char *data, int size); /* Function: send * Send an outgoing ethernet packet. * * After filling in the data in an ethernet packet it must be send. * Send will provide a new packet to write to. * * Returns: * 0 - If the sending was failed. * 1 - If the package is successfully sent. */ int send(); /* Function: receive * Recevies an arrived ethernet packet. * * Receiving an ethernet packet will drop the last received ethernet packet * and make a new ethernet packet ready to read. * If no ethernet packet is arrived it will return 0. * * Returns: * 0 - If no ethernet packet is arrived. * The size of the arrived packet. */ int receive(); /* Function: read * Read from an recevied ethernet packet. * * After receive returnd a number bigger than 0it is * possible to read bytes from this packet. * Read will write up to size bytes into data. * * It is possible to use read multible times. * Each time read will start reading after the last read byte before. * * Returns: * The number of byte read. */ int read(char *data, int size); /* Function: address * Gives the ethernet address of the mbed. * * Variables: * mac - Must be a pointer to a 6 byte char array to copy the ethernet address in. */ void address(char *mac); /* Function: link * Returns if an ethernet link is pressent or not. It takes a wile after Ethernet initializion to show up. * * Returns: * 0 - If no ethernet link is pressent. * 1 - If an ethernet link is pressent. * * Example: * > // Using the Ethernet link function * > #include "mbed.h" * > * > Ethernet eth; * > * > int main() { * > wait(1); // Needed after startup. * > if(eth.link()) { * > printf("online\n"); * > } else { * > printf("offline\n"); * > } * > } * */ int link(); /* Function: set_link * Sets the speed and duplex parameters of an ethernet link * * Variables: * mode - the speed and duplex mode to set the link to: * * > AutoNegotiate Auto negotiate speed and duplex * > HalfDuplex10 10 Mbit, half duplex * > FullDuplex10 10 Mbit, full duplex * > HalfDuplex100 100 Mbit, half duplex * > FullDuplex100 100 Mbit, full duplex */ void set_link(Mode mode); }; } // namespace mbed #endif #endif