onboard_xbee.c

nRF24E1 sample xBee development

/***************************************************************
* Modified version of OnBoard.c for XBee platform.
*
****************************************************************/

#include "ZComDef.h"
#include "OnBoard_XBee.h"
#include "OnBoard.h"
#include "Osal.h"
#include "nwk.h"

#ifdef TARGET_XBEE

#define INTERRUPT

#define KBIE  0x02
#define KBACK 0x04

#define TurnOnLED1    PTCD &= ~0x20;
#define TurnOnLED2    PTDD &= ~0x02;
#define TurnOnLED3    PTBD &= ~0x10; 
#define TurnOnLED4    PTBD &= ~0x20; 
#define TurnOffLED1   PTCD |= 0x20; 
#define TurnOffLED2   PTDD |= 0x02; 
#define TurnOffLED3   PTBD |= 0x10; 
#define TurnOffLED4   PTBD |= 0x20; 

#define TurnOnBuzzer
#define TurnOffBuzzer

#define TurnOnBigLight
#define TurnOffBigLight

/*********************************************************************
 * EXTERNAL VARIABLES
 */
 
// Used to calculate the used stack
extern char __SEG_START_SSTACK[];
extern char __SEG_END_SSTACK[];
#define ONBOARD_STACK_START __SEG_START_SSTACK
#define ONBOARD_STACK_END   __SEG_END_SSTACK
#define STACK_INIT_VALUE  0xA5

/*********************************************************************
 * EXTERNAL FUNCTIONS
 */
extern void nwk_set_poll_evt( void );
extern void nwk_sendDummyData( void );


/*********************************************************************
 * LOCAL VARIABLES
 */
byte _SavedKeys;

/* OnBoard task id */
byte OnBoard_TaskID;  

// LED state at last set/clr/blink update
static byte ledState;

#if defined ( BLINK_LEDS )
  // LED Status Table
  static ledSts ledStatusTable[NBR_OF_LEDS];
#endif

// Registered keys task ID, initialized to NOT USED.
byte registeredKeysTaskID = 0xFF;


/*********************************************************************
 * LOCAL FUNCTIONS
 */
void KBIntSetup( byte state_on );
void KBInit( void );
void runThroughLEDs( void );
void LCDWaitLong( int w );
void UpdateLeds( void );
void LedOnOff( byte mask, byte on );


/*********************************************************************
 * @fn      Low Voltage Detect Interrupt
 * @brief   This ISR is called when power is low.
 * @param   
 * @return  
 */
void INTERRUPT LowVoltageDetectISR( void )
{
  
  // PUT YOUR CODE HERE to handle low power indicator
  
  // This code will toggle LEDs forever until power is gone
  osal_int_disable( INTS_ALL );  // Might not be needed since this is ISR.
  for ( ;; )
    runThroughLEDs();
}


/*********************************************************************
 *                    EVENT PROCESSING FUNCTIONS
 *
 * These functions perform event-based (interrupt & timer) processing
 * of board level I/O, such as, keypress inputs and LED displays.
 */

/*********************************************************************
 * @fn      OnBoard_TaskInit
 *
 * @brief   
 *
 *   OnBoard Monitoring Task Initialization.  This function is put into
 *   the task table.
 *
 * @param   byte task_id - task ID of the MT Task
 *
 * @return  void
 */
void OnBoard_TaskInit( byte task_id )
{
  OnBoard_TaskID = task_id;
  
#if defined ( KB_INT )  
  // This is to avoid interrupts until normal processing
  osal_set_event( task_id, KEYPRESS_SETUP_INT_EVT );
#else
  // Start the key polling
  osal_set_event( task_id, KEYPRESS_POLL_EVT );
#endif  
} /* OnBoard_TaskInit() */

/*********************************************************************
 * @fn      OnBoard_ProcessEvent
 *
 * @brief   
 *
 *   OnBoard Task Event Processor.  This task is put into the 
 *   task table.
 *
 * @param   byte task_id - task ID of the MT Task
 * @param   UINT16 events - event(s) for the MT Task
 *
 * @return  void
 */
void OnBoard_ProcessEvent( byte task_id, UINT16 events )
{
#if defined ( BLINK_LEDS )
  // Process LED blink event
  if ( events & LED_BLINK_EVT )
  {
    UpdateLeds();  // Update LED status
  }
#endif

#if defined ( KB_INT )  
  if ( events & KEYPRESS_SETUP_INT_EVT )
    KBIntSetup( true );
    
  if ( events & KEYPRESS_DEBOUNCE_EVT )
    osal_start_timerEx( OnBoard_TaskID, KEYPRESS_POLL_EVT, 50 );
#endif  

  if ( events & KEYPRESS_POLL_EVT )
  {
    gb60_read_keys();
    
