ta_example2.c

24位AD压力实验板 protell99se打开

//******************************************************************************
//   Code for application report - "Real Time Clock Library"
//******************************************************************************
// THIS PROGRAM IS PROVIDED "AS IS". TI MAKES NO WARRANTIES OR
// REPRESENTATIONS, EITHER EXPRESS, IMPLIED OR STATUTORY,
// INCLUDING ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
// FOR A PARTICULAR PURPOSE, LACK OF VIRUSES, ACCURACY OR
// COMPLETENESS OF RESPONSES, RESULTS AND LACK OF NEGLIGENCE.
// TI DISCLAIMS ANY WARRANTY OF TITLE, QUIET ENJOYMENT, QUIET
// POSSESSION, AND NON-INFRINGEMENT OF ANY THIRD PARTY
// INTELLECTUAL PROPERTY RIGHTS WITH REGARD TO THE PROGRAM OR
// YOUR USE OF THE PROGRAM.
//
// IN NO EVENT SHALL TI BE LIABLE FOR ANY SPECIAL, INCIDENTAL,
// CONSEQUENTIAL OR INDIRECT DAMAGES, HOWEVER CAUSED, ON ANY
// THEORY OF LIABILITY AND WHETHER OR NOT TI HAS BEEN ADVISED
// OF THE POSSIBILITY OF SUCH DAMAGES, ARISING IN ANY WAY OUT
// OF THIS AGREEMENT, THE PROGRAM, OR YOUR USE OF THE PROGRAM.
// EXCLUDED DAMAGES INCLUDE, BUT ARE NOT LIMITED TO, COST OF
// REMOVAL OR REINSTALLATION, COMPUTER TIME, LABOR COSTS, LOSS
// OF GOODWILL, LOSS OF PROFITS, LOSS OF SAVINGS, OR LOSS OF
// USE OR INTERRUPTION OF BUSINESS. IN NO EVENT WILL TI'S
// AGGREGATE LIABILITY UNDER THIS AGREEMENT OR ARISING OUT OF
// YOUR USE OF THE PROGRAM EXCEED FIVE HUNDRED DOLLARS
// (U.S.$500).
//
// Unless otherwise stated, the Program written and copyrighted
// by Texas Instruments is distributed as "freeware".  You may,
// only under TI's copyright in the Program, use and modify the
// Program without any charge or restriction.  You may
// distribute to third parties, provided that you transfer a
// copy of this license to the third party and the third party
// agrees to these terms by its first use of the Program. You
// must reproduce the copyright notice and any other legend of
// ownership on each copy or partial copy, of the Program.
//
// You acknowledge and agree that the Program contains
// copyrighted material, trade secrets and other TI proprietary
// information and is protected by copyright laws,
// international copyright treaties, and trade secret laws, as
// well as other intellectual property laws.  To protect TI's
// rights in the Program, you agree not to decompile, reverse
// engineer, disassemble or otherwise translate any object code
// versions of the Program to a human-readable form.  You agree
// that in no event will you alter, remove or destroy any
// copyright notice included in the Program.  TI reserves all
// rights not specifically granted under this license. Except
// as specifically provided herein, nothing in this agreement
// shall be construed as conferring by implication, estoppel,
// or otherwise, upon you, any license or other right under any
// TI patents, copyrights or trade secrets.
//
// You may not use the Program in non-TI devices.
//
//******************************************************************************
//  MSP-RTC Demo - Using Timer_A for 1 second interrupt
//
//  Description; This example shows the correct setup and usage of the RTC
//  Library without automatic ISR generation.  LED is toggled on each second
//
//           MSP430F149
//         ---------------
//     /|\|            XIN|-
//      | |               | 32kHz
//      --|RST        XOUT|-
//        |               |
//        |           P1.0|-->LED
//
//  L. Westlund
//  Texas Instruments, Inc
//  January 2005
//  Updated for IAR Embedded Workbench Version: 2.21B
//******************************************************************************

#include  <msp430x14x.h>
#include  "RTC.h"


void main ( void )
{
  WDTCTL = WDTPW + WDTHOLD;             // Stop watchdog timer
  setTime( 0x12, 0, 0, 0);              // initialize time to 12:00:00 AM

  P1DIR |= 0x01;                        // Set P1.0 to output direction
  CCR0 = 32768-1;
  TACTL = TASSEL_1+MC_1;                // ACLK, upmode
  CCTL0 |= CCIE;                        // enable CCRO interrupt
  _EINT();

  while( 1 )
  {
    LPM3;                               // enter LPM3, clock will be updated
    P1OUT ^= 0x01;                      // do any other needed items in loop
    _NOP();                             // set breakpoint here to see 1 second interrupt
  }
}


// Timer A0 interrupt service routine
__interrupt void Timer_A (void);
TIMERA0_ISR(Timer_A)
__interrupt void Timer_A (void)
{
  incrementSeconds();
  LPM3_EXIT;
}