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1、8051 CROSS ASSEMBLERUSERS MANUALMetaLink CorporationChandler, ArizonaMetaLink CorporationP.O. BOX 1329Chandler, Arizona 85244-1329(602) 926-0797TELEX: 4998050 MTLNKFAX: (602) 926-1198PURCHASE TERMS AND CONDITIONSSince MetaLink Corporation does business and is located solely inthe State of Arizona, s
2、uch orders or agreements and the rights ofthe parties hereunder shall be governed by the laws of the Stateof Arizona.PAYMENTS TERMS:Unless otherwise agreed upon, the TOTAL UNPAID BALANCE is due andpayable 30 days following the invoice date.LIMITED WARRANTY: METALINK MAKES NO WARRANTIES OTHER THAN TH
3、OSECONTAINED HEREIN AND METALINK EXPRESSLY DISCLAIMS ANY AND ALLIMPLIED WARRANTIES, INCLUDING ANY WARRANTY OF FITNESS FOR APARTICULAR PURPOSE OR OF MERCHANTABILITY.The foregoing limited warranty shall not apply unless Buyer haspaid for in full the MetaLink products. Updates to the MetaLinkAssembler
4、Users Manual and MetaLink Assembler software areavailable free to Registered Buyer upon request for a one (1) yearperiod from the invoice date.NOTICEMetaLink Corp. reserves the right to make improvements in thesoftware product described in this manual as well as the manualitself at any time and with
5、out notice.DISCLAIMER OF ALL WARRANTIES AND LIABILITYMETALINK CORP. MAKES NO WARRANTIES, EITHER EXPRESSED OR IMPLIED,WITH RESPECT TO THIS MANUAL OR WITH RESPECT TO THE SOFTWAREDESCRIBED IN THIS MANUAL, ITS QUALITY, PERFORMANCE, MERCHANTABILITY,OR FITNESS FOR ANY PARTICULAR PURPOSE. METALINK CORP. SO
6、FTWAREIS SOLD OR LICENSED AS IS. IN NO EVENT SHALL METALINK CORP. BELIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM ANYDEFECT IN THE SOFTWARE.Copyright (c) 1984, 1985, 1986, 1987, 1988, 1989 by MetaLink Corp.All rights are reserved. This manual may not, in whole or part,be copied, phot
7、ocopied, reproduced, translated, or reduced to anyelectronic medium or machine readable form without the prioragreement and written permission of MetaLink Corp.MS-DOS is a trademark of Microsoft, Inc.IBMR is a registered trademark of IBM Corp.IntelR is a registered trademark of Intel Corp.MetaLink i
8、s a trademark of MetaLink Corp.T A B L E O F C O N T E N T S1. 8051 OVERVIEW.1-11.1. Introduction.1-11.2. 8051 Architecture.1-21.3. Summary of the 8051 Family of Components.1-41.4. References.1-52. 8051 CROSS ASSEMBLER OVERVIEW.2-12.1. Introduction.2-12.2. Symbols.2-12.3. Labels.2-22.4. Assembler Co
9、ntrols.2-32.5. Assembler Directives.2-32.6. 8051 Instruction Mnemonics.2-42.7. Bit Addressing.2-62.8. ASCII Literals.2-62.9. Comments.2-62.10. The Location Counter.2-72.11. Syntax Summary.2-72.12. Numbers and Operators.2-72.13. Source File Listing.2-102.14. Object File.2-113. RUNNING THE 8051 CROSS
10、ASSEMBLER.3-13.1. Cross Assembler Files.3-13.2. Minimum System Requirements.3-13.3. Running the Cross Assembler.3-13.4. Example Running the Cross Assembler.3-33.5. DOS Hints and Suggestions.3-33.6. References.3-44. 8051 INSTRUCTION SET.4-14.1. Notation.4-14.2. 8051 Instruction Set Summary.4-44.3. No
11、tes.4-144.4. References.4-145. 8051 CROSS ASSEMBLER DIRECTIVES.5-15.1. Introduction.5-15.2. Symbol Definition Directives.5-15.3. Segment Selection Directives.5-45.4. Memory Reservation and Storage Directives.5-55.5. Miscellaneous Directives.5-75.6. Conditional Assembly Directives.5-86. 8051 CROSS ASSEMBLER CONTROLS.
