Very simple library for controll a 7 segment display.
Dependents: Demo_Led7seg TP1_EJER02_FERNANDEZ_CLERICI TP1_EJER3 Ejercicio3JalleVentiades ... more
Led7Seg.cpp
00001 #include "mbed.h" 00002 #include "Led7Seg.h" 00003 // Simple library that can controll a 7 segment led display 00004 // Created by Michele Trombetta 00005 // Copyright 2010 5OFT. All rights reserved. 00006 00007 Led7Seg::Led7Seg(PinName a,PinName b,PinName c,PinName d,PinName e,PinName f,PinName g): _leddisp(a, b, c, d, e, f, g) { 00008 _leddisp = 0; 00009 } 00010 00011 Led7Seg::Led7Seg(PinName a,PinName b,PinName c,PinName d,PinName e,PinName f,PinName g, bool led_type): _leddisp(a, b, c, d, e, f, g) { 00012 _leddisp = 0; 00013 _led_type = led_type; 00014 } 00015 00016 void Led7Seg::set_type(bool led_type) { 00017 _led_type = led_type; 00018 } 00019 00020 void Led7Seg::write(unsigned char number) { 00021 if (number<24) { 00022 if (_led_type) _leddisp = num_7seg[number]; //Common Cathode 00023 else _leddisp = ~num_7seg[number]; //Common Anode 00024 } 00025 } 00026 00027 unsigned char Led7Seg::read() { 00028 return _leddisp; 00029 } 00030 00031 unsigned char Led7Seg::convert(unsigned char number) { 00032 if (number<24) { 00033 if (_led_type) return num_7seg[number]; //Common Cathode 00034 else return ~num_7seg[number]; //Common Anode 00035 } else return 0xFF; 00036 }
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