Mitsubishi Electric MELSEC FX Series - 7.8.5 SEGL

7 Applied Instructions
7.8 External FX I/O Device
378
FXCPU Structured Programming Manual
(Basic & Applied Instruction)
7.8.5 SEGL
Outline
This is a command for controlling the 7-segment display unit with latch of 4 digits and 1 set or 4 digits and 2
sets.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions".
Function and operation explanation
1. 16-bit operation(SEGL)
The 4-digit numerical value of the device designated in is converted into BCD data, and is sequentially
divided in time digit by digit, and is sent into the 7-segment display unit with BCD decoder.
FX3U(C) FX3G FX2N(C) FX1N(C) FX1S FXU/FX2C FX0N FX0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder ST
SEGL 16 bits Continuous SEGL(EN, s, n, d);
Variable Description Data type
Input
variable
EN Execution condition Bit
Beginning word device for BCD conversion
• n=K(H)0 to K(H)3: 1 point occupied
• n=K(H)4 to K(H)7: 2 points occupied
ANY16
Parameter ANY16
Output
variable
ENO Execution state Bit
Beginning device to be output (Y)
• n=K(H)0 to K(H)3: 8 points occupied
• n=K(H)4 to K(H)7: 12 points occupied
Bit
Operand
type
Bit Devices Word Devices Others
System user Digit designation
System
user
Special
unit
Index
Cons
tant
Real
number
Character
string
Pointer
XYMTCS
D
.b
KnX KnY KnM KnS T C D R
U\G
V Z Modifier K H E
"
"
P
zzz zzzz
S1 S2
zz z z z
zz
zz
SEGL
EN
s
n
ENO
d
Command input
SEGL
EN
s
n
ENO
d
Word device for
BCD operation
Parameter
Beginning device to be output (Y)