Gonzalo Matarrubia / Mbed LPC1549 mod

This repo contains the libraries of Mbed for LPC1549 with following changes: - IAP commands. - EEPROM write and read. - UART write and read (public) - CAN can_s -> LPC_C_CAN0_Type *can

mbed/DigitalOut.h@0:820a69dfd200, 2015-04-14 (annotated)

Committer:
gmatarrubia
Date:
Tue Apr 14 15:00:13 2015 +0200
Revision:
0:820a69dfd200
Initial repo. IAP commands, EEPROM write/read, UART write/read, CAN

Who changed what in which revision?

UserRevisionLine numberNew contents of line
gmatarrubia 0:820a69dfd200 1 /* mbed Microcontroller Library
gmatarrubia 0:820a69dfd200 2 * Copyright (c) 2006-2013 ARM Limited
gmatarrubia 0:820a69dfd200 3 *
gmatarrubia 0:820a69dfd200 4 * Licensed under the Apache License, Version 2.0 (the "License");
gmatarrubia 0:820a69dfd200 5 * you may not use this file except in compliance with the License.
gmatarrubia 0:820a69dfd200 6 * You may obtain a copy of the License at
gmatarrubia 0:820a69dfd200 7 *
gmatarrubia 0:820a69dfd200 8 * http://www.apache.org/licenses/LICENSE-2.0
gmatarrubia 0:820a69dfd200 9 *
gmatarrubia 0:820a69dfd200 10 * Unless required by applicable law or agreed to in writing, software
gmatarrubia 0:820a69dfd200 11 * distributed under the License is distributed on an "AS IS" BASIS,
gmatarrubia 0:820a69dfd200 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
gmatarrubia 0:820a69dfd200 13 * See the License for the specific language governing permissions and
gmatarrubia 0:820a69dfd200 14 * limitations under the License.
gmatarrubia 0:820a69dfd200 15 */
gmatarrubia 0:820a69dfd200 16 #ifndef MBED_DIGITALOUT_H
gmatarrubia 0:820a69dfd200 17 #define MBED_DIGITALOUT_H
gmatarrubia 0:820a69dfd200 18
gmatarrubia 0:820a69dfd200 19 #include "platform.h"
gmatarrubia 0:820a69dfd200 20 #include "gpio_api.h"
gmatarrubia 0:820a69dfd200 21
gmatarrubia 0:820a69dfd200 22 namespace mbed {
gmatarrubia 0:820a69dfd200 23
gmatarrubia 0:820a69dfd200 24 /** A digital output, used for setting the state of a pin
gmatarrubia 0:820a69dfd200 25 *
gmatarrubia 0:820a69dfd200 26 * Example:
gmatarrubia 0:820a69dfd200 27 * @code
gmatarrubia 0:820a69dfd200 28 * // Toggle a LED
gmatarrubia 0:820a69dfd200 29 * #include "mbed.h"
gmatarrubia 0:820a69dfd200 30 *
gmatarrubia 0:820a69dfd200 31 * DigitalOut led(LED1);
gmatarrubia 0:820a69dfd200 32 *
gmatarrubia 0:820a69dfd200 33 * int main() {
gmatarrubia 0:820a69dfd200 34 * while(1) {
gmatarrubia 0:820a69dfd200 35 * led = !led;
gmatarrubia 0:820a69dfd200 36 * wait(0.2);
gmatarrubia 0:820a69dfd200 37 * }
gmatarrubia 0:820a69dfd200 38 * }
gmatarrubia 0:820a69dfd200 39 * @endcode
gmatarrubia 0:820a69dfd200 40 */
gmatarrubia 0:820a69dfd200 41 class DigitalOut {
gmatarrubia 0:820a69dfd200 42
gmatarrubia 0:820a69dfd200 43 public:
gmatarrubia 0:820a69dfd200 44 /** Create a DigitalOut connected to the specified pin
gmatarrubia 0:820a69dfd200 45 *
gmatarrubia 0:820a69dfd200 46 * @param pin DigitalOut pin to connect to
gmatarrubia 0:820a69dfd200 47 */
gmatarrubia 0:820a69dfd200 48 DigitalOut(PinName pin) : gpio() {
gmatarrubia 0:820a69dfd200 49 gpio_init_out(&gpio, pin);
gmatarrubia 0:820a69dfd200 50 }
gmatarrubia 0:820a69dfd200 51
