Delbert Martin wrote:
OK here is the code I am using:
#-----------------------------BEGIN
test.S-----------------------------------------
#include <io.h>
#include <signal.h>
.section .text
RESET:
mov.w #0x0A00,R1
mov.w #5A80,&WDTCTL
call #SetupPorts
call #InitColors
bis.w #GIE,R2
L1:
JMP L1
SetupPorts:
mov.b #0x00,&P1SEL
mov.b #0xFF,&P1DIR ;All Outputs
mov.b #0x00,&P1OUT
mov.b #0x00,&P4SEL
mov.b #0xFF,&P4DIR
mov.b #0x00,&P4OUT
bic.b #0x80,&P2DIR ;2.7 Input
bic.b #0x80,&P2SEL
bis.b #0x80,&P2IE ;2.7 Int Enable
bic.b #0x80,&P2IES ;Low to high Transition
RET
InitColors:
mov.b #0x07,&P1OUT ;This should light all LED's
bis.b #0x04,&P4OUT
RET
P2_ISR:
xor.b #0x04,&P4OUT
bic.b #0x80,&P2IFG
xor.b #0x07,&P1OUT
RETI
;---------------------------------------------------------------
; RESET ... VECTORS
;---------------------------------------------------------------
.section .vectors
.word RESET
.word P2_ISR
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
.word RESET
#--------------------------------END test.S------------------------------
My Makefile:
#--------------------------------BEGIN Makefile--------------------------
#Makefile for an MSP430x14x
MSP_PF = /usr/local/msp430
MSP_BIN = $(MSP_PF)/bin
CC = $(MSP_BIN)/msp430-gcc
AS = $(MSP_BIN)/msp430-as
LD = $(MSP_BIN)/msp430-ld
CFLAGS = -I$(MSP_PF)/include -02 -mmcu=msp430x149 -D_GNU_ASSEMBLER_ -nostartfiles -nostdlibs
all:
$(CC) $(CFLAGS) test.S -o test
clean:
rm -f test
#---------------------------END
Makefile-------------------------------------------
works for me:
msp430-objdump -D test
test: file format elf32-msp430
Disassembly of section .text:
00001100 <__ctors_end>:
1100: 31 40 00 0a mov #2560, r1 ;#0x0a00
1104: b2 40 05 00 mov #5, &0x0120 ;#0x0005
1108: 20 01
110a: b0 12 16 11 call #4374 ;#0x1116
110e: b0 12 4c 11 call #4428 ;#0x114c
1112: 32 d2 eint
00001114 <L1>:
1114: ff 3f jmp $+0 ;abs 0x1114
00001116 <SetupPorts>:
1116: c2 43 26 00 mov.b #0, &0x0026 ;r3 As==00
111a: f2 40 ff 00 mov.b #255, &0x0022 ;#0x00ff
111e: 22 00
1120: c2 43 21 00 mov.b #0, &0x0021 ;r3 As==00
1124: c2 43 1f 00 mov.b #0, &0x001f ;r3 As==00
1128: f2 40 ff 00 mov.b #255, &0x001e ;#0x00ff
112c: 1e 00
112e: c2 43 1d 00 mov.b #0, &0x001d ;r3 As==00
1132: f2 c0 80 00 bic.b #128, &0x002a ;#0x0080
1136: 2a 00
1138: f2 c0 80 00 bic.b #128, &0x002e ;#0x0080
113c: 2e 00
113e: f2 d0 80 00 bis.b #128, &0x002d ;#0x0080
1142: 2d 00
1144: f2 c0 80 00 bic.b #128, &0x002c ;#0x0080
1148: 2c 00
114a: 30 41 ret
0000114c <InitColors>:
114c: f2 40 07 00 mov.b #7, &0x0021 ;#0x0007
1150: 21 00
1152: e2 d2 1d 00 bis.b #4, &0x001d ;r2 As==10
1156: 30 41 ret
00001158 <P2_ISR>:
1158: e2 e2 1d 00 xor.b #4, &0x001d ;r2 As==10
115c: f2 c0 80 00 bic.b #128, &0x002b ;#0x0080
1160: 2b 00
1162: f2 e0 07 00 xor.b #7, &0x0021 ;#0x0007
1166: 21 00
1168: 00 13 reti
Disassembly of section .vectors:
0000ffe0 <_vectors_end-0x20>:
ffe0: 00 11 interrupt service routine at 0x1100
ffe2: 58 11 interrupt service routine at 0x1158
ffe4: 00 11 interrupt service routine at 0x1100
ffe6: 00 11 interrupt service routine at 0x1100
ffe8: 00 11 interrupt service routine at 0x1100
ffea: 00 11 interrupt service routine at 0x1100
ffec: 00 11 interrupt service routine at 0x1100
ffee: 00 11 interrupt service routine at 0x1100
fff0: 00 11 interrupt service routine at 0x1100
fff2: 00 11 interrupt service routine at 0x1100
fff4: 00 11 interrupt service routine at 0x1100
fff6: 00 11 interrupt service routine at 0x1100
fff8: 00 11 interrupt service routine at 0x1100
fffa: 00 11 interrupt service routine at 0x1100
fffc: 00 11 interrupt service routine at 0x1100
fffe: 00 11 interrupt service routine at 0x1100
msp430-gcc -v
Reading specs from /cygdrive/c/mspgcc/bin/../lib/gcc-lib/msp430/3.2.3/specs
Configured with: ./configure --target=msp430
--prefix=/c/daten/mspgcc/build/installed --disable-nls
Thread model: single
gcc version 3.2.3
msp430-ld -v
GNU ld version 040527 20040527
i'm using the version of the latest windows installer
chris
