Delta C2000 series User Manual page 481

Classical field oriented. control ac motor drive

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In 16-bit instruction, D occupies 2 consecutive devices.

E xplanation

When D serves as a bit device, it can designate K1 ~ K4 and construct a 16-bit result,

occupying consecutive 2 groups of 16-bit data.

The 16-bit D0 is multiplied by the 16-bit D10 and brings forth a 32-bit product. The

higher 16-bit are stored in D21 and the lower 16-bit are stored in D20. On/Off of the

most left bit indicates the positive/negative status of the result value.

Word Devices

H KnX KnY KnM T

: Multiplicand S

: Multiplication

This instruction multiplies S

Be careful with the positive/negative signs of S

and 32-bit operations.

16-bit command:

b15..........b0

b15 is a symbol bit

Symbol bit = 0 refers to a positive value.

Symbol bit = 1 refers to a negative value.

Chapter 16 PLC Function |C2000 Series

BIN Multiplication

16-bit command (7 STEPS)

32-bit command (13 STEPS)

Flag signal: None

in BIN format and stores the result in D.

b31..........b16b15..............b0

b31 is a symbol bit (b15 of D+1)

and D when doing 16-bit

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