Assembler User Guide. INTRODUCTION CROSS ASSEMBLER Assembler Source Code Format Assembler Using the Section Directive · Setting up the. I am having a problem with the following assembly code. PROGX: MVI C, 10h LOOP1: CALL SHOWX DATAX: DB 80h, 01h, 40h, 02h DB 20h, 04h, 10h, 08h DB. assembler directives. EQU directive: the EQU directive directs the assembler to equate the specefied constant to a symbol. The EQU.
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Assembly language consists of two types of statements viz. Email Required, but never shown. CODE [name] The name in this format is optional.
The address o be whatever the current address is, which we don’t know because there is no ORG but you may have some default. Define Ten bytes [DT]- It is used to define the data items that are 10 bytes long.
Define Double word [DD]- It defines the data items that are a double word four bytes in length. Thank you for your comment.
Dimitris Koumouras 1 3. I am having a problem with the following assembly code. Define Quad word [DQ]- This directive is used to tell the assembler to declare variable 4 words in length or to reserve 4 words of storage in memory.
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Microprocessor – Assembly DB Directive – Stack Overflow
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Engineering in your pocket Download our mobile app and study on-the-go. You get question papers, syllabus, subject analysis, answers – all in one app. Sign up using Facebook. Directivez This directive is used to tell the assembler to insert a block of source code from the named file into the current source module. END- This is placed at the end of a source and it acts as the last statement of a program.
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8085 Assembler User Guide
Write short notes on assembler directives. ALIGN- This directive will tell the assembler to align the next instruction on an address which corresponds to the given value. Executable statements- These are the statements to be executed by the processor.
This is because the END directive terminates the entire program.