Balluff Inc BISS301J User Manual

29

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E

Mixed Data Access
(cont.)

The following shows the structure of a program:

Program structure

Subaddress

Value

Range

Command designator

01

Hex

06

Hex

1. Program record

Program number

02

Hex

01

Hex

01

Hex

 to 0A

Hex

1st data record:

Start address Low Byte

03

Hex

Start address High Byte

04

Hex

Number of bytes Low Byte

05

Hex

Number of bytes High Byte

06

Hex

2nd data record:

...

25th data record:

Start address Low Byte

03

Hex

Start address High Byte

04

Hex

Number of bytes Low Byte

05

Hex

Number of bytes High Byte

06

Hex

Terminator

FF

Hex 

FF

Hex

To store a second program, repeat this process.

The procedure for writing these settings to the EEPROM is described in the 9th example on

 42...44.

Replacing the EEPROM is described on   56 for BIS S-6002 and on   66 for BIS S-6022.

S60_2-019_828318_0303-e mit CRC.p65

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30

E

The command identifier 21

Hex

 can be used to read out the program records stored in the pro-

gram from the data carrier. The user must document exactly which data are to be read from
where and with what number of bytes for the respective program (see example 10 on   45)

The command identifier 22

Hex

 can be used to write the program records stored in the program

to the data carrier. The user must document exactly which data are to be written from where
and with what number of bytes for the respective program (see example 11 on   46)