Source Format:
Operation:
OP-Code:
Type:
Clock Cycles:
Flag:
Description:
Example:
Source Format:
Operation:
OP-Code:
Type:
Clock Cycles:
Flag:
Description:
Example:
MSB
LSB
MSB
LSB
C –
Z –
D –
I –
C –
Z –
D –
I –
S1C6200/6200A CORE CPU MANUAL
EPSON
39
3 INSTRUCTION SET
DI
Disable interrupts
DI
I
←
0
1
1
1
1
0
1
0
1
0
1
1
1
F57H
VI
7
Not affected
Not affected
Not affected
Reset
Disables all interrupts.
DI
C flag
0
0
Z flag
1
1
D flag
0
0
I flag
1
0
EI
Enable interrupts
EI
I
←
1
1
1
1
1
0
1
0
0
1
0
0
0
F48H
VI
7
Not affected
Not affected
Not affected
Set
Enables all interrupts.
EI
C flag
1
1
Z flag
0
0
D flag
0
0
I flag
0
1
Summary of Contents for S1C6200
Page 1: ...MF297 07 Core CPU Manual CMOS 4 BIT SINGLE CHIP MICROCOMPUTER S1C6200 6200A ...
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