#if defined ( KB_INT )  
    osal_set_event( task_id, KEYPRESS_SETUP_INT_EVT );
#else    
    osal_start_timerEx( OnBoard_TaskID, KEYPRESS_POLL_EVT, 100 );
#endif    
  }

#if defined ( FS_RX_FLOWCONTROL )
  if ( events & RX1_FLOW_TIMER_EVT )
  {
    SERIAL_PORT1_RX_RTS_DISABLE;    
    SERIAL_PORT1_RX_RTS_ENABLE;    
    osal_start_timerEx( OnBoard_TaskID, RX1_FLOW_TIMER_EVT, 1000 );
  }  
  
  if ( events & RX2_FLOW_TIMER_EVT )
  {
    SERIAL_PORT2_RX_RTS_DISABLE;    
    SERIAL_PORT2_RX_RTS_ENABLE;    
    osal_start_timerEx( OnBoard_TaskID, RX2_FLOW_TIMER_EVT, 1000 );
  }  
#endif  // FS_RX_FLOWCONTROL
  
} /* OnBoard_ProcessEvent() */


/*********************************************************************
 * @fn      Initialize the Board Peripherals
 * @brief   
 * @param   
 * @return  
 */
void InitBoard( void )
{
  // Set the direction for the LED Port
  PTCDD |= 0x20;
  PTDDD |= 0x02;
  PTBDD |= 0x30;

  // Turn the LEDs off 
  SetLed( LED_ALL, LED_OFF );
  
  // Initialize the Keyboard Interrupt Module
  KBInit();
  
  // Initialize the LCD Module

// Initialize the ports for the Serial RTS (Flow control)
#if defined ( FS_RX_FLOWCONTROL )
#if defined ( SERIAL_PORT1 )
  SERIAL_PORT1_RX_RTS_PORTENABLE;
  SERIAL_PORT1_RX_RTS_PORTDIRECTION;
  SERIAL_PORT1_RX_RTS_ENABLE;
  #if defined ( FS_RX_FLOWCONTROL )
  osal_start_timerEx( OnBoard_TaskID, RX1_FLOW_TIMER_EVT, 1000 );
  #endif
#endif
#if defined ( SERIAL_PORT2 )
  SERIAL_PORT2_RX_RTS_PORTENABLE;
  SERIAL_PORT2_RX_RTS_PORTDIRECTION;
  SERIAL_PORT2_RX_RTS_ENABLE;
  #if defined ( FS_RX_FLOWCONTROL )
  osal_start_timerEx( OnBoard_TaskID, RX2_FLOW_TIMER_EVT, 1000 );
  #endif
#endif
#endif  // FS_RX_FLOWCONTROL
} 



/*********************************************************************
* LED Support
*/

/*********************************************************************
 * @fn      SetLed
 *
 * @brief   Turn on, turn off, blink User LEDs
 * @param   mask - LED bit mask
 * @param   mode - LED_ON,LED_OFF,LED_BLINK
 *
 * @return  current LED status, 1=on
 */
byte SetLed( byte mask, byte mode )
{
#if defined ( BLINK_LEDS )
  byte led;
  ledSts *sts;

  if ( mode == LED_BLINK )
    // Default blink, 1 time, D% duty cycle
    BlinkLed( mask, 1, LED_DUTY_CYCLE, LED_BLINK_TIME );
  else if ( mode == LED_FLASH )
    // Default flash, N times, D% duty cycle
    BlinkLed( mask, LED_FLASH_COUNT, LED_DUTY_CYCLE, LED_BLINK_TIME );
  else
  {
    // ON, OFF, or TOGGLE
    led = LED1;
    mask &= LED_ALL;
    sts = ledStatusTable;

    while ( mask )
    {
      if ( mask & led )
      {
        if ( mode != LED_TOGGLE )
          sts->mode = mode;  // ON or OFF
        else
          sts->mode ^= LED_ON;  // Toggle
        LedOnOff( led, sts->mode );
        mask ^= led;
      }
      led <<= 1;
      sts++;
    }
  }
#else
  LedOnOff( mask, mode );
#endif  

  return ( ledState );
}

/*********************************************************************
 * @fn      BlinkLed
 *
 * @brief   Blink specified LEDs
 * @param   mask - LED bit mask
 * @param   nbr - number of time, 0=contiunuous
 * @param   on - percentage of cycle that's on
 * @param   time - milliseconds for one on/off cycle
 * @return  none
 */
void BlinkLed( byte mask, byte nbr, byte on, uint16 time )
{
#if defined ( BLINK_LEDS )
  byte led;
  ledSts *sts;

