Toshiba PROSEC T1-16S User Manual page 177

FUN 081 RTL
Expression
Input [ A RTL n
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 When MSB = 1
When MSB = 0
Operand
Name
X
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 D
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
n bit rotate left
B ] Output
Operation
Device
Y R S T. C. XW YW RW SW T
C B A 9 8 7 6 5
R002 is turned OFF
Output
OFF
ON
OFF
Register
C
(LSB)
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
1 - 16
6F3B0253
175