Toshiba PROSEC T1 User Manual page 195

FUN 081
Expression
Input -[ A RTL n ® B ]- Output
Function
When the input is ON, the data of register A is rotated n bits to the left (MSB direction), and stored in
B . After the operation, if the left most bit (MSB) is ON, the output is turned ON.
Execution condition
Input
OFF No execution
ON Execution
Operand
Name
A Source
n Shift bits
B Destination
Example
When X008 is changed from OFF to ON, the data of RW18 is rotated 3 bits to the left and the
result is stored in RW20.
The figure below shows an operation example.
(MSB)
F E
1 0 1 0 0 1 1 1 0 0 1 1 1 0 1 0
CF
1 0 0 1 1 1 0 0 1 1 1 0 1 0 1 0 1
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RTL n bit rotate left
Operation
When MSB = 1
When MSB = 0
Device
X Y R S T. C. XW YW RW SW T
*
D C B A 9 8 7 6
R002 is turned OFF
Output
OFF
ON
OFF
Register
C
Ö Ö Ö Ö Ö Ö
Ö Ö Ö Ö Ö
(LSB)
5 4 3 2 1 0
RW18
RW20 (Result)
*
Basic Hardware and Function
7. Instructions
CF
-
Set or reset
Set or reset
Constant Index
D I J K
Ö Ö Ö Ö Ö
1 - 16
Ö Ö Ö Ö
6F3B0250
Ö
Ö
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