Avr Studio Error Invalid Register
Mar 28, 2001 Posts: 25638 View posts Location: Sydney, Australia (Gum trees, Koalas and Kangaroos, No Edelweiss) #3 Posted by js: Wed. The value to set is given as a parameter. I'm working on indirect addressing. ldi ZL, low (cmdtable * 2) ldi ZH, high (cmdtable * 2) .if ((cmdtable * 2) > 65535) ldi r16, 1 sts RAMPZ, r16 .endif ; more code follows here cmdtable: Source
Tags:Tools, Atmel Studio (AVR-related), ATmega16 Log in / register to post comments Top clawson Level: Moderator Joined: Mon. Also note that some devices lack SRAM and/or EEPROM. But I would not risk to use it at all. Assembler datasheet seem to imply that the result is only undefined if the source is pre-decremented or post-incremented.
Feb 22, 2012 - 07:42 AM 12345Total votes: 0 The AVR isn't nearly so general as they would have you believe. Example:.org LARGEBOOTSTART ; the following sets up RAMPZ:Z to point to a FLASH data object, typically ; for use with ELPM. A defined symbol can be used in the rest of the program to refer to the register it is assigned to. Does the wifi hump affect aerodynamics or efficiency?
I was allowed to enter the airport terminal by showing a boarding pass for a future flight. This prevents DEFINED(symbol) to be used as a user symbol like a label, etc. So my question is why I get this error, how to avoid this error, so basically what I am doing wrong. The data layout in memory is strictly little-endian.
Syntax: .LIST Example: .NOLIST ; Disable listfile generation .INCLUDE "macro.inc" ; The included files will not .INCLUDE "const.def" ; be shown in the listfile .LIST ; Reenable listfile generation LISTMAC - As a workaround, consider passing the entire register name (ie. Normally, the Assembler runs until end of file (EOF). John Samperi Ampertronics Pty.
Nov 14, 2001 Posts: 3635 View posts Location: Charlottesville, VA USA #3 Posted by SteveN: Tue. A data segment will normally only consist of BYTE directives (and labels). May 10, 2005 - 07:31 PM Fivestar widget 12345Total votes: 0 I am using the ATtiny2313 using assembly code with AVRStudio Assembly 2 and am seeing an "Invalid Register" error with You probably want STS as per section 5 of the Mega168 data sheet.
- Note that the preprocessor and assembler have separate implementations of DEFINED(symbol).
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- The symbol must be defined with the EQU or SET directive. (Will not work with the DEF directive) The IF directive will include code if
is evaluated different from 0.
Jul 18, 2005 Posts: 84195 View posts Location: (using avr-gcc in) Finchingfield, Essex, England #4 Posted by clawson: Thu. http://www.atmel.com/webdoc/avrassembler/avrassembler.wb_Known_Issues.html The DB directive takes a list of expressions, and must contain at least one expression. Apr 6, 2006 - 04:56 PM 12345Total votes: 0 ....and you should really start .cseg at address zero - so delete your .org statement ...and don't use literal constants when there The Code Segments have their own location counter which is a word counter.
The DB directive must be placed in a Code Segment or an EEPROM Segment.The expression list is a sequence of expressions, delimited by commas. this contact form Forward references in conditionals Using a forward reference in an assembler conditional may cause surprises, and in some cases is not allowed. Actually I'm trying to clear some of "working registers", -> (R0-R29) This is the code: #include "m16def.inc" clr ZL clr ZH Loop: st ZH,Z inc ZL cpi ZL,30 brne Loop I Your cache administrator is webmaster.
Jul 18, 2005 Posts: 84195 View posts Location: (using avr-gcc in) Finchingfield, Essex, England #8 Posted by clawson: Wed. Typically, a simple typo in some instances may produce error messages like this: myfile.asm(30): error: syntax error, unexpected FOO where FOO represents some incomprehensible gibberish. Different RAID settings for different folders on the same logical drive How might a government pass a law without the population knowing? have a peek here Listfile generation is turned on by default.
www.ampertronics.com.au * Electronic Design * Custom Products * Contract Assembly Log in or register to post comments Top westfw Level: Raving Lunatic Joined: Wed. Tags:AVR Microcontrollers, megaAVR and tinyAVR Log in / register to post comments Top Seraph Level: Rookie Joined: Mon. The Assembler normally generates a listfile which is a combination of assembly source code, addresses and opcodes.
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If the expression evaluates to a negative number, the 16 bits two's complement of the number will be placed in the program memory or EEPROM memory location. Send to Email Address Your Name Your Email Address Cancel Post was not sent - check your email addresses! Syntax: .INCLUDE "filename".INCLUDE
Please try the request again. Syntax: LABEL: .DD expressionlistLABEL: .DQ expressionlist Example: .CSEG varlist: .DD 0, 0xfadebabe, -2147483648, 1 << 30 .ESEG eevarlst: .DQ 0,0xfadebabedeadbeef, 1 << 62 >ELIF,ELSE - conditional assembly.ELIF will include code until I know that it is a memory mapped register on the 168 but I should be able to use the SBR instruction to set bits. http://advogato.net/avr-studio/avr-studio-4-error-51.html Why do you think "I should be able to use the SBR instruction to set bits" in TWCR?
r1) as the argument. –Jester Mar 8 '14 at 23:21 Yeah that sounds like what I'm trying to figure out. I saw some comments in the include file which indicate that that might work.I knew that in/out instructions would not work on an extended I/O register. Tangent, OR, USA https://sites.google.com/site/or... Nov 14, 2001 Posts: 3635 View posts Location: Charlottesville, VA USA #2 Posted by SteveN: Tue.
The directive can also be used together with the LIST directive in order to only generate listfile of selected parts of an assembly source file. The system returned: (22) Invalid argument The remote host or network may be down. When the name of the Macro is written later in the program, the Macro definition is expanded at the place it was used. The overlap-allowed attribute will stay in effect across .org directives, but will not follow across .cseg/.eseg/.dseg directives (each segment marked separately).
Each expression must evaluate to a number between -32768 and 65535. Syntax: .DSEG Example: .DSEG ; Start data segment var1: .BYTE 1 ; reserve 1 byte to var1 table: .BYTE tab_size ; reserve tab_size bytes. .CSEG ldi r30,low(var1) ; Load Z register Related Posted in Uncategorized. Apr 6, 2006 - 04:14 PM 12345Total votes: 0 You cannot use ldi with a register like SPH.
armor proficiency feats Can guns be rendered unusable by changing the atmosphere? Apr 6, 2006 - 03:35 PM 12345Total votes: 0 except for some .def-lines following the .include and .device, these are the first lines of the file .cseg .org 0x60 boot_reset: sei Really too bad it costs extra cycles... –Thom Wiggers Jul 29 '14 at 13:49 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up In order to be able to refer to the reserved locations, the DW directive should be preceded by a label.
The directive can also be used together with the NOLIST directive in order to only generate listfile of selected parts of an assembly source file. Feb 22, 2012 - 01:30 AM 12345Total votes: 0 Seraph wrote:My copy of the AVR Instruction Set Manual says SBR only works with r16-r31. I have been working from the data sheet summary and code examples. The usual way to set that is to ldi the value (0x04) into a temporary AVR register (like R24 perhaps?) then use out to write this to SPL.
What happens after reaching 99x items of a kind? avrfreaks does not support Opera. The directive does not take any parameters.