Mark Turner / Mbed 2 deprecated lightsense_kl46z_basic_v1

Basic fading in and out of leds with light sensor.

Dependencies:   mbed

mbed/PortIn.h@0:cf7af2656659, 2016-09-19 (annotated)

Committer:
mturner5
Date:
Mon Sep 19 03:24:58 2016 +0000
Revision:
0:cf7af2656659
Basic v1

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mturner5 0:cf7af2656659 1 /* mbed Microcontroller Library
mturner5 0:cf7af2656659 2 * Copyright (c) 2006-2013 ARM Limited
mturner5 0:cf7af2656659 3 *
mturner5 0:cf7af2656659 4 * Licensed under the Apache License, Version 2.0 (the "License");
mturner5 0:cf7af2656659 5 * you may not use this file except in compliance with the License.
mturner5 0:cf7af2656659 6 * You may obtain a copy of the License at
mturner5 0:cf7af2656659 7 *
mturner5 0:cf7af2656659 8 * http://www.apache.org/licenses/LICENSE-2.0
mturner5 0:cf7af2656659 9 *
mturner5 0:cf7af2656659 10 * Unless required by applicable law or agreed to in writing, software
mturner5 0:cf7af2656659 11 * distributed under the License is distributed on an "AS IS" BASIS,
mturner5 0:cf7af2656659 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mturner5 0:cf7af2656659 13 * See the License for the specific language governing permissions and
mturner5 0:cf7af2656659 14 * limitations under the License.
mturner5 0:cf7af2656659 15 */
mturner5 0:cf7af2656659 16 #ifndef MBED_PORTIN_H
mturner5 0:cf7af2656659 17 #define MBED_PORTIN_H
mturner5 0:cf7af2656659 18
mturner5 0:cf7af2656659 19 #include "platform.h"
mturner5 0:cf7af2656659 20
mturner5 0:cf7af2656659 21 #if DEVICE_PORTIN
mturner5 0:cf7af2656659 22
mturner5 0:cf7af2656659 23 #include "port_api.h"
mturner5 0:cf7af2656659 24
mturner5 0:cf7af2656659 25 namespace mbed {
mturner5 0:cf7af2656659 26
mturner5 0:cf7af2656659 27 /** A multiple pin digital input
mturner5 0:cf7af2656659 28 *
mturner5 0:cf7af2656659 29 * Example:
mturner5 0:cf7af2656659 30 * @code
mturner5 0:cf7af2656659 31 * // Switch on an LED if any of mbed pins 21-26 is high
mturner5 0:cf7af2656659 32 *
mturner5 0:cf7af2656659 33 * #include "mbed.h"
mturner5 0:cf7af2656659 34 *
mturner5 0:cf7af2656659 35 * PortIn p(Port2, 0x0000003F); // p21-p26
mturner5 0:cf7af2656659 36 * DigitalOut ind(LED4);
mturner5 0:cf7af2656659 37 *
mturner5 0:cf7af2656659 38 * int main() {
mturner5 0:cf7af2656659 39 * while(1) {
mturner5 0:cf7af2656659 40 * int pins = p.read();
mturner5 0:cf7af2656659 41 * if(pins) {
mturner5 0:cf7af2656659 42 * ind = 1;
mturner5 0:cf7af2656659 43 * } else {
mturner5 0:cf7af2656659 44 * ind = 0;
mturner5 0:cf7af2656659 45 * }
mturner5 0:cf7af2656659 46 * }
mturner5 0:cf7af2656659 47 * }
mturner5 0:cf7af2656659 48 * @endcode
mturner5 0:cf7af2656659 49 */
mturner5 0:cf7af2656659 50 class PortIn {
mturner5 0:cf7af2656659 51 public:
mturner5 0:cf7af2656659 52
mturner5 0:cf7af2656659 53 /** Create an PortIn, connected to the specified port
mturner5 0:cf7af2656659 54 *
mturner5 0:cf7af2656659 55 * @param port Port to connect to (Port0-Port5)
mturner5 0:cf7af2656659 56 * @param mask A bitmask to identify which bits in the port should be included (0 - ignore)
mturner5 0:cf7af2656659 57 */
mturner5 0:cf7af2656659 58 PortIn(PortName port, int mask = 0xFFFFFFFF) {
mturner5 0:cf7af2656659 59 port_init(&_port, port, mask, PIN_INPUT);
mturner5 0:cf7af2656659 60 }
mturner5 0:cf7af2656659 61
mturner5 0:cf7af2656659 62 /** Read the value currently output on the port
mturner5 0:cf7af2656659 63 *
mturner5 0:cf7af2656659 64 * @returns
mturner5 0:cf7af2656659 65 * An integer with each bit corresponding to associated port pin setting
mturner5 0:cf7af2656659 66 */
mturner5 0:cf7af2656659 67 int read() {
mturner5 0:cf7af2656659 68 return port_read(&_port);
mturner5 0:cf7af2656659 69 }
mturner5 0:cf7af2656659 70
mturner5 0:cf7af2656659 71 /** Set the input pin mode
mturner5 0:cf7af2656659 72 *
mturner5 0:cf7af2656659 73 * @param mode PullUp, PullDown, PullNone, OpenDrain
mturner5 0:cf7af2656659 74 */
mturner5 0:cf7af2656659 75 void mode(PinMode mode) {
mturner5 0:cf7af2656659 76 port_mode(&_port, mode);
mturner5 0:cf7af2656659 77 }
mturner5 0:cf7af2656659 78
mturner5 0:cf7af2656659 79 /** A shorthand for read()
mturner5 0:cf7af2656659 80 */
mturner5 0:cf7af2656659 81 operator int() {
mturner5 0:cf7af2656659 82 return read();
mturner5 0:cf7af2656659 83 }
mturner5 0:cf7af2656659 84
mturner5 0:cf7af2656659 85 private:
mturner5 0:cf7af2656659 86 port_t _port;
mturner5 0:cf7af2656659 87 };
mturner5 0:cf7af2656659 88
mturner5 0:cf7af2656659 89 } // namespace mbed
mturner5 0:cf7af2656659 90
mturner5 0:cf7af2656659 91 #endif
mturner5 0:cf7af2656659 92
mturner5 0:cf7af2656659 93 #endif