mouvement AX12 petit robot version 2
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Diff: mbed/DigitalInOut.h
- Revision:
- 2:99b1cb0d9f5e
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed/DigitalInOut.h Tue Apr 18 16:02:40 2017 +0000 @@ -0,0 +1,134 @@ +/* mbed Microcontroller Library - DigitalInOut + * Copyright (c) 2006-2011 ARM Limited. All rights reserved. + */ + +#ifndef MBED_DIGITALINOUT_H +#define MBED_DIGITALINOUT_H + +#include "platform.h" +#include "PinNames.h" +#include "PeripheralNames.h" +#include "Base.h" + +namespace mbed { + +/* Class: DigitalInOut + * A digital input/output, used for setting or reading a bi-directional pin + */ +class DigitalInOut : public Base { + +public: + + /* Constructor: DigitalInOut + * Create a DigitalInOut connected to the specified pin + * + * Variables: + * pin - DigitalInOut pin to connect to + */ + DigitalInOut(PinName pin, const char* name = NULL); + + /* Function: write + * Set the output, specified as 0 or 1 (int) + * + * Variables: + * value - An integer specifying the pin output value, + * 0 for logical 0 and 1 (or any other non-zero value) for logical 1 + */ + void write(int value) { +#if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) + + if(value) { + _gpio->FIOSET = _mask; + } else { + _gpio->FIOCLR = _mask; + } + +#elif defined(TARGET_LPC11U24) + + if(value) { + LPC_GPIO->SET[_index] = _mask; + } else { + LPC_GPIO->CLR[_index] = _mask; + } +#endif + } + + /* Function: read + * Return the output setting, represented as 0 or 1 (int) + * + * Variables: + * returns - An integer representing the output setting of the pin if it is an output, + * or read the input if set as an input + */ + int read() { +#if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) + + return ((_gpio->FIOPIN & _mask) ? 1 : 0); +#elif defined(TARGET_LPC11U24) + return ((LPC_GPIO->PIN[_index] & _mask) ? 1 : 0); +#endif + } + + + /* Function: output + * Set as an output + */ + void output(); + + /* Function: input + * Set as an input + */ + void input(); + + /* Function: mode + * Set the input pin mode + * + * Variables: + * mode - PullUp, PullDown, PullNone, OpenDrain + */ + void mode(PinMode pull); + +#ifdef MBED_OPERATORS + /* Function: operator= + * A shorthand for <write> + */ + DigitalInOut& operator= (int value) { + write(value); + return *this; + } + + DigitalInOut& operator= (DigitalInOut& rhs) { + write(rhs.read()); + return *this; + } + + /* Function: operator int() + * A shorthand for <read> + */ + operator int() { + return read(); + } +#endif + +#ifdef MBED_RPC + virtual const struct rpc_method *get_rpc_methods(); + static struct rpc_class *get_rpc_class(); +#endif + +protected: + + PinName _pin; + +#if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) + LPC_GPIO_TypeDef *_gpio; +#elif defined(TARGET_LPC11U24) + int _index; +#endif + + uint32_t _mask; + +}; + +} // namespace mbed + +#endif