Petras Saduikis
Code to interface mbed to a Nokia 3310 LCD using the Nokia 3310 LCD shield from nuelectronics. Includes joystick interface and demo.
Joystick.h@0:36fb749b83c7, 2009-12-07 (annotated)
- Committer:
- snatch59
- Date:
- Mon Dec 07 17:24:52 2009 +0000
- Revision:
- 0:36fb749b83c7
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| snatch59 | 0:36fb749b83c7 | 1 | /* |
| snatch59 | 0:36fb749b83c7 | 2 | * N3310LCD. A program to interface mbed with the nuelectronics |
| snatch59 | 0:36fb749b83c7 | 3 | * Nokia 3310 LCD shield from www.nuelectronics.com. Ported from |
| snatch59 | 0:36fb749b83c7 | 4 | * the nuelectronics Arduino code. |
| snatch59 | 0:36fb749b83c7 | 5 | * |
| snatch59 | 0:36fb749b83c7 | 6 | * Copyright (C) <2009> Petras Saduikis <petras@petras.co.uk> |
| snatch59 | 0:36fb749b83c7 | 7 | * |
| snatch59 | 0:36fb749b83c7 | 8 | * This file is part of N3310LCD. |
| snatch59 | 0:36fb749b83c7 | 9 | * |
| snatch59 | 0:36fb749b83c7 | 10 | * N3310LCD is free software: you can redistribute it and/or modify |
| snatch59 | 0:36fb749b83c7 | 11 | * it under the terms of the GNU General Public License as published by |
| snatch59 | 0:36fb749b83c7 | 12 | * the Free Software Foundation, either version 3 of the License, or |
| snatch59 | 0:36fb749b83c7 | 13 | * (at your option) any later version. |
| snatch59 | 0:36fb749b83c7 | 14 | * |
| snatch59 | 0:36fb749b83c7 | 15 | * N3310LCD is distributed in the hope that it will be useful, |
| snatch59 | 0:36fb749b83c7 | 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| snatch59 | 0:36fb749b83c7 | 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| snatch59 | 0:36fb749b83c7 | 18 | * GNU General Public License for more details. |
| snatch59 | 0:36fb749b83c7 | 19 | * |
| snatch59 | 0:36fb749b83c7 | 20 | * You should have received a copy of the GNU General Public License |
| snatch59 | 0:36fb749b83c7 | 21 | * along with N3310LCD. If not, see <http://www.gnu.org/licenses/>. |
| snatch59 | 0:36fb749b83c7 | 22 | */ |
| snatch59 | 0:36fb749b83c7 | 23 | |
| snatch59 | 0:36fb749b83c7 | 24 | #ifndef SNATCH59_JOYSTICK_H |
| snatch59 | 0:36fb749b83c7 | 25 | #define SNATCH59_JOYSTICK_H |
| snatch59 | 0:36fb749b83c7 | 26 | |
| snatch59 | 0:36fb749b83c7 | 27 | #define NUM_KEYS 5 |
| snatch59 | 0:36fb749b83c7 | 28 | |
| snatch59 | 0:36fb749b83c7 | 29 | enum eJoystickKey {LEFT_KEY, CENTER_KEY, DOWN_KEY, UP_KEY, RIGHT_KEY}; |
| snatch59 | 0:36fb749b83c7 | 30 | |
| snatch59 | 0:36fb749b83c7 | 31 | class Joystick |
| snatch59 | 0:36fb749b83c7 | 32 | { |
| snatch59 | 0:36fb749b83c7 | 33 | public: |
| snatch59 | 0:36fb749b83c7 | 34 | Joystick(PinName jstick); |
| snatch59 | 0:36fb749b83c7 | 35 | |
| snatch59 | 0:36fb749b83c7 | 36 | int getKeyState(int i); |
| snatch59 | 0:36fb749b83c7 | 37 | void resetKeyState(int i); |
| snatch59 | 0:36fb749b83c7 | 38 | void updateADCKey(); // call this to initiate joystick read |
| snatch59 | 0:36fb749b83c7 | 39 | |
| snatch59 | 0:36fb749b83c7 | 40 | private: |
| snatch59 | 0:36fb749b83c7 | 41 | // data |
| snatch59 | 0:36fb749b83c7 | 42 | int buttonCount[NUM_KEYS]; // debounce counters |
| snatch59 | 0:36fb749b83c7 | 43 | int buttonStatus[NUM_KEYS]; // button status - pressed/released |
| snatch59 | 0:36fb749b83c7 | 44 | int buttonFlag[NUM_KEYS]; // button on flags for user program |
| snatch59 | 0:36fb749b83c7 | 45 | |
| snatch59 | 0:36fb749b83c7 | 46 | static const int adcKeyVal[NUM_KEYS]; |
| snatch59 | 0:36fb749b83c7 | 47 | |
| snatch59 | 0:36fb749b83c7 | 48 | // I/O |
| snatch59 | 0:36fb749b83c7 | 49 | AnalogIn joystick; |
| snatch59 | 0:36fb749b83c7 | 50 | |
| snatch59 | 0:36fb749b83c7 | 51 | // functions |
| snatch59 | 0:36fb749b83c7 | 52 | int getKey(int input); |
| snatch59 | 0:36fb749b83c7 | 53 | }; |
| snatch59 | 0:36fb749b83c7 | 54 | |
| snatch59 | 0:36fb749b83c7 | 55 | #endif |