Rockwell-automation 1772-LP3 PLC - 2/30 Programmable Controller Progra Manual de usuario descargar pdf (Pagina 141)

Data Manipulation Instructions

Chapter 6

619

BINARY

ADDR – 125

DATA – 111111111111

BCD

ADDR – The BCD number is stored in adjacent data table words 200

and 201

DATA – The industrial terminal will display 004095, the BCD

equivalent of the binary value for this example.

Figure 6.19

BinarytoBCD

Conversion Format

BINARY T

O BCD

BINARY

ADDR: 010

DATA: 000000000000

BCD

ADDR: 110- 111

DATA: 000000

010

(OV)

Numbers

shown are default values. Bold numbers must be replaced by userentered values. The number of default address digits initially

displayed  3, 4, or 5  will depend on the size of the data table. Initially displayed default values are governed by the I/O rack configura



tion.

BINAR

Y ADDR

Stores the binary number

BINAR

Y DA

TA :

The 12 bits of the binary number

BCD ADDR

Address where the first three digits of the BCD number are stored. The second threedigit address is where the

three leastsignificant BCD digits are stored.

BCD DA

TA :

The BCD number that is equivalent to the 12 bits of the binary data block.

OV :

Overflow bit. Set high when binary number is > 12 ones or a decimal equivalent of 004095. It is in a word where

the binary word is to be stored.

1 2 ... 136 137 138 139 140 141 142 143 144 145 146 ... 345 346

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