gmatarrubia 0:820a69dfd200 52 /** Create a DigitalOut connected to the specified pin
gmatarrubia 0:820a69dfd200 53 *
gmatarrubia 0:820a69dfd200 54 * @param pin DigitalOut pin to connect to
gmatarrubia 0:820a69dfd200 55 * @param value the initial pin value
gmatarrubia 0:820a69dfd200 56 */
gmatarrubia 0:820a69dfd200 57 DigitalOut(PinName pin, int value) : gpio() {
gmatarrubia 0:820a69dfd200 58 gpio_init_out_ex(&gpio, pin, value);
gmatarrubia 0:820a69dfd200 59 }
gmatarrubia 0:820a69dfd200 60
gmatarrubia 0:820a69dfd200 61 /** Set the output, specified as 0 or 1 (int)
gmatarrubia 0:820a69dfd200 62 *
gmatarrubia 0:820a69dfd200 63 * @param value An integer specifying the pin output value,
gmatarrubia 0:820a69dfd200 64 * 0 for logical 0, 1 (or any other non-zero value) for logical 1
gmatarrubia 0:820a69dfd200 65 */
gmatarrubia 0:820a69dfd200 66 void write(int value) {
gmatarrubia 0:820a69dfd200 67 gpio_write(&gpio, value);
gmatarrubia 0:820a69dfd200 68 }
gmatarrubia 0:820a69dfd200 69
gmatarrubia 0:820a69dfd200 70 /** Return the output setting, represented as 0 or 1 (int)
gmatarrubia 0:820a69dfd200 71 *
gmatarrubia 0:820a69dfd200 72 * @returns
gmatarrubia 0:820a69dfd200 73 * an integer representing the output setting of the pin,
gmatarrubia 0:820a69dfd200 74 * 0 for logical 0, 1 for logical 1
gmatarrubia 0:820a69dfd200 75 */
gmatarrubia 0:820a69dfd200 76 int read() {
gmatarrubia 0:820a69dfd200 77 return gpio_read(&gpio);
gmatarrubia 0:820a69dfd200 78 }
gmatarrubia 0:820a69dfd200 79
gmatarrubia 0:820a69dfd200 80 /** Return the output setting, represented as 0 or 1 (int)
gmatarrubia 0:820a69dfd200 81 *
gmatarrubia 0:820a69dfd200 82 * @returns
gmatarrubia 0:820a69dfd200 83 * Non zero value if pin is connected to uc GPIO
gmatarrubia 0:820a69dfd200 84 * 0 if gpio object was initialized with NC
gmatarrubia 0:820a69dfd200 85 */
gmatarrubia 0:820a69dfd200 86 int is_connected() {
gmatarrubia 0:820a69dfd200 87 return gpio_is_connected(&gpio);
gmatarrubia 0:820a69dfd200 88 }
gmatarrubia 0:820a69dfd200 89
gmatarrubia 0:820a69dfd200 90 #ifdef MBED_OPERATORS
gmatarrubia 0:820a69dfd200 91 /** A shorthand for write()
gmatarrubia 0:820a69dfd200 92 */
gmatarrubia 0:820a69dfd200 93 DigitalOut& operator= (int value) {
gmatarrubia 0:820a69dfd200 94 write(value);
gmatarrubia 0:820a69dfd200 95 return *this;
gmatarrubia 0:820a69dfd200 96 }
gmatarrubia 0:820a69dfd200 97
gmatarrubia 0:820a69dfd200 98 DigitalOut& operator= (DigitalOut& rhs) {
gmatarrubia 0:820a69dfd200 99 write(rhs.read());
gmatarrubia 0:820a69dfd200 100 return *this;
gmatarrubia 0:820a69dfd200 101 }
gmatarrubia 0:820a69dfd200 102
gmatarrubia 0:820a69dfd200 103 /** A shorthand for read()
gmatarrubia 0:820a69dfd200 104 */
gmatarrubia 0:820a69dfd200 105 operator int() {
gmatarrubia 0:820a69dfd200 106 return read();
gmatarrubia 0:820a69dfd200 107 }
gmatarrubia 0:820a69dfd200 108 #endif
gmatarrubia 0:820a69dfd200 109
gmatarrubia 0:820a69dfd200 110 protected:
gmatarrubia 0:820a69dfd200 111 gpio_t gpio;
gmatarrubia 0:820a69dfd200 112 };
gmatarrubia 0:820a69dfd200 113
gmatarrubia 0:820a69dfd200 114 } // namespace mbed
gmatarrubia 0:820a69dfd200 115
gmatarrubia 0:820a69dfd200 116 #endif