FRA221_2015 / Mbed 2 deprecated 1A_PROJECT_DIGITAL

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Dependencies:   mbed

Fork of 1A_PROJECT_DIGITAL by Jakkapan Keawsalak

DigitDisplay.h@0:ede9cc7e508b, 2015-12-08 (annotated)

Committer:
gamezajad
Date:
Tue Dec 08 19:25:47 2015 +0000
Revision:
0:ede9cc7e508b
1A

Who changed what in which revision?

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gamezajad 0:ede9cc7e508b 1 /* The library of Grove - 4 Digit Display
gamezajad 0:ede9cc7e508b 2 *
gamezajad 0:ede9cc7e508b 3 * \author Yihui Xiong
gamezajad 0:ede9cc7e508b 4 * \date 2014/2/8
gamezajad 0:ede9cc7e508b 5 *
gamezajad 0:ede9cc7e508b 6 * The MIT License (MIT)
gamezajad 0:ede9cc7e508b 7 *
gamezajad 0:ede9cc7e508b 8 * Copyright (c) 2014 Seeed Technology Inc.
gamezajad 0:ede9cc7e508b 9 *
gamezajad 0:ede9cc7e508b 10 * Permission is hereby granted, free of charge, to any person obtaining a copy
gamezajad 0:ede9cc7e508b 11 * of this software and associated documentation files (the "Software"), to deal
gamezajad 0:ede9cc7e508b 12 * in the Software without restriction, including without limitation the rights
gamezajad 0:ede9cc7e508b 13 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
gamezajad 0:ede9cc7e508b 14 * copies of the Software, and to permit persons to whom the Software is
gamezajad 0:ede9cc7e508b 15 * furnished to do so, subject to the following conditions:
gamezajad 0:ede9cc7e508b 16 *
gamezajad 0:ede9cc7e508b 17 * The above copyright notice and this permission notice shall be included in
gamezajad 0:ede9cc7e508b 18 * all copies or substantial portions of the Software.
gamezajad 0:ede9cc7e508b 19 *
gamezajad 0:ede9cc7e508b 20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
gamezajad 0:ede9cc7e508b 21 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
gamezajad 0:ede9cc7e508b 22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
gamezajad 0:ede9cc7e508b 23 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
gamezajad 0:ede9cc7e508b 24 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
gamezajad 0:ede9cc7e508b 25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
gamezajad 0:ede9cc7e508b 26 * THE SOFTWARE.
gamezajad 0:ede9cc7e508b 27 */
gamezajad 0:ede9cc7e508b 28
gamezajad 0:ede9cc7e508b 29 #ifndef __DIGIT_DISPLAY__
gamezajad 0:ede9cc7e508b 30 #define __DIGIT_DISPLAY__
gamezajad 0:ede9cc7e508b 31
gamezajad 0:ede9cc7e508b 32 #include "mbed.h"
gamezajad 0:ede9cc7e508b 33
gamezajad 0:ede9cc7e508b 34 class DigitDisplay
gamezajad 0:ede9cc7e508b 35 {
gamezajad 0:ede9cc7e508b 36 public:
gamezajad 0:ede9cc7e508b 37 DigitDisplay(PinName clk, PinName dio);
gamezajad 0:ede9cc7e508b 38
gamezajad 0:ede9cc7e508b 39 /**
gamezajad 0:ede9cc7e508b 40 * Display a decimal number, A number larger than 10000 or smaller than -1000 will be truncated, MSB will be lost.
gamezajad 0:ede9cc7e508b 41 */
gamezajad 0:ede9cc7e508b 42 void write(int16_t number);
gamezajad 0:ede9cc7e508b 43
gamezajad 0:ede9cc7e508b 44 /**
gamezajad 0:ede9cc7e508b 45 * Display four numbers
gamezajad 0:ede9cc7e508b 46 * \param numbers 0 - 0xF: 0 - 9, A, b, C, d, E, F
gamezajad 0:ede9cc7e508b 47 * 0x10 - 0xFE: '_'(unknown)
gamezajad 0:ede9cc7e508b 48 * 0xFF: ' '(null)
gamezajad 0:ede9cc7e508b 49 */
gamezajad 0:ede9cc7e508b 50 void write(uint8_t numbers[]);
gamezajad 0:ede9cc7e508b 51
gamezajad 0:ede9cc7e508b 52 /**
gamezajad 0:ede9cc7e508b 53 * Display a number in a specific position
gamezajad 0:ede9cc7e508b 54 * \param position 0 - 3, left to right
gamezajad 0:ede9cc7e508b 55 * \param number 0 - 0xF: 0 - 9, A, b, C, d, E, F
gamezajad 0:ede9cc7e508b 56 * 0x10 - 0xFE: '_'
gamezajad 0:ede9cc7e508b 57 * 0xFF: ' '
gamezajad 0:ede9cc7e508b 58 */
gamezajad 0:ede9cc7e508b 59 void write(uint8_t position, uint8_t number);
gamezajad 0:ede9cc7e508b 60
gamezajad 0:ede9cc7e508b 61 void writeRaw(uint8_t position, uint8_t segments);
gamezajad 0:ede9cc7e508b 62 void writeRaw(uint8_t segments[]);
gamezajad 0:ede9cc7e508b 63
gamezajad 0:ede9cc7e508b 64 void clear();
gamezajad 0:ede9cc7e508b 65 void on();
gamezajad 0:ede9cc7e508b 66 void off();
gamezajad 0:ede9cc7e508b 67
gamezajad 0:ede9cc7e508b 68 /**
gamezajad 0:ede9cc7e508b 69 * Set the brightness, level 0 to level 7
gamezajad 0:ede9cc7e508b 70 */
gamezajad 0:ede9cc7e508b 71 void setBrightness(uint8_t brightness);
gamezajad 0:ede9cc7e508b 72
gamezajad 0:ede9cc7e508b 73 /**
gamezajad 0:ede9cc7e508b 74 * Enable/Disable the colon
gamezajad 0:ede9cc7e508b 75 */
gamezajad 0:ede9cc7e508b 76 void setColon(bool enable);
gamezajad 0:ede9cc7e508b 77
gamezajad 0:ede9cc7e508b 78 DigitDisplay& operator= (int16_t number) {
gamezajad 0:ede9cc7e508b 79 write(number);
gamezajad 0:ede9cc7e508b 80 return *this;
gamezajad 0:ede9cc7e508b 81 }
gamezajad 0:ede9cc7e508b 82
gamezajad 0:ede9cc7e508b 83 private:
gamezajad 0:ede9cc7e508b 84 void start();
gamezajad 0:ede9cc7e508b 85 bool send(uint8_t data);
gamezajad 0:ede9cc7e508b 86 void stop();
gamezajad 0:ede9cc7e508b 87
gamezajad 0:ede9cc7e508b 88 DigitalOut _clk;
gamezajad 0:ede9cc7e508b 89 DigitalInOut _dio;
gamezajad 0:ede9cc7e508b 90 bool _off;
gamezajad 0:ede9cc7e508b 91 bool _colon;
gamezajad 0:ede9cc7e508b 92 uint8_t _brightness;
gamezajad 0:ede9cc7e508b 93 uint8_t _content[4];
gamezajad 0:ede9cc7e508b 94 };
gamezajad 0:ede9cc7e508b 95
gamezajad 0:ede9cc7e508b 96 #endif // __DIGIT_DISPLAY__