Halt, Inc [addr6 – Epson S1C63000 User Manual

Page 98

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92

EPSON

S1C63000 CORE CPU MANUAL

CHAPTER 4: INSTRUCTION SET

HALT

Set CPU to HALT mode

2 cycles

Function:

Halt
Sets the CPU to HALT status.
The CPU stops operating, thus the power consumption is reduced. Peripheral circuits such as
the oscillation circuit still operate.
An interrupt causes it to return from HALT status to the normal program execution status.

Code:

Mnemonic

MSB

LSB

HALT

1

1

1

1

1

1

1

1

1

1

1

0

0

1FFCH

Flags:

E

I

C

Z

INC [addr6]

Increment location [addr6]

2 cycles

Function:

[addr6]

[addr6] + 1

(addr6 = 0000H–003FH)
Increments (+1) the content of the data memory addressed by the addr6.

Code:

Mnemonic

MSB

LSB

INC [addr6]

1

0

0

0

0

0

1 a5 a4 a3 a2 a1 a0 1040H–107FH

Flags:

E

I

C

Z

Mode:

6-bit absolute
Extended addressing: Invalid

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