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[/] [openmsp430/] [trunk/] [core/] [sim/] [rtl_sim/] [src/] [tA_compare.s43] - Rev 224
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/*===========================================================================*/
/* Copyright (C) 2001 Authors */
/* */
/* This source file may be used and distributed without restriction provided */
/* that this copyright statement is not removed from the file and that any */
/* derivative work contains the original copyright notice and the associated */
/* disclaimer. */
/* */
/* This source file is free software; you can redistribute it and/or modify */
/* it under the terms of the GNU Lesser General Public License as published */
/* by the Free Software Foundation; either version 2.1 of the License, or */
/* (at your option) any later version. */
/* */
/* This source is distributed in the hope that it will be useful, but WITHOUT*/
/* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or */
/* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public */
/* License for more details. */
/* */
/* You should have received a copy of the GNU Lesser General Public License */
/* along with this source; if not, write to the Free Software Foundation, */
/* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */
/* */
/*===========================================================================*/
/* TIMER A */
/*---------------------------------------------------------------------------*/
/* Test the timer A: */
/* - Check the timer compare features. */
/* */
/* Author(s): */
/* - Olivier Girard, olgirard@gmail.com */
/* */
/*---------------------------------------------------------------------------*/
/* $Rev: 141 $ */
/* $LastChangedBy: olivier.girard $ */
/* $LastChangedDate: 2012-05-05 23:22:06 +0200 (Sat, 05 May 2012) $ */
/*===========================================================================*/
.include "pmem_defs.asm"
.global main
WAIT_FUNC:
dec r14
jnz WAIT_FUNC
ret
main:
mov #DMEM_250, r1 ; # Initialize stack pointer
mov #0x0000, &DMEM_200
/* -------------- TIMER A TEST: UP MODE ----------------- */
mov #0x0200, &TACTL
mov #0x0000, &TACCTL0
mov #0x0000, &TACCTL1
mov #0x0000, &TACCTL2
eint
; # --------- COMPARATOR 0 ----------
mov #0x0204, &TACTL
mov #0x0015, &TACCR0 ; # Period = (0x15+1)*2
mov #0x0090, &TACCTL0 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0000, &TACCR1 ; #
mov #0x0000, &TACCTL1 ; # Disabled
mov #0x0000, &TACCR2 ; #
mov #0x0000, &TACCTL2 ; # Disabled
mov #0x0256, &TACTL ; # Up-mode & clk/2, IRQ enabled
mov #0x0001, &DMEM_200
mov #0x0010, r14
call #WAIT_FUNC
; # --------- COMPARATOR 1 ----------
mov #0x0204, &TACTL
mov #0x0015, &TACCR0 ; # Period = (0x15+1)*2
mov #0x0000, &TACCTL0 ; #
mov #0x0090, &TACCTL0 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0005, &TACCR1 ; #
mov #0x0090, &TACCTL1 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0000, &TACCR2 ; #
mov #0x0000, &TACCTL2 ; # Disabled
mov #0x0254, &TACTL ; # Up-mode & clk/2
mov #0x0002, &DMEM_200
mov #0x0008, r14
call #WAIT_FUNC
