Iph — instruction pointer (high byte), Ipl — instruction pointer (low byte) – Samsung S3C8275X User Manual

Page 87

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S3C8275X/F8275X/C8278X/F8278X/C8274X/F8274X

CONTROL

REGISTER

4-17

IPH

— Instruction Pointer (High Byte)

DAH

Set 1

Bit

Identifier

.7 .6 .5 .4 .3 .2 .1 .0

Reset Value

x x x x x x x x

Read/Write

R/W R/W R/W R/W R/W R/W R/W R/W

Addressing Mode

Register addressing mode only

.7–.0

Instruction Pointer Address (High Byte)

The high-byte instruction pointer value is the upper eight bits of the 16-bit instruction
pointer address (IP15–IP8). The lower byte of the IP address is located in the IPL
register (DBH).

IPL

— Instruction Pointer (Low Byte)

DBH

Set 1

Bit

Identifier

.7 .6 .5 .4 .3 .2 .1 .0

Reset Value

x x x x x x x x

Read/Write

R/W R/W R/W R/W R/W R/W R/W R/W

Addressing Mode

Register addressing mode only

.7–.0

Instruction Pointer Address (Low Byte)

The low-byte instruction pointer value is the lower eight bits of the 16-bit instruction
pointer address (IP7–IP0). The upper byte of the IP address is located in the IPH
register (DAH).

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