You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
198 lines
7.8 KiB
HTML
198 lines
7.8 KiB
HTML
15 years ago
|
<html lang="en">
|
||
|
|
<head>
|
||
|
|
<title>AVR Opcodes - Using as</title>
|
||
|
|
<meta http-equiv="Content-Type" content="text/html">
|
||
|
|
<meta name="description" content="Using as">
|
||
|
|
<meta name="generator" content="makeinfo 4.7">
|
||
|
|
<link title="Top" rel="start" href="index.html#Top">
|
||
|
|
<link rel="up" href="AVR_002dDependent.html#AVR_002dDependent" title="AVR-Dependent">
|
||
|
|
<link rel="prev" href="AVR-Syntax.html#AVR-Syntax" title="AVR Syntax">
|
||
|
|
<link href="http://www.gnu.org/software/texinfo/" rel="generator-home" title="Texinfo Homepage">
|
||
|
|
<!--
|
||
|
|
This file documents the GNU Assembler "as".
|
||
|
|
|
||
|
|
Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 98, 99, 2000, 2001, 2002,
|
||
|
|
2006, 2007 Free Software Foundation, Inc.
|
||
|
|
|
||
|
|
Permission is granted to copy, distribute and/or modify this document
|
||
|
|
under the terms of the GNU Free Documentation License, Version 1.1
|
||
|
|
or any later version published by the Free Software Foundation;
|
||
|
|
with no Invariant Sections, with no Front-Cover Texts, and with no
|
||
|
|
Back-Cover Texts. A copy of the license is included in the
|
||
|
|
section entitled ``GNU Free Documentation License''.
|
||
|
|
|
||
|
|
man end-->
|
||
|
|
<meta http-equiv="Content-Style-Type" content="text/css">
|
||
|
|
<style type="text/css"><!--
|
||
|
|
pre.display { font-family:inherit }
|
||
|
|
pre.format { font-family:inherit }
|
||
|
|
pre.smalldisplay { font-family:inherit; font-size:smaller }
|
||
|
|
pre.smallformat { font-family:inherit; font-size:smaller }
|
||
|
|
pre.smallexample { font-size:smaller }
|
||
|
|
pre.smalllisp { font-size:smaller }
|
||
|
|
span.sc { font-variant:small-caps }
|
||
|
|
span.roman { font-family: serif; font-weight: normal; }
|
||
|
|
--></style>
|
||
|
|
</head>
|
||
|
|
<body>
|
||
|
|
<div class="node">
|
||
|
|
<p>
|
||
|
|
<a name="AVR-Opcodes"></a>Previous: <a rel="previous" accesskey="p" href="AVR-Syntax.html#AVR-Syntax">AVR Syntax</a>,
|
||
|
|
Up: <a rel="up" accesskey="u" href="AVR_002dDependent.html#AVR_002dDependent">AVR-Dependent</a>
|
||
|
|
<hr><br>
|
||
|
|
</div>
|
||
|
|
|
||
|
|
<h4 class="subsection">9.4.3 Opcodes</h4>
|
||
|
|
|
||
|
|
<p><a name="index-AVR-opcode-summary-657"></a><a name="index-opcode-summary_002c-AVR-658"></a><a name="index-mnemonics_002c-AVR-659"></a><a name="index-instruction-summary_002c-AVR-660"></a>For detailed information on the AVR machine instruction set, see
|
||
|
|
<a href="www.atmel.com/products/AVR">www.atmel.com/products/AVR</a>.
|
||
|
|
|
||
|
|
<p><code>as</code> implements all the standard AVR opcodes.
|
||
|
|
The following table summarizes the AVR opcodes, and their arguments.