; # --------- COMPARATOR 2 ----------
mov #0x0204, &TACTL
mov #0x0015, &TACCR0 ; # Period = (0x15+1)*2
mov #0x0000, &TACCTL0 ; #
mov #0x0090, &TACCTL0 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0000, &TACCR1 ; #
mov #0x0000, &TACCTL1 ; # Disabled
mov #0x000C, &TACCR2 ; #
mov #0x0090, &TACCTL2 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0254, &TACTL ; # Up-mode & clk/2
mov #0x0003, &DMEM_200
mov #0x0008, r14
call #WAIT_FUNC
dint
mov #0x0000, &DMEM_200
mov #0x1000, r15
/* -------------- TIMER A TEST: CONTINUOUS MODES ----------------- */
mov #0x0200, &TACTL
mov #0x0000, &TACCTL0
mov #0x0000, &TACCTL1
mov #0x0000, &TACCTL2
eint
; # --------- COMPARATOR 0, 1 and 2 - TEST 1 ----------
mov #0x0204, &TACTL
mov #0x0030, &TACCR0
mov #0x0090, &TACCTL0 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0060, &TACCR1
mov #0x0090, &TACCTL1 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0090, &TACCR2
mov #0x0090, &TACCTL2 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0266, &TACTL ; # Continuous-mode & clk/2, IRQ enabled
mov #0xfff0, &TAR
mov #0x0001, &DMEM_200
mov #0x0080, r14
call #WAIT_FUNC
; # --------- COMPARATOR 0, 1 and 2 - TEST 2 ----------
mov #0x0204, &TACTL
mov #0x0030, &TACCR0
mov #0x0090, &TACCTL0 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0060, &TACCR1
mov #0x0090, &TACCTL1 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0090, &TACCR2
mov #0x0090, &TACCTL2 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0266, &TACTL ; # Continuous-mode & clk/2, IRQ enabled
mov #0xfff0, &TAR
mov #0x0002, &DMEM_200
mov #0x0080, r14
call #WAIT_FUNC
dint
mov #0x0000, &DMEM_200
mov #0x2000, r15
/* -------------- TIMER A TEST: UP-DOWN MODE ----------------- */
mov #0x0200, &TACTL
mov #0x0000, &TACCTL0
mov #0x0000, &TACCTL1
mov #0x0000, &TACCTL2
eint
; # --------- COMPARATOR 0, 1 and 2 ----------
mov #0x0204, &TACTL
mov #0x0090, &TACCR0
mov #0x0090, &TACCTL0 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0060, &TACCR1
mov #0x0090, &TACCTL1 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0030, &TACCR2
mov #0x0090, &TACCTL2 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0001, &DMEM_200
mov #0x0277, &TACTL ; # Up-down mode & clk/2, IRQ enabled
mov #0x00E0, r14
call #WAIT_FUNC
mov #0x0000, &TACCTL0
mov #0x0000, &TACCTL1
mov #0x0000, &TACCTL2
mov #0x0204, &TACTL
; # --------- COMPARATOR 0, 1 and 2 ----------
mov #0x0204, &TACTL
mov #0x0090, &TACCR0
mov #0x0090, &TACCTL0 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0060, &TACCR1
mov #0x0090, &TACCTL1 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0030, &TACCR2
mov #0x0090, &TACCTL2 ; # Compare mode, output toggle mode, IRQ enabled
mov #0x0002, &DMEM_200
mov #0x0277, &TACTL ; # Up-down mode & clk/2, IRQ enabled
mov #0x00E0, r14
call #WAIT_FUNC
dint
mov #0x0000, &DMEM_200
mov #0x3000, r15
/* -------------- TIMER A TEST: CCI INPUT LATCHING (SCCI) ----------------- */
mov #0x0200, &TACTL
mov #0x0000, &TACCTL0
mov #0x0000, &TACCTL1
mov #0x0000, &TACCTL2
eint
; # --------- UP-MODE - COMPARATOR 0 ----------
mov #0x0204, &TACTL
