Mitsubishi Electronics FX3G User Manual

422

/FX

3GC

/FX

3UC

Series

Programming Manual - Basic & Applied Instruction Edition

15 External FX I/O Device – FNC 70 to FNC 79

15.1 FNC 70 – TKY / Ten Key Input

15.1

FNC 70 – TKY / Ten Key Input

Outline

This instruction sets data for timers and counters through ten key inputs ranging from "0" to "9".

1. Instruction format

2. Set data

3. Applicable devices

S: "D .b" cannot be indexed with index registers (V and Z).

Explanation of function and operation

1. 16-bit operation (TKY)

stores a numeric value input from

+9 connected to the ten keys. Output information for key

pressing and key sensing are output to

+10.

1) Input numeric value

- When an input value is larger than "9999", it overflows from the most significant digit.
- An input numeric value is stored in binary format.
- When the ten keys are pressed in the order "[1]

→ [2] → [3] → [4]" in the figure shown on the next page, "2130"

is stored in

Operand Type

Description

Data Type

Head bit device number from which one of the ten keys is input [10 devices are occupied]

Bit

Word device number storing the data

16- or 32-bit binary

Head bit device number storing the key pressing information [11 devices are occupied]

Bit

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

X Y M T C S D .b KnX KnY KnM KnS T C D R U \G

V Z Modify K H

" "

FNC 70

TKY

16-bit Instruction

7 steps

Mnemonic

Operation Condition

Continuous

Operation

DTKY

32-bit Instruction

13 steps

Mnemonic

Operation Condition

Continuous

Operation