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Random Number (Seeded)

Instruction Parameters​

Supported PLC Series​

XPnA/1RXPnBXPnEXPnFCP3A/B/P/U
CP4A~D/U
CPnECPnFBPPLC-S
✓✓✓✓----✓

Supported Data Registers​

MXYKLFTCSZRQD@DConstant
S✓-✓✓✓-✓✓-✓-✓✓✓-

Supported Flags​

FlagBitSupport
ErrorF11.0✓
ZeroF11.1-
CarryF11.2-

Number of Steps​

Steps
3

Operands​

OperandDescription
SThe only operand.
Entries are only WORD data registers.
This is the seed value for the random number generation.

The signed value range is -32,768 ~ 32,767 (216).
The unsigned value range is 0 ~ 65,535 (216-1).
The Hexadecimal value range is H0000 ~ HFFFF.

Notice​

Error Flag (F11.0) Notice

The error flag, F11.0, will be ON for one scan when the address of the data register assigned by @D exceeds the range of the data register, D. The range of the data register, D, is dependent on the CPU type.

Execution Condition

It is recommend that the SRND instruction be used with a pulse contact as an execution condition, or use the SRNDP instruction.

Examples​