Ldpx mx,i, Ldpx r,q, Load immediate data i into mx, increment x by 1 – Epson S1C6200 User Manual
Page 55: Load q-register into r-register, increment x by 1
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
49
3 INSTRUCTION SET
LDPX MX,i
Load immediate data i into MX, increment X by 1
LDPX MX,i
M(X)
←
i
3
to i
0
, X
←
X + 1
1
1
1
0
0
1
1
0
i
3
i
2
i
1
i
0
E60H to E6FH
IV
5
Not affected
Not affected
Not affected
Not affected
Loads immediate data i into the data memory location addressed by IX. X is
incremented by 1. Incrementing X does not affect the flags.
LDPX MX,7
LDPX MX,0AH
X register
1000 0011
1000 0100
1000 0101
Memory (83H)
0010
0111
0111
Memory (84H)
1001
1001
1010
LDPX r,q
Load q-register into r-register, increment X by 1
LDPX r,q
r
←
q, X
←
X + 1
1
1
1
0
1
1
1
0
r
1
r
0
q
1
q
0
EE0H to EEFH
IV
5
Not affected
Not affected
Not affected
Not affected
Loads the contents of the q-register into the r-register. X is incremented by 1.
Incrementing X does not affect the flags.
LDPX A,B
LDPX B,MY
X register
0100 1001
0100 1010
0100 1011
A register
1010
1101
1101
B register
1101
1101
0000
Memory (MY)
0000
0000
0000