347
SFTWR, SFTWRP, SFTWL, SFTWLP
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4
4
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8
7.3 Shift instruction
7.3.5 SFTWR, SFTWRP, SFTWL, SFTWLP
Function
SFTWR(P)
(1) This instruction shifts n1 words data in the devices starting from the device specified by to the right by n2 words.
n1=9, n2=4
(2) The n2 words data in the devices starting from the highest device are filled with 0s.
(3) If the value specified by n1 or n2 is 0, the instruction will be not processed.
(4) If the value of n2 is equal to or larger than the value of n1, the n1 words data in the devices starting from the device
specified by will be filled with 0s.
SFTWL(P)
(1) This instruction shifts the n1 words data in the devices starting from the device specified by to the left by n2 words.
n1=9, n2=4
(2) The n2 words in the devices starting from the lowest device are filled with 0s.
(3) If the value specified by n1 or n2 is 0, the instruction will be not processed.
(4) If the value of n2 is equal to or greater than the value of n1, the n1 words devices starting from the device specified by
will be filled with 0s.
Operation Error
(1) In any of the following cases, an operation error occurs, the error flag (SM0) turns on, and an error code is stored into
SD0.
Error
code
Error details
Q00J/
Q00/
Q01
QnH QnPH QnPRH QnU LCPU
4100 The value in n1 or n2 is negative. –– –– –– ––
4101
The points specified in n1 exceed those of the device specified in .
–– –– –– ––
D
Filled with 0H
+2
+1
D D
+3
D
+4
D
+5
D
n2
+6
D
+7
D
+8
D D
n1
+2
+1
D D
+3
D
+4
D
+5
D
+6
D
+7
D
+8
D D
30F
H
0
HH H H HH HH H
HHHHHHHH
1E 100 0 1FF 10 1F 7FF 2A
0 0 0 30F 1E 100 0 1FF
D
D
10 0 7FF 3A 1F 30 0 FF
Filled with 0H
+2
+1
D D
+3
D
+4
D
+5
D
n2
+6
D
+7
D
+8
D D
n1
+2
+1
D D
+3
D
+4
D
+5
D
+6
D
+7
D
+8
D D
1FF
HH H HH H HH
0
H
0
H
0
H
0
H
H
3A 1F 30 0 FF
HHHH H
D
D
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