S3C72G9 Samsung semiconductor, S3C72G9 Datasheet - Page 66

• Manufacturer Part Number: S3C72G9
• Description: The S3C72G9 single-chip CMOS microcontroller has been designed for high performance using Samsungs newest 4-bit CPU core/ SAM47 (Samsung Arrangeable M
• Manufacturer: Samsung semiconductor

 



LDB
LDB
Operation:
Description:

dst,src.b
dst.b,src
mema.b,C
memb.@L,C
@H+DA.b,C
C,mema.b
C,memb.@L
C,@H+DA.b
The Boolean variable indicated by the first or second operand is copied into the location specified
by the second or first operand. One of the operands must be the carry flag; the other may be any
directly or indirectly addressable bit. The source is unaffected.
mema.b,C
memb.@L,C
@H+DA.b,C
C,mema.b*
C,memb.@L
C,@H+DA.b


mema.b
Operand
Operand




Load carry bit to a specified memory bit
Load carry bit to a specified indirect memory bit
Load memory bit to a specified carry bit
Load indirect memory bit to a specified carry bit
1
1
0
1
0
1
1
0
1
0
1
1
1
1
1
1
1
1
1
0
1
0
0
1
b1
b1
b1
b1
1
1
0
1
1
1
0
1
Second Byte
Binary Code
Operation Summary
b0
b0
b0
b0
1
1
0
1
1
1
0
1
a5
a3
a5
a3
a3
a3
1
1
1
0
0
0
a4
a2
a4
a2
a2
a2
1
1
1
1
1
1
a3
a1
a3
a1
a1
a1
0
0
0
0
0
0
a2
a0
a2
a0
a0
a0
0
0
0
0
0
0
mema.b
memb.7-2 + [L.3-2]. [L.1-0]
H + [DA.3-0].b
C
C
C
FB0H-FBFH
FF0H-FFFH
mema.b
[H + DA.3-0].b
memb.7-2 + [L.3-2] . [L.1-0]
Operation Notation
Bit Addresses
C
Bytes
(C)
2
2
2
2
2
2

 
Cycles
2
2
2
2
2
2
C