Yihui Xiong / BLE_NODE_TEST

Test code for Grove Node BLE

Dependencies:   BLE_API nRF51822

Fork of BLE_LoopbackUART by Bluetooth Low Energy

mbed-src/api/BusInOut.h@10:22480ac31879, 2014-11-27 (annotated)

Committer:
yihui
Date:
Thu Nov 27 09:30:36 2014 +0000
Revision:
10:22480ac31879
Parent:
9:05f0b5a3a70a 
change to new revision hardware

Who changed what in which revision?

UserRevisionLine numberNew contents of line
yihui 9:05f0b5a3a70a 1 /* mbed Microcontroller Library
yihui 9:05f0b5a3a70a 2 * Copyright (c) 2006-2013 ARM Limited
yihui 9:05f0b5a3a70a 3 *
yihui 9:05f0b5a3a70a 4 * Licensed under the Apache License, Version 2.0 (the "License");
yihui 9:05f0b5a3a70a 5 * you may not use this file except in compliance with the License.
yihui 9:05f0b5a3a70a 6 * You may obtain a copy of the License at
yihui 9:05f0b5a3a70a 7 *
yihui 9:05f0b5a3a70a 8 * http://www.apache.org/licenses/LICENSE-2.0
yihui 9:05f0b5a3a70a 9 *
yihui 9:05f0b5a3a70a 10 * Unless required by applicable law or agreed to in writing, software
yihui 9:05f0b5a3a70a 11 * distributed under the License is distributed on an "AS IS" BASIS,
yihui 9:05f0b5a3a70a 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
yihui 9:05f0b5a3a70a 13 * See the License for the specific language governing permissions and
yihui 9:05f0b5a3a70a 14 * limitations under the License.
yihui 9:05f0b5a3a70a 15 */
yihui 9:05f0b5a3a70a 16 #ifndef MBED_BUSINOUT_H
yihui 9:05f0b5a3a70a 17 #define MBED_BUSINOUT_H
yihui 9:05f0b5a3a70a 18
yihui 9:05f0b5a3a70a 19 #include "DigitalInOut.h"
yihui 9:05f0b5a3a70a 20
yihui 9:05f0b5a3a70a 21 namespace mbed {
yihui 9:05f0b5a3a70a 22
yihui 9:05f0b5a3a70a 23 /** A digital input output bus, used for setting the state of a collection of pins
yihui 9:05f0b5a3a70a 24 */
yihui 9:05f0b5a3a70a 25 class BusInOut {
yihui 9:05f0b5a3a70a 26
yihui 9:05f0b5a3a70a 27 public:
yihui 9:05f0b5a3a70a 28
yihui 9:05f0b5a3a70a 29 /** Create an BusInOut, connected to the specified pins
yihui 9:05f0b5a3a70a 30 *
yihui 9:05f0b5a3a70a 31 * @param p<n> DigitalInOut pin to connect to bus bit p<n> (p5-p30, NC)
yihui 9:05f0b5a3a70a 32 *
yihui 9:05f0b5a3a70a 33 * @note
yihui 9:05f0b5a3a70a 34 * It is only required to specify as many pin variables as is required
yihui 9:05f0b5a3a70a 35 * for the bus; the rest will default to NC (not connected)
yihui 9:05f0b5a3a70a 36 */
yihui 9:05f0b5a3a70a 37 BusInOut(PinName p0, PinName p1 = NC, PinName p2 = NC, PinName p3 = NC,
yihui 9:05f0b5a3a70a 38 PinName p4 = NC, PinName p5 = NC, PinName p6 = NC, PinName p7 = NC,
yihui 9:05f0b5a3a70a 39 PinName p8 = NC, PinName p9 = NC, PinName p10 = NC, PinName p11 = NC,
yihui 9:05f0b5a3a70a 40 PinName p12 = NC, PinName p13 = NC, PinName p14 = NC, PinName p15 = NC);
yihui 9:05f0b5a3a70a 41
yihui 9:05f0b5a3a70a 42 BusInOut(PinName pins[16]);
yihui 9:05f0b5a3a70a 43
yihui 9:05f0b5a3a70a 44 virtual ~BusInOut();
yihui 9:05f0b5a3a70a 45
yihui 9:05f0b5a3a70a 46 /* Group: Access Methods */
yihui 9:05f0b5a3a70a 47
yihui 9:05f0b5a3a70a 48 /** Write the value to the output bus
yihui 9:05f0b5a3a70a 49 *
yihui 9:05f0b5a3a70a 50 * @param value An integer specifying a bit to write for every corresponding DigitalInOut pin
yihui 9:05f0b5a3a70a 51 */
yihui 9:05f0b5a3a70a 52 void write(int value);
yihui 9:05f0b5a3a70a 53
yihui 9:05f0b5a3a70a 54
yihui 9:05f0b5a3a70a 55 /** Read the value currently output on the bus
yihui 9:05f0b5a3a70a 56 *
yihui 9:05f0b5a3a70a 57 * @returns
yihui 9:05f0b5a3a70a 58 * An integer with each bit corresponding to associated DigitalInOut pin setting
yihui 9:05f0b5a3a70a 59 */
yihui 9:05f0b5a3a70a 60 int read();
yihui 9:05f0b5a3a70a 61
yihui 9:05f0b5a3a70a 62 /** Set as an output
yihui 9:05f0b5a3a70a 63 */
yihui 9:05f0b5a3a70a 64 void output();
yihui 9:05f0b5a3a70a 65
yihui 9:05f0b5a3a70a 66 /** Set as an input
yihui 9:05f0b5a3a70a 67 */
yihui 9:05f0b5a3a70a 68 void input();
yihui 9:05f0b5a3a70a 69
yihui 9:05f0b5a3a70a 70 /** Set the input pin mode
yihui 9:05f0b5a3a70a 71 *
yihui 9:05f0b5a3a70a 72 * @param mode PullUp, PullDown, PullNone
yihui 9:05f0b5a3a70a 73 */
yihui 9:05f0b5a3a70a 74 void mode(PinMode pull);
yihui 9:05f0b5a3a70a 75
yihui 9:05f0b5a3a70a 76 #ifdef MBED_OPERATORS
yihui 9:05f0b5a3a70a 77 /** A shorthand for write()
yihui 9:05f0b5a3a70a 78 */
yihui 9:05f0b5a3a70a 79 BusInOut& operator= (int v);
yihui 9:05f0b5a3a70a 80 BusInOut& operator= (BusInOut& rhs);
yihui 9:05f0b5a3a70a 81
yihui 9:05f0b5a3a70a 82 /** A shorthand for read()
yihui 9:05f0b5a3a70a 83 */
yihui 9:05f0b5a3a70a 84 operator int();
yihui 9:05f0b5a3a70a 85 #endif
yihui 9:05f0b5a3a70a 86
yihui 9:05f0b5a3a70a 87 protected:
yihui 9:05f0b5a3a70a 88 DigitalInOut* _pin[16];
yihui 9:05f0b5a3a70a 89
yihui 9:05f0b5a3a70a 90 /* disallow copy constructor and assignment operators */
yihui 9:05f0b5a3a70a 91 private:
yihui 9:05f0b5a3a70a 92 BusInOut(const BusInOut&);
yihui 9:05f0b5a3a70a 93 BusInOut & operator = (const BusInOut&);
yihui 9:05f0b5a3a70a 94 };
yihui 9:05f0b5a3a70a 95
yihui 9:05f0b5a3a70a 96 } // namespace mbed
yihui 9:05f0b5a3a70a 97
yihui 9:05f0b5a3a70a 98 #endif