MIPS纯汇编范例

天字：一：号

一个范例，PIC32MX330上测试过的，新建一个.S文件丢进去就可以编译了，不需要头文件，给需要的人参考
/*LED闪烁，RB5=0.8S频率*/
.EQU ANSELBCLR,0X6104
.EQU TRISBCLR,0X6114
.EQU PORTBINV,0X612C

.section fffd,code,address(0xBFC02FF0)
.word 0x0007FFFF
.word 0xFFFFFFFF
.word 0xFF7FFF58
.word 0x7FFFFFEB
.text
.global main
.ent main
main:

LUI $6,0XBF88
ORI $9,$0,0x20/*RB5*/
SW $9,ANSELBCLR($6)/*ANSEL*/
SW $9,TRISBCLR($6)/*TRIS*/
IOSD1: SW $9,PORTBINV($6)/*PORT*/
LUI $6,0x2
ORI $6,0x8C00
IOSD2: ADDI $6,-1
BNE $6,$0,IOSD2
NOP
SW $9,PORTBINV($6)/*PORT*/
LUI $6,0x2
ORI $6,0x8C00
IOSD3: ADDI $6,-1
BNE $6,$0,IOSD3
NOP
B IOSD1
NOP
.end main