TSC80251 TEMIC [TEMIC Semiconductors], TSC80251 Datasheet - Page 209

• Manufacturer Part Number: TSC80251
• Manufacturer: TEMIC [TEMIC Semiconductors]

5.164
TSC80251
XCh A,<byte>
Function:
Exchange accumulator with byte variable
Description:
Loads the accumulator with the contents of the specified variable, at the same time writing the original accumulator
contents to the specified variable. The source/destination operand can use register, direct or register–indirect
addressing.
Example :
R0 contains the address 20h, the accumulator contains 3Fh (00111111B) and on–chip RAM location 20h contains 75h
(01110101B). After executing the instruction XCh A,@R0. RAM location 20h contains 3Fh (00111111B) and the
accumulator contains 75h (01110101B).
XCh A,dir8
[Encoding]
XCh A,@Ri
[Encoding]
FLAGS :
Hex Code in:
Binary Mode = [Encoding]
Source Mode = [Encoding]
Hex Code in:
Binary Mode = [Encoding]
Source Mode = [A5][Encoding]
1100
1100
CY
_
0101
011i
AC
_
addr7-addr0
OV
_
Operation:
XCh
(A)
Operation:
XCh
(A)
(dir8)
((Ri))
N
_
Rev. C – May 7, 1999
Z
_