1. Round the integer ROUND

1.1. Instruction Description

The instruction converts a real value (IN) into a double integer value and places the result into the register specified by (OUT). If the decimal part is equal to or greater than 0.5, carry it to an integer.

1.2. The valid operands of the instruction

Input/Output	Data Type	operand	Description
IN	32-bit real number	D/K/FD, local variable (LF)	input
OUT	32-bit integer	D/CV, bit composite word (Y/M/C/T/S), local variable (LD)	output

1.3. Example

Command table:

NETWORK 000

LD X000

ROUND K4.56 D0 //Convert the real number 4.56 to a double integer and store it in register D0D1 0.56>0.5 and carry it to 1, so the conversion result is 5

图1 ROUND