Mitsubishi Electric M800VW Series Programming Manual page 321

M800V/M80V Series PLC Programming Manual (1/2)
8 Function Instructions
8.9 Data Processing Instructions
SEG, SEGP: 7-segment decode
Setting
Bit devices
data
X Y M L F
S
○ ○ ○ ○ ○
D
○ ○ ○ ○ ○
[Instruction symbol] [Execution condition]
SEG
SEGP
 Setting data
Setting data
S Device No. of devices where decoded data is stored
D Head No. of the device where decoding results will be stored
 Functions
SEG
 Decodes the data from 0 to F designated by the lower 4 bits of S to 7-segment display data, and stores at D.
 When a bit device is handled, "D" indicates the head No. of the devices storing the 7-segment display data; when a word
device is handled, "D" indicates the device storing the data.
 Storage is done as follows for bit devices and word devices:
Before execution
Bit device SEG K7
Word device SEG K7
 Refer to the next page for the 7-segment display.
 Operation errors
 There are no arithmetic errors associated with the SEG(P) instruction.
IB-1501667-B
Usable devices
B SB T SM V T C
○ ○ ○ ○ ○
○ ○ ○ ○ ○
Meaning
After execution
Y4F
0 0 1 0 0 1 1 1
K2Y48
b15
0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 1
D8
Upper 8 bits are
always 0
Con-
Word devices
stant
D R/ZR W SW SD Z K
○ ○ ○ ○ ○ ○
○ ○ ○ ○ ○ ○
Y48
8 points
D8
b8 b7
Lower 8 bits used to store
the 7-segment display data
300
Digit
Pointer designa- Index
tion
H P
○ ○
SEG S D
SEGP S D
Data type
BIN 16 bits
b0