Brian Fox / ButtonCtrl

Baseline for testing

ButtonController.h@0:b6d729ae4f27, 2019-07-25 (annotated)

Committer:
foxbrianr
Date:
Thu Jul 25 00:43:08 2019 +0000
Revision:
0:b6d729ae4f27
Baseline for testing

Who changed what in which revision?

UserRevisionLine numberNew contents of line
foxbrianr 0:b6d729ae4f27 1 #ifndef _BUTTON_CONTROLLER_
foxbrianr 0:b6d729ae4f27 2 #define _BUTTON_CONTROLLER_
foxbrianr 0:b6d729ae4f27 3
foxbrianr 0:b6d729ae4f27 4 #include "mbed.h"
foxbrianr 0:b6d729ae4f27 5 #include "rtos.h"
foxbrianr 0:b6d729ae4f27 6 #include "mcp23s08.h"
foxbrianr 0:b6d729ae4f27 7 #include "Menu.h"
foxbrianr 0:b6d729ae4f27 8 #include "Navigator.h"
foxbrianr 0:b6d729ae4f27 9
foxbrianr 0:b6d729ae4f27 10 /**
foxbrianr 0:b6d729ae4f27 11 * service to manage the external GPIO expander board.
foxbrianr 0:b6d729ae4f27 12 */
foxbrianr 0:b6d729ae4f27 13 typedef enum
foxbrianr 0:b6d729ae4f27 14 {
foxbrianr 0:b6d729ae4f27 15 NO_BUTTON = 27,
foxbrianr 0:b6d729ae4f27 16 BUTTON_UP = 26,
foxbrianr 0:b6d729ae4f27 17 BUTTON_DOWN = 25,
foxbrianr 0:b6d729ae4f27 18 BUTTON_MODE = 19,
foxbrianr 0:b6d729ae4f27 19 BUTTON_SET = 11,
foxbrianr 0:b6d729ae4f27 20 BUTTON_CLEAR = 0
foxbrianr 0:b6d729ae4f27 21 } tButtonValue ;
foxbrianr 0:b6d729ae4f27 22
foxbrianr 0:b6d729ae4f27 23 typedef void (*t_ButtonPressCallback)(void);
foxbrianr 0:b6d729ae4f27 24
foxbrianr 0:b6d729ae4f27 25
foxbrianr 0:b6d729ae4f27 26 /***
foxbrianr 0:b6d729ae4f27 27 *
foxbrianr 0:b6d729ae4f27 28 * This class wrapps the communication with the GPIO expander over SPI bus.
foxbrianr 0:b6d729ae4f27 29 * PIN 0 : Up
foxbrianr 0:b6d729ae4f27 30 * PIN 1 : Down
foxbrianr 0:b6d729ae4f27 31 * PIN 2 : Clear
foxbrianr 0:b6d729ae4f27 32 * PIN 3 : Mode
foxbrianr 0:b6d729ae4f27 33 * PIN 4 : Set
foxbrianr 0:b6d729ae4f27 34 * PIN 5 : Enable Audio
foxbrianr 0:b6d729ae4f27 35 * PIN 6 : na
foxbrianr 0:b6d729ae4f27 36 * PIN 7 : na
foxbrianr 0:b6d729ae4f27 37 *
foxbrianr 0:b6d729ae4f27 38 * MASK = 0x1F;
foxbrianr 0:b6d729ae4f27 39 *
foxbrianr 0:b6d729ae4f27 40 */
foxbrianr 0:b6d729ae4f27 41 class ButtonController
foxbrianr 0:b6d729ae4f27 42 {
foxbrianr 0:b6d729ae4f27 43 public :
foxbrianr 0:b6d729ae4f27 44
foxbrianr 0:b6d729ae4f27 45 Navigator * navigator;
foxbrianr 0:b6d729ae4f27 46 mcp23s08 * spi_io_exp;
foxbrianr 0:b6d729ae4f27 47 Mutex _mutex;
foxbrianr 0:b6d729ae4f27 48 unsigned char currentValue;
foxbrianr 0:b6d729ae4f27 49 unsigned char prevValue;
foxbrianr 0:b6d729ae4f27 50 unsigned char confirmedValue;
foxbrianr 0:b6d729ae4f27 51 unsigned int countsSinceChange;
foxbrianr 0:b6d729ae4f27 52 unsigned char isServiced;
foxbrianr 0:b6d729ae4f27 53 unsigned char isHeld;
foxbrianr 0:b6d729ae4f27 54
foxbrianr 0:b6d729ae4f27 55
foxbrianr 0:b6d729ae4f27 56 CircularBuffer<uint8_t, 64> cmd_queue;
foxbrianr 0:b6d729ae4f27 57
foxbrianr 0:b6d729ae4f27 58 ButtonController(Navigator * navigator);
foxbrianr 0:b6d729ae4f27 59 ~ButtonController();
foxbrianr 0:b6d729ae4f27 60
foxbrianr 0:b6d729ae4f27 61 void pressButtonUp(void);
foxbrianr 0:b6d729ae4f27 62 void pressButtonDown(void);
foxbrianr 0:b6d729ae4f27 63 void pressButtonClear(void);
foxbrianr 0:b6d729ae4f27 64 void pressButtonMode(void);
foxbrianr 0:b6d729ae4f27 65 void pressButtonSet(void);
foxbrianr 0:b6d729ae4f27 66 void releaseButton(void);
foxbrianr 0:b6d729ae4f27 67
foxbrianr 0:b6d729ae4f27 68 void init(void);
foxbrianr 0:b6d729ae4f27 69 void update(void);
foxbrianr 0:b6d729ae4f27 70 void update(Navigator * navigator);
foxbrianr 0:b6d729ae4f27 71 void update(Menu * menu);
foxbrianr 0:b6d729ae4f27 72 void update(int currentValue, Menu * menu);
foxbrianr 0:b6d729ae4f27 73
foxbrianr 0:b6d729ae4f27 74 uint8_t getCurrentState ();
foxbrianr 0:b6d729ae4f27 75 };
foxbrianr 0:b6d729ae4f27 76
foxbrianr 0:b6d729ae4f27 77
foxbrianr 0:b6d729ae4f27 78 #endif