GMS36 Datasheet, PDF (50/109 Pages) Hynix Semiconductor – 4-BIT SINGLE CHIP MICROCOMPUTERS

Chapter 5. INSTRUCTION
(1) LAY
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(2) LYA
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(3) LAZ
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(4) LMA
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Load Accumulator from Y-Register
Set
I
AàY
Data of four bits in the Y-register is unconditionally transferred
to the accumulator. Data in the Y-register is left unchanged.
Load Y-register from Accumulator
Set
I
YàA
Load Y-register from Accumulator
Clear Accumulator
Set
I
Aà0
Data in the accumulator is unconditionally reset to zero.
Load Memory from Accumulator
Set
I
M(X,Y) à A
Data of four bits from the accumulator is stored in the RAM
location addressed by the X-register and Y-register. Such data
is left unchanged.
(5) LMAIY
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Load Memory from Accumulator and Increment Y-Register
Set
I
M(X,Y) à A, Y à Y+1
Data of four bits from the accumulator is stored in the RAM
location addressed by the X-register and Y-register. Such data
is left unchanged.
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