|
||
|
|
|
||
|
|
<pre class="smallexample"> <i>Legend:</i>
|
||
|
|
r <span class="roman">any register</span>
|
||
|
|
d <span class="roman">`ldi' register (r16-r31)</span>
|
||
|
|
v <span class="roman">`movw' even register (r0, r2, ..., r28, r30)</span>
|
||
|
|
a <span class="roman">`fmul' register (r16-r23)</span>
|
||
|
|
w <span class="roman">`adiw' register (r24,r26,r28,r30)</span>
|
||
|
|
e <span class="roman">pointer registers (X,Y,Z)</span>
|
||
|
|
b <span class="roman">base pointer register and displacement ([YZ]+disp)</span>
|
||
|
|
z <span class="roman">Z pointer register (for [e]lpm Rd,Z[+])</span>
|
||
|
|
M <span class="roman">immediate value from 0 to 255</span>
|
||
|
|
n <span class="roman">immediate value from 0 to 255 ( n = ~M ). Relocation impossible</span>
|
||
|
|
s <span class="roman">immediate value from 0 to 7</span>
|
||
|
|
P <span class="roman">Port address value from 0 to 63. (in, out)</span>
|
||
|
|
p <span class="roman">Port address value from 0 to 31. (cbi, sbi, sbic, sbis)</span>
|
||
|
|
K <span class="roman">immediate value from 0 to 63 (used in `adiw', `sbiw')</span>
|
||
|
|
i <span class="roman">immediate value</span>
|
||
|
|
l <span class="roman">signed pc relative offset from -64 to 63</span>
|
||
|
|
L <span class="roman">signed pc relative offset from -2048 to 2047</span>
|
||
|
|
h <span class="roman">absolute code address (call, jmp)</span>
|
||
|
|
S <span class="roman">immediate value from 0 to 7 (S = s << 4)</span>
|
||
|
|
? <span class="roman">use this opcode entry if no parameters, else use next opcode entry</span>
|
||
|
|
|
||
|
|
1001010010001000 clc
|
||
|
|
1001010011011000 clh
|
||
|
|
1001010011111000 cli
|
||
|
|
1001010010101000 cln
|
||
|
|
1001010011001000 cls
|
||
|
|
1001010011101000 clt
|
||
|
|
1001010010111000 clv
|
||
|
|
1001010010011000 clz
|
||
|
|
1001010000001000 sec
|
||
|
|
1001010001011000 seh
|
||
|
|
1001010001111000 sei
|
||
|
|
1001010000101000 sen
|
||
|
|
1001010001001000 ses
|
||
|
|
1001010001101000 set
|
||
|
|
1001010000111000 sev
|
||
|
|
1001010000011000 sez
|
||
|
|
100101001SSS1000 bclr S
|
||
|
|
100101000SSS1000 bset S
|
||
|
|
1001010100001001 icall
|
||
|
|
1001010000001001 ijmp
|
||
|
|
1001010111001000 lpm ?
|
||
|
|
1001000ddddd010+ lpm r,z
|
||
|
|
1001010111011000 elpm ?
|
||
|
|
1001000ddddd011+ elpm r,z
|
||
|
|
0000000000000000 nop
|
||
|
|
1001010100001000 ret
|
||
|
|
1001010100011000 reti
|
||
|
|
1001010110001000 sleep
|
||
|
|
1001010110011000 break
|
||
|
|
1001010110101000 wdr
|
||
|
|
1001010111101000 spm
|
||
|
|
000111rdddddrrrr adc r,r
|
||
|
|
000011rdddddrrrr add r,r
|
||
|
|
001000rdddddrrrr and r,r
|
||
|
|
000101rdddddrrrr cp r,r
|
||
|
|
000001rdddddrrrr cpc r,r
|
||
|
|
000100rdddddrrrr cpse r,r
|
||
|
|
001001rdddddrrrr eor r,r
|
||
|
|
001011rdddddrrrr mov r,r
