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[/] [openmsp430/] [trunk/] [core/] [sim/] [rtl_sim/] [src/] [tA_clkmux.s43] - Blame information for rev 44

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1 2 olivier.gi 
/*===========================================================================*/
2 
/* Copyright (C) 2001 Authors                                                */
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/*                                                                           */
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/* This source file may be used and distributed without restriction provided */
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/* that this copyright statement is not removed from the file and that any   */
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/* derivative work contains the original copyright notice and the associated */
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/* disclaimer.                                                               */
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/*                                                                           */
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/* This source file is free software; you can redistribute it and/or modify  */
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/* it under the terms of the GNU Lesser General Public License as published  */
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/* by the Free Software Foundation; either version 2.1 of the License, or    */
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/* (at your option) any later version.                                       */
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/*                                                                           */
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/* This source is distributed in the hope that it will be useful, but WITHOUT*/
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/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or     */
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/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public       */
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/* License for more details.                                                 */
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/*                                                                           */
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/* You should have received a copy of the GNU Lesser General Public License  */
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/* along with this source; if not, write to the Free Software Foundation,    */
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/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA        */
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/*                                                                           */
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/*===========================================================================*/
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/*                                  TIMER A                                  */
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/*---------------------------------------------------------------------------*/
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/* Test the timer A:                                                         */
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/*                        - Check the timer clock input mux.                 */
28 18 olivier.gi 
/*                                                                           */
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/* Author(s):                                                                */
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/*             - Olivier Girard,    olgirard@gmail.com                       */
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/*                                                                           */
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/*---------------------------------------------------------------------------*/
33 19 olivier.gi 
/* $Rev: 19 $                                                                */
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/* $LastChangedBy: olivier.girard $                                          */
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/* $LastChangedDate: 2009-08-04 23:47:15 +0200 (Tue, 04 Aug 2009) $          */
36 2 olivier.gi 
/*===========================================================================*/
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.global main
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.set   BCSCTL1, 0x0057
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.set   BCSCTL2, 0x0058
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.set   TACTL,   0x0160
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.set   TAR,     0x0170
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.set   TACCTL0, 0x0162
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.set   TACCR0,  0x0172
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.set   TACCTL1, 0x0164
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.set   TACCR1,  0x0174
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.set   TACCTL2, 0x0166
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.set   TACCR2,  0x0176
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.set   TAIV,    0x012E
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WAIT_FUNC:
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        dec r14
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        jnz WAIT_FUNC
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        ret
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main:
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        mov  #0x0250, r1        ; # Initialize stack pointer
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        mov  #0x0000, &0x0200
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        mov  #0x0000, r15
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        mov.b  #0x00, &BCSCTL1  ; # ACLK /1
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        mov.b  #0x06, &BCSCTL2  ; # SMCLK = MCLK/8
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       /* --------------   TIMER A TEST:  INPUT MUX - TACLK  ----------------- */
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        dint
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        mov  #0x0000, &TAR
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        mov  #0x0062, &TACTL    ; # Continuous mode, /2
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        mov  #0x0001, r15
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        mov  #0x0100, r14
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        call #WAIT_FUNC
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        dint
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        mov  #0x0000, &0x0200
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        mov  #0x1000, r15
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       /* --------------   TIMER A TEST:  INPUT MUX - ACLK  ----------------- */
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        dint
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        mov  #0x0000, &TAR
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        mov  #0x0162, &TACTL    ; # Continuous mode, /2
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        mov  #0x1001, r15
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        mov  #0x0100, r14
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        call #WAIT_FUNC
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        dint
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        mov  #0x0000, &0x0200
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        mov  #0x2000, r15
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       /* --------------   TIMER A TEST:  INPUT MUX - SMCLK  ----------------- */
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        dint
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        mov  #0x0000, &TAR
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        mov  #0x0262, &TACTL    ; # Continuous mode, /2
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        mov  #0x2001, r15
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        mov  #0x0100, r14
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        call #WAIT_FUNC
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        dint
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        mov  #0x0000, &0x0200
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        mov  #0x3000, r15
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       /* --------------   TIMER A TEST:  INPUT MUX - INCLK  ----------------- */
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        dint
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        mov  #0x0000, &TACTL
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        mov  #0x0000, &TACCTL0
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        mov  #0x0000, &TAR
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        mov  #0x0362, &TACTL    ; # Continuous mode, /2
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        mov  #0x3001, r15
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        mov  #0x0100, r14
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        call #WAIT_FUNC
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        dint
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        mov  #0x0000, &0x0200
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        mov  #0x4000, r15
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        /* ----------------------         END OF TEST        --------------- */
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end_of_test:
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        nop
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        br #0xffff
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        /* ----------------------      INTERRUPT ROUTINES    --------------- */
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TIMERA_CCR0_VECTOR:
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        inc  &0x0200
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        reti
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TIMERA_TAIV_VECTOR:
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        mov     &TAR, &0x0204
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        mov    &TAIV, &0x0206
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        reti
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        /* ----------------------         INTERRUPT VECTORS  --------------- */
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.section .vectors, "a"
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.word end_of_test        ; Interrupt  0 (lowest priority)
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.word end_of_test        ; Interrupt  1
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.word end_of_test        ; Interrupt  2
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.word end_of_test        ; Interrupt  3
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.word end_of_test        ; Interrupt  4
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.word end_of_test        ; Interrupt  5
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.word end_of_test        ; Interrupt  6
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.word end_of_test        ; Interrupt  7
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.word TIMERA_TAIV_VECTOR ; Interrupt  8
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.word TIMERA_CCR0_VECTOR ; Interrupt  9
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.word end_of_test        ; Interrupt 10                      Watchdog timer
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.word end_of_test        ; Interrupt 11
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.word end_of_test        ; Interrupt 12
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.word end_of_test        ; Interrupt 13
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.word end_of_test        ; Interrupt 14                      NMI
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.word main               ; Interrupt 15 (highest priority)   RESET

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