mov #0x0020, &TACCR0
mov #0x3080, &TACCTL0 ; # Compare mode, output toggle mode, select VCC input
mov #0x0000, &TACCR1
mov #0x0000, &TACCTL1 ; # Disabled
mov #0x0000, &TACCR2
mov #0x0000, &TACCTL2 ; # Disabled
mov #0x0001, &DMEM_200
mov #0x0254, &TACTL ; # Up-mode & clk/2
comp0_check_0: ; # Wait until SCCI is set to 1
mov r5, &DMEM_202
mov &TACCTL0, r5
mov r5, r4
and #0x0001, r4
jz comp0_check_0
mov &TACCTL0, &DMEM_204
mov #0x2080, &TACCTL0 ; # Wait until SCCI is set back to 0
comp0_check_1:
mov r5, &DMEM_206
mov &TACCTL0, r5
mov r5, r4
and #0x0001, r4
jz comp0_check_1
mov &TACCTL0, &DMEM_208
; # --------- UP-MODE - COMPARATOR 1 ----------
mov #0x0204, &TACTL
mov #0x0040, &TACCR0
mov #0x0000, &TACCTL0 ; # Disabled
mov #0x0020, &TACCR1
mov #0x3080, &TACCTL1 ; # Compare mode, output toggle mode, select VCC input
mov #0x0000, &TACCR2
mov #0x0000, &TACCTL2 ; # Disabled
mov #0x0002, &DMEM_200
mov #0x0254, &TACTL ; # Up-mode & clk/2
comp1_check_0: ; # Wait until SCCI is set to 1
mov r5, &DMEM_212
mov &TACCTL1, r5
mov r5, r4
and #0x0001, r4
jz comp1_check_0
mov &TACCTL1, &DMEM_214
mov #0x2080, &TACCTL1 ; # Wait until SCCI is set back to 0
comp1_check_1:
mov r5, &DMEM_216
mov &TACCTL1, r5
mov r5, r4
and #0x0001, r4
jz comp1_check_1
mov &TACCTL1, &DMEM_218
; # --------- UP-MODE - COMPARATOR 2 ----------
mov #0x0204, &TACTL
mov #0x0040, &TACCR0
mov #0x0000, &TACCTL0 ; # Disabled
mov #0x0000, &TACCR1
mov #0x0000, &TACCTL1 ; # Disabled
mov #0x0020, &TACCR2
mov #0x3080, &TACCTL2 ; # Compare mode, output toggle mode, select VCC input
mov #0x0003, &DMEM_200
mov #0x0254, &TACTL ; # Up-mode & clk/2
comp2_check_0: ; # Wait until SCCI is set to 1
mov r5, &DMEM_222
mov &TACCTL2, r5
mov r5, r4
and #0x0001, r4
jz comp2_check_0
mov &TACCTL2, &DMEM_224
mov #0x2080, &TACCTL2 ; # Wait until SCCI is set back to 0
comp2_check_1:
mov r5, &DMEM_226
mov &TACCTL2, r5
mov r5, r4
and #0x0001, r4
jz comp2_check_1
mov &TACCTL2, &DMEM_228
dint
mov #0x0000, &DMEM_200
mov #0x4000, r15
/* ---------------------- END OF TEST --------------- */
end_of_test:
nop
br #0xffff
/* ---------------------- INTERRUPT ROUTINES --------------- */
TIMERA_CCR0_VECTOR:
mov &TAR, &DMEM_202
reti
TIMERA_TAIV_VECTOR:
mov &TAR, &DMEM_204
mov &TAIV, &DMEM_206
reti
/* ---------------------- INTERRUPT VECTORS --------------- */
.section .vectors, "a"
.word end_of_test ; Interrupt 0 (lowest priority) <unused>
.word end_of_test ; Interrupt 1 <unused>
.word end_of_test ; Interrupt 2 <unused>
.word end_of_test ; Interrupt 3 <unused>
.word end_of_test ; Interrupt 4 <unused>
.word end_of_test ; Interrupt 5 <unused>
.word end_of_test ; Interrupt 6 <unused>
.word end_of_test ; Interrupt 7 <unused>
.word TIMERA_TAIV_VECTOR ; Interrupt 8 <unused>
.word TIMERA_CCR0_VECTOR ; Interrupt 9 <unused>
.word end_of_test ; Interrupt 10 Watchdog timer
.word end_of_test ; Interrupt 11 <unused>
.word end_of_test ; Interrupt 12 <unused>
.word end_of_test ; Interrupt 13 <unused>
.word end_of_test ; Interrupt 14 NMI
.word main ; Interrupt 15 (highest priority) RESET
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