|
||
|
|
100111rdddddrrrr mul r,r
|
||
|
|
001010rdddddrrrr or r,r
|
||
|
|
000010rdddddrrrr sbc r,r
|
||
|
|
000110rdddddrrrr sub r,r
|
||
|
|
001001rdddddrrrr clr r
|
||
|
|
000011rdddddrrrr lsl r
|
||
|
|
000111rdddddrrrr rol r
|
||
|
|
001000rdddddrrrr tst r
|
||
|
|
0111KKKKddddKKKK andi d,M
|
||
|
|
0111KKKKddddKKKK cbr d,n
|
||
|
|
1110KKKKddddKKKK ldi d,M
|
||
|
|
11101111dddd1111 ser d
|
||
|
|
0110KKKKddddKKKK ori d,M
|
||
|
|
0110KKKKddddKKKK sbr d,M
|
||
|
|
0011KKKKddddKKKK cpi d,M
|
||
|
|
0100KKKKddddKKKK sbci d,M
|
||
|
|
0101KKKKddddKKKK subi d,M
|
||
|
|
1111110rrrrr0sss sbrc r,s
|
||
|
|
1111111rrrrr0sss sbrs r,s
|
||
|
|
1111100ddddd0sss bld r,s
|
||
|
|
1111101ddddd0sss bst r,s
|
||
|
|
10110PPdddddPPPP in r,P
|
||
|
|
10111PPrrrrrPPPP out P,r
|
||
|
|
10010110KKddKKKK adiw w,K
|
||
|
|
10010111KKddKKKK sbiw w,K
|
||
|
|
10011000pppppsss cbi p,s
|
||
|
|
10011010pppppsss sbi p,s
|
||
|
|
10011001pppppsss sbic p,s
|
||
|
|
10011011pppppsss sbis p,s
|
||
|
|
111101lllllll000 brcc l
|
||
|
|
111100lllllll000 brcs l
|
||
|
|
111100lllllll001 breq l
|
||
|
|
111101lllllll100 brge l
|
||
|
|
111101lllllll101 brhc l
|
||
|
|
111100lllllll101 brhs l
|
||
|
|
111101lllllll111 brid l
|
||
|
|
111100lllllll111 brie l
|
||
|
|
111100lllllll000 brlo l
|
||
|
|
111100lllllll100 brlt l
|
||
|
|
111100lllllll010 brmi l
|
||
|
|
111101lllllll001 brne l
|
||
|
|
111101lllllll010 brpl l
|
||
|
|
111101lllllll000 brsh l
|
||
|
|
111101lllllll110 brtc l
|
||
|
|
111100lllllll110 brts l
|
||
|
|
111101lllllll011 brvc l
|
||
|
|
111100lllllll011 brvs l
|
||
|
|
111101lllllllsss brbc s,l
|
||
|
|
111100lllllllsss brbs s,l
|
||
|
|
1101LLLLLLLLLLLL rcall L
|
||
|
|
1100LLLLLLLLLLLL rjmp L
|
||
|
|
1001010hhhhh111h call h
|
||
|
|
1001010hhhhh110h jmp h
|
||
|
|
1001010rrrrr0101 asr r
|
||
|
|
1001010rrrrr0000 com r
|
||
|
|
1001010rrrrr1010 dec r
|
||
|
|
1001010rrrrr0011 inc r
|
||
|
|
1001010rrrrr0110 lsr r
|
||
|
|
1001010rrrrr0001 neg r
|
||
|
|
1001000rrrrr1111 pop r
|
||
|
|
1001001rrrrr1111 push r
|
||
|
|
1001010rrrrr0111 ror r
|
||
|
|
1001010rrrrr0010 swap r
|
||
|
|
00000001ddddrrrr movw v,v
|
||
|
|
00000010ddddrrrr muls d,d
|
||
|
|
000000110ddd0rrr mulsu a,a
|
||
|
|
000000110ddd1rrr fmul a,a
|
||
|
|
000000111ddd0rrr fmuls a,a
|
||
|
|
000000111ddd1rrr fmulsu a,a
|
||
|
|
1001001ddddd0000 sts i,r
|
||
|
|
1001000ddddd0000 lds r,i
|
||
|
|
10o0oo0dddddbooo ldd r,b
|
||
|
|
100!000dddddee-+ ld r,e
|
||
|
|
10o0oo1rrrrrbooo std b,r
|
||
|
|
100!001rrrrree-+ st e,r
|
||
|
|
1001010100011001 eicall
|
||
|
|
1001010000011001 eijmp
|
||
|
|
</pre>
|
||
|
|
<!-- Copyright 2005 -->
|
||
|
|
<!-- Free Software Foundation, Inc. -->
|
||
|
|
<!-- This is part of the GAS manual. -->
|
||
|
|
<!-- For copying conditions, see the file as.texinfo. -->
|
||
|
|
</body></html>
|
||
|
|
|