Register Overview IP/IE1502

The values of registers  R35 - R40 will be mapped into R0 - R5 only after a power reset. The registers R0 - R5 can be written also directly, the values will then be valid immediately.

Attention: switch-on threshold < switch-off threshold < reset threshold!

Register

Description

Default value

Read/Write

Memory medium

R0

Switch - on threshold value / low word

variable

R/W

RAM

R1

Switch - on threshold value / high word

variable

R/W

RAM

R2

Switch - off threshold value / low word
Pulse length (1 us/digit)

variable

R/W

RAM

R3

Switch - off threshold value / high word

variable

R/W

RAM

R4

Reset threshold value / low word

variable

R/W

RAM

R5

Reset threshold value/ high word

variable

R/W

RAM

R6

reserved

0000hex

R

RAM

R7

reserved

0000hex

R

RAM

R8

Module type

1502dec

R

ROM

R9

Software version

XXXXhex

R

ROM

R10

Multiplex shift register

0228hex

R

ROM

R11

Signal channels

0228hex

R

ROM

R12

Minimum data length

2828hex

R

ROM

R13

Data structure

0006hex

R

ROM

R14

reserved

0000hex

R

 

R15

Alignment register

variable

R/W

RAM

R16

Hardware version number

XXXXhex

R/W

EEPROM

R17

reserved

0000hex

R/W

 

...

...

...

...

...

R30

reserved

0000hex

R/W

 

R31

Code word register

variable

R/W

RAM

R32

Feature register

0104hex

R/W

EEPROM

R33

reserved

0000hex

R/W

 

R34

reserved

0000hex

R/W

 

R35

Switch - on threshold value / low word

0000hex

R/W

EEPROM

R36

Switch - on threshold value / high word

0000hex

R/W

EEPROM

R37

Switch - off threshold value / low word

0000hex

R/W

EEPROM

R38

Switch - off threshold value / high word

0000hex

R/W

EEPROM

R39

Reset threshold value / low word

FFFFhex

R/W

EEPROM

R40

Reset threshold value/ high word

FFFFhex

R/W

EEPROM

R41

Pulse length (1µs or 64µs/digit)

00FAhex

R/W

EEPROM

R42

reserved

0000hex

R/W

 

...

...

...

...

...

R63

reserved

0000hex

R/W