Register overview

The following registers are used to parameterize the KL3444, KL3448, KL3454 and KL3458. Each signal channel of the analog terminal has one register that can be read or written to with the aid of control, status and data bytes via register communication.

Register no.

Comment

Default value

R/W

Memory

R0

Raw value of the A/D converter (XR)

-

-

R

RAM

R1

reserved

-

 

-

-

...

...

...

...

...

...

R5

reserved

-

-

-

-

R6

Diagnostic register

-

-

R

RAM

R7

Command register

0x0000

0dec

R/W

RAM

R8

Terminal type

KL3444:

0x0D74

3444dec

R

ROM

KL3448:

0x0D78

3448dec

KL3454:

0x0D7E

3454dec

KL3458:

0x0D82

3458dec

R9

Firmware version

e.g. 0x3141

e.g. 1AASCII

R

ROM

R10

Data length (multiplex shift register)

0x0230

560dec

R

ROM

R11

Signal channels

0x0418

1048dec

R

ROM

R12

Minimum data length

0x0098

152dec

R

ROM

R13

Data structure (data type register)

0x0004

4dec

R

ROM

R14

reserved

-

-

-

-

R15

Alignment register

e.g. 0x7F80

e.g. 32640dec

R/W

RAM

R16

Hardware version number

e.g. 0x0000

e.g. 0dec

R/W

SEEPROM

R17

Hardware compensation: Offset (Ba)

0x0000

0dec

R/W

SEEPROM

R18

Hardware compensation: Gain (Aa)

approx. 0x1350

approx. 4944dec

R/W

SEEPROM

R19

Manufacturer scaling: Offset (Bh)

0x0000

0dec

R/W

SEEPROM

R20

Manufacturer scaling: Gain (Ah)

typ. 0x2000

typ. 8192dec

R/W

SEEPROM

R21

Overrange limit

0x0FFF

4095dec

R/W

SEEPROM

R22

Under range limit

0x0000

0dec

R/W

SEEPROM

R23

reserved

-

-

-

-

...

...

...

...

...

...

R30

reserved

-

-

-

-

R31

Code word register

0x0000

0dec

R/W

RAM

R32

Feature register

0x0906

2310dec

R/W

SEEPROM

R33

User scaling: Offset (Bw) *

0x0000

0dec

R/W

SEEPROM

R34

User scaling: Gain (Aw)

0x0400

1024dec

R/W

SEEPROM

R35

Threshold 1 in (Y2)

0x0000

0dec

R/W

SEEPROM

R36

Threshold 2 in (Y2)

0x0000

0dec

R/W

SEEPROM

R37

Cut-off frequency of the digital IIR filter

0x0100

256dec

R/W

SEEPROM

R38

reserved

-

-

-

-

...

reserved

...

...

...

...

R63

reserved

-

-

-

-

*) Not supported by KL3444, KL3448, KL3454 and KL3458.