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What is the h-L register?

Updated: 4/26/2024
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Ohyayaya

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11y ago

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A register in computer science refers to a section of RAM used to store and operate on their values.

There are several registers, such as the A, B, C, D, E, F, H, and L registers, although, the names of these may very depending on the processor and the assembler.

All of these registers mentioned are 8bit registers. Meaning, they can only hold 1 byte of data, ranging from 0 to 255.

In order to achieve more memory, you can combine two registers. For example, the "HL" register refers to a combination of the "H" and "L" registers which create a 16bit, or 2 byte, section of RAM for storing data.

So, in conclusion, the HL register is a 16bit section of RAM in which you can store two bytes of data and operate on their values.

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6d ago

The h-L register in computing refers to a pair of registers used in some processors to store a 16-bit memory address. It is often used for memory operations and calculations involving memory addresses. The h register stores the high-order byte while the l register stores the low-order byte of the address.

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What is the specific purpose of hl register?

HL is a general purpose 16 bit register. It is also the address in memory of the M register.


Why hl register pair is called as memory pointer?

Because in many statements you use HL as a pointer to memory data, eg: LD B,(HL) SUB A,(HL) LD (HL),E


What is HL pair in 8085 microprocessor?

HL is a register pair used to store 16 bit of data in 8085 microprocessor.


How would you use indirect address?

An indirect address is an address contained in a register or memory location, instead of in the instruction itself. In the 8085, the most common form is to load or calculate an address in the HL register, and then access the memory pointed to by HL using the M register designation, such as MOV A,M.


MOV D IN Microprocessor means?

MOV D,reg means: move content of the specified register (or M=memory addressed with HL) into register D


Why H-L pair register in 8085 is called special purpose register?

hl pair holds the address of the location pointed by the memory pointer M


Which are the various 16-bit registers in Intel 8085?

The various 16-bit registers on the 8085 are BC, DE, HL, SP, PC.


What is h-L in the Intel 8085?

HL is a register pair that is used to store 16-bit data in 8085 Microprocessor


What is the addressing mode of the instruction PCHL in 8085 microprocessor?

It is register addressing mode, as it moves the content of HL to PC which is data and not address.


Why zero flag is not set in INX instruction of microprocessor 8085?

Because that is the way Intel designed the INX instruction of the 8085. The 8080 is also the same. INX increments (and DCX decrements) the 16 bit register pairs or BC, DE or HL, depending on what register pair you specify in the INX (or DCX) instruction. To check is the value is 0 after an INX (or DCX) instruction, you need to OR the values of the register pair into the A register. For example..... INX H ;increment HL register pair MOV A,H ; move H register into the accumulator ORA L ; Logical OR it with the L register JZ ADDR ; If 0 then jump to ADDR


What does 34.9cL equal in hL?

0.00349 hL


How many l are in a hl?

There are 100L in a hL