dc550_phonesm.c

一款经典的数字电话设计资料

/*****************************************************************************/
/*  CONFIDENTIAL                                                             */
/*  Sigpro Copyright 2003, All rights reserved                               */
/*****************************************************************************/
/*  CLIENT:  Telematrix                                                      */
/*  PROJECT: DC550 Digital Centrex Phone                                     */
/*  FILE:    dc550_phonesm.c                                                 */
/*****************************************************************************/
/*  The Phone State Machine receives commands from the Software Controller   */
/*  and relays them to the current telephone state.                          */
/*****************************************************************************/

#define __DC550_PHONESM_EXTERN__
#include "dc550_phonesm.h"
#include "dc550_phonesm_infoaudio.h"
#include "dc550_phonesm_infolanguage.h"
#include "dc550_phonesm_infolevels.h"
#include "dc550_phonesm_infonumbers.h"
#include "dc550_phonesm_infoonetouch.h"
#include "dc550_phonesm_infosettings.h"
#include "dc550_phonesm_infodisplay12.h"
#include "dc550_phonesm_idle.h"
#include "dc550_phonesm_init.h"
#include "dc550_phonesm_memory.h"
#include "dc550_phonesm_predial.h"
#include "dc550_phonesm_program.h"
#include "dc550_phonesm_active.h"
#include "dc550_phonesm_contrast.h"
#include "dc550_phonesm_volume.h"
#include "dc550_phonesm_display12.h"
#include "dc550_i2cdriver.h"
#include "dc550_usartdriver.h"


/******************************************************************************
 *  GLOBAL VARIABLES
 *****************************************************************************/
PHONESM_STATE_E phonesm_currentstate;


/******************************************************************************
 *  FUNCTION: void phonesm_init(void)
 ******************************************************************************
 *  DESCRIPTION:
 *  This function is called to initialize the Phone State Machine.
 *****************************************************************************/
void phonesm_init(void) {
  phonesm_init_info();
  
  phonesm_idle_init();
  phonesm_init_init();
  
  phonesm_init_hwstates();
  
  phonesm_memory_init();
  phonesm_predial_init();
  phonesm_program_init();
  phonesm_volume_init();
  phonesm_display12_init();
  
  phonesm_currentstate = PHONESM_STATE_IDLE;
  phonesm_activate_state(PHONESM_STATE_INIT);
}


/******************************************************************************
 *  FUNCTION: void phonesm_init_info(void)
 ******************************************************************************
 *  DESCRIPTION:
 *  This function sets or resets all of the data for the Phone State Machine.
 *****************************************************************************/
void phonesm_init_info(void) {
  phonesm_infoaudio_init();
  phonesm_infolanguage_init();
  phonesm_infolevels_init();
  phonesm_infonumbers_init();
  phonesm_infoonetouch_init();
  phonesm_infosettings_init();
  phonesm_infodisplay12_init();
  if(eeprom_GetVersion() != EEPROM_VERSION_CURRENT)
    eeprom_SetVersion(EEPROM_VERSION_CURRENT);
}


/******************************************************************************
 *  FUNCTION: void phonesm_init_hwstates(void)
 ******************************************************************************
 *  DESCRIPTION:
 *  This function sets or resets all of the hardware-related states for the
 *  Phone State Machine.
 *****************************************************************************/
void phonesm_init_hwstates(void) {
  phonesm_active_init();
  phonesm_contrast_init();
}


/******************************************************************************
 *  FUNCTION: void phonesm_exec_hookswitch(BOOL updown)
 ******************************************************************************
 *  DESCRIPTION:
 *  This function is called when the hookswitch changes state.  It delegates
 *  to the current Phone SM state.
 *****************************************************************************/
void phonesm_exec_hookswitch(BOOL updown) {
  // Declare temporary variable
  unsigned int i;
  
  // Repeat until something returns 0
  do {
    switch(phonesm_currentstate) {
      case PHONESM_STATE_IDLE:
        i = phonesm_idle_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_INIT:
        i = phonesm_init_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_ACTIVE:
        i = phonesm_active_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_PROGRAM:
        i = phonesm_program_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_DISPLAY12:
        i = phonesm_display12_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_VOLUME:
        i = phonesm_volume_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_CONTRAST:
        i = phonesm_contrast_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_MEMORY:
        i = phonesm_memory_exec_hookswitch(updown);
        break;
      case PHONESM_STATE_PREDIAL:
        i = phonesm_predial_exec_hookswitch(updown);
        break;
    };
  } while(i);
}


/******************************************************************************
 *  FUNCTION: void phonesm_exec_keypress(unsigned int key, unsigned int updown)
 ******************************************************************************
 *  DESCRIPTION:
 *  This function is called when a key is pressed or unpressed.  It delegates
 *  to the current Phone SM state.
 *****************************************************************************/
void phonesm_exec_keypress(unsigned int key, BOOL updown) {
  // Declare temporary variable
  unsigned int i;
  
  // Repeat until something returns 0
  do {
    switch(phonesm_currentstate) {
      case PHONESM_STATE_IDLE:
        i = phonesm_idle_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_INIT:
        i = phonesm_init_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_ACTIVE:
        i = phonesm_active_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_PROGRAM:
        i = phonesm_program_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_DISPLAY12:
        i = phonesm_display12_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_VOLUME:
        i = phonesm_volume_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_CONTRAST:
        i = phonesm_contrast_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_MEMORY:
        i = phonesm_memory_exec_keypress(key, updown);
        break;
      case PHONESM_STATE_PREDIAL:
        i = phonesm_predial_exec_keypress(key, updown);
        break;
    };
  } while(i);
}


/******************************************************************************
 *  FUNCTION: void phonesm_exec_modemcommand(DC550MDCMessage command)
 ******************************************************************************
 *  DESCRIPTION:
 *  This function is called when a modem command is received.  It delegates
 *  to the current Phone SM state.
 *****************************************************************************/
void phonesm_exec_modemcommand(DC550MDCMessage command) {
  // Declare temporary variable
  unsigned int i;
  
  // PKW: dc550_printf("Message: %d\r\n", command);
  
  // Repeat until something returns 0
  do {
    switch(phonesm_currentstate) {
      case PHONESM_STATE_IDLE:
        i = phonesm_idle_exec_modemcommand(command);
        break;
      case PHONESM_STATE_INIT:
        i = phonesm_init_exec_modemcommand(command);
        break;
      case PHONESM_STATE_ACTIVE:
        i = phonesm_active_exec_modemcommand(command);
        break;
      case PHONESM_STATE_PROGRAM:
        i = phonesm_program_exec_modemcommand(command);
        break;
      case PHONESM_STATE_DISPLAY12:
        i = phonesm_display12_exec_modemcommand(command);
        break;
      case PHONESM_STATE_VOLUME:
        i = phonesm_volume_exec_modemcommand(command);
        break;
      case PHONESM_STATE_CONTRAST:
        i = phonesm_contrast_exec_modemcommand(command);
        break;
      case PHONESM_STATE_MEMORY:
        i = phonesm_memory_exec_modemcommand(command);
        break;
      case PHONESM_STATE_PREDIAL:
        i = phonesm_predial_exec_modemcommand(command);
        break;
    };
  } while(i);
}


/******************************************************************************
 *  FUNCTION: void phonesm_exec_periodic(void)
 ******************************************************************************
 *  DESCRIPTION:
 *  This function is called periodically (i.e. ten times per second).  It
 *  delegates to the periodic(.) function in the current Phone SM state, which