Bkext (16-Bit Data Sign-Extended Block Move) - Panasonic FP7 Series Additional Functions Manual

3.2 BKEXT (16-bit Data Sign-extended Block Move)

 Instruction format
R0
 Operation unit (●: Available)
Operation
bit
unit
i
 List of operands
Operand Description
The starting address of the device storing the data that sign extension is performed.
S1
S2 The ending address of the device storing the data that sign extension is performed.
D Destination starting device address
 Available devices (●: Available)
Operand
WX WY WR WL WS SD
● ● ●
S1
● ● ●
S2
● ● ●
D
Only 16-bit deivces, 32-bit devices, and integer constants can be modified. (Real number constants and character
*1：
constants cannot be specified.)
 Outline of operation
 Performs sign extension for device values in the area specified by [S1] to [S2], and transfers
them to the device address specified by [D] and subsequent addresses.
BKEXT.US DT0
i S1
US SS
●
16-bit device
DT LD UM
● ● ● ● ●
● ● ● ● ●
● ● ●
3.2 BKEXT (16-bit Data Sign-extended Block Move)
DT2 DT3
S2 D
UL
●
32-bit device
TS TE
WI WO IX
CS CE
● ● ●
SL SF
Real
Integer String
number
K U H SF DF
DF
Index
modifier
*1
" "
●
●
●
3-3