Mitsubishi Electric MELSEC FX3U - FNC 75 - ARWS; Arrow Switch; Index; Con; Stant Number

457
FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
15 External FX I/O Device – FNC 70 to FNC 79
15.6 FNC 75 – ARWS / Arrow Switch
11
FNC30-FNC39 Rotation and Shift
12
FNC40-FNC49 Data Operation
13
FNC50-FNC59 High Speed Processing
14
FMC60-FNC69 Handy Instruction
15
FNC70-FNC79 External FX I/O Device
16
FNC80-FNC89 External FX Device
17
FNC100-FNC109 Data Transfer 2
18
FNC110-FNC139 Floating Point
19
FNC140-FNC149 Data Operation 2
20
FNC150-FNC159 Positioning Control
15.6 FNC 75 – ARWS / Arrow Switch
Outline
This instruction inputs data through arrow switches used for shifting the digit and incrementing/decrementing
the numeric value in each digit.
1. Instruction format
2. Set data
3. Applicable devices
S: "D.b" cannot be indexed with index registers (V and Z).
Operand Type Description Data Type
Head bit device number to be input 16-bit binary
Word device number storing data converted into BCD 16-bit binary
Head bit device (Y) number connected to seven-segment display unit 16-bit binary
n Number of digits of seven-segment display unit [setting range: K0 to K3] 16-bit binary
Oper-
and
Type
Bit Devices Word Devices Others
System User Digit Specification System User
Special
Unit
Index
Con-
stant
Real
Number
Charac-
ter String
Pointer
XYMTCSD
 .b KnX KnY KnM KnS T C D R U\G VZModifyKH E "  "P
333 3 S 3
33333333
3 3
n 33
FNC 75
ARWS
ARWS
16-bit Instruction
9 steps
Mnemonic Operation Condition
Continuous
Operation
−
32-bit Instruction
Mnemonic Operation Condition
S
D 1
D 2
S
D 1
D 2