  if ( mask && on && time )
  {
    if ( on < 100 )
    {
      led = LED1;
      mask &= LED_ALL;
      sts = ledStatusTable;

      while ( mask )
      {
        if ( mask & led )
        {
          sts->mode = LED_OFF;  // Stop previous blink
          sts->time = time;  // Time for one on/off cycle
          sts->onPct = on;  // % of cycle LED is on
          sts->todo = nbr;  // Number of blink cycles
          if ( !nbr ) sts->mode |= LED_FLASH;  // Continuous
          sts->next = osal_GetSystemClock();  // Start now
          sts->mode |= LED_BLINK;  // Enable blinking
          mask ^= led;
        }
        led <<= 1;
        sts++;
      }
      osal_set_event( OnBoard_TaskID, LED_BLINK_EVT );
    }
    else
      SetLed( mask, LED_ON );  // >= 100%, turn on
  }
  else
    SetLed( mask, LED_OFF );  // No on time, turn off
#else
  on = (mask & ledState) ? LED_OFF : LED_ON;
  LedOnOff( mask, on );  // Toggle
#endif  
}

#if defined ( BLINK_LEDS )
/*********************************************************************
 * @fn      UpdateLeds
 *
 * @brief   Updates blinking/flashing LEDs
 * @param   none
 * @return  none
 */
void UpdateLeds( void )
{
  byte led;
  byte pct;
  byte mask;
  ledSts *sts;
  uint32 time;
  uint16 next;
  uint16 wait;

  next = 0;
  led = LED1;
  mask = LED_ALL;
  sts = ledStatusTable;

  while ( mask )
  {
    if ( mask & led )
    {
      if ( sts->mode & LED_BLINK )
      {
        time = osal_GetSystemClock();
        if ( time >= sts->next )
        {
          if (sts->mode & LED_ON )
          {
            pct = 100 - sts->onPct;  // Percentage of cycle for off
            sts->mode &= ~LED_ON;  // Say it's not on
            LedOnOff( led, LED_OFF );  // Turn it off

            if ( !(sts->mode & LED_FLASH) )
            {
              sts->todo--;  // Not continuous, reduce count
              if ( !sts->todo )
                sts->mode ^= LED_BLINK;  // No more blinks
            }
          }
          else
          {
            pct = sts->onPct;  // Percentage of cycle for on
            sts->mode |= LED_ON;  // Say it's on
            LedOnOff( led, LED_ON );  // Turn it on
          }
          
          if ( sts->mode & LED_BLINK )
          {
            wait = (((uint32)pct * (uint32)sts->time) / 100);
            sts->next = time + wait;
          }
          else
            wait = 0;
        }
        else
          wait = sts->next - time;  // Time left

        if ( !next || ( wait < next ) )
          next = wait;
      }
      mask ^= led;
    }
    led <<= 1;
    sts++;
  }
  
  if ( next )
    osal_start_timer( LED_BLINK_EVT, next );  // Come back later
}
#endif // BLINK_LEDS

/*********************************************************************
 * @fn      LedOnOff
 *
 * @brief   Turns specified LED on or off
 * @param   mask - LED bit mask
 * @param   on - LED_ON,LED_OFF,LED_BLINK
 * @return  none
 */

void LedOnOff( byte mask, byte on )
{
  if ( mask & LED1 )
  {
    if ( on == LED_ON ){
      TurnOnLED1;
    }
    else{
      TurnOffLED1;
    }
  }
  if ( mask & LED2 )
  {
    if ( on == LED_ON ){
      TurnOnLED2;
    }
    else{
      TurnOffLED2;
    }
  }
  if ( mask & LED3 )
  {
    if ( on == LED_ON ){
      TurnOnLED3;
    }
    else{
      TurnOffLED3;
    }
  }
  if ( mask & LED4 )
  {
    if ( on == LED_ON ){
      TurnOnLED4;
    }
    else{
      TurnOffLED4;
    }
  }

  // Remember current state
  if ( on )
    ledState |= mask;
  else
    ledState &= ~mask;
}

void runThroughLEDs( void )
{
  byte x;
  for ( x = LED1; x <= LED4; x<<=1 )
  {
    SetLed( x, LED_ON );
    LCDWaitLong( 50 );
    SetLed( x, LED_OFF );
    LCDWaitLong( 50 );
  }
}

void BigLight_On( void )
{
  TurnOnBigLight;
}

void BigLight_Off( void )
{