Register overview
The registers are used for parametering the Bus Terminals and are available for each channel. They can be read or written by means of register communication.
|
Register no. |
Comment |
Default value |
R/W |
Memory | |
|---|---|---|---|---|---|
|
hex |
dec | ||||
|
Raw ADC value |
variable |
|
R |
RAM | |
|
ADC raw value RL (of the conductor) |
variable |
|
R |
RAM | |
|
Resistance RTD |
variable |
|
R |
RAM | |
|
Resistance RL |
variable |
|
R |
RAM | |
|
R4 |
reserved |
0x0000 |
0dec |
- |
- |
|
R5 |
reserved |
0x0000 |
0dec |
- |
- |
|
R6 |
Diagnostic register (not used) |
0x0000 |
0dec |
- |
RAM |
|
R7 |
Command register (not used) |
0x0000 |
0dec |
R/W |
RAM |
|
Terminal type |
0x0C8E |
3214dec |
R |
ROM | |
|
R9 |
Firmware version number |
0x3141 |
1AASCII |
R |
ROM |
|
R10 |
Multiplex shift register |
0x0230 |
560dec |
R |
ROM |
|
R11 |
Signal channels |
0x0418 |
1048dec |
R |
ROM |
|
R12 |
Minimum data length |
0x0098 |
152 dec |
R |
ROM |
|
R13 |
Data structure |
0x0004 |
4 dec |
R |
ROM |
|
R14 |
reserved |
0x0000 |
0dec |
- |
- |
|
R15 |
Alignment register |
variable |
|
R/W |
RAM |
|
R16 |
Hardware version number |
0x0000 |
00ASCII |
R |
SEEROM |
|
Vendor calibration: Offset PT100 |
specific |
|
R |
SEEROM | |
|
Vendor calibration: Gain PT100 |
specific |
|
R |
SEEROM | |
|
R19 |
reserved |
0x0000 |
0dec |
- |
- |
|
R20 |
reserved |
0x0000 |
0dec |
- |
- |
|
Vendor calibration: Offset PT1000 |
specific |
|
R |
SEEROM | |
|
Vendor calibration: Gain PT1000 |
specific |
|
R |
SEEROM | |
|
Vendor calibration: Offset RL |
specific |
|
R |
SEEROM | |
|
Vendor calibration: Gain RL |
specific |
|
R |
SEEROM | |
|
R25 |
reserved |
0x0000 |
0dec |
- |
- |
|
… |
... |
... |
… |
... |
... |
|
R28 |
reserved |
0x0000 |
0dec |
- |
- |
|
R29 |
Terminal type, special identification |
0x0000 |
0dec |
R |
ROM |
|
R30 |
reserved |
0x0000 |
0dec |
- |
- |
|
Code word register |
0x0000 |
0dec |
R/W |
RAM | |
|
Feature register |
0x0040 |
64dec |
R/W |
SEEROM | |
|
User scaling: Offset |
0x0000 |
0dec |
R/W |
SEEROM | |
|
User scaling: Gain |
0x0100 |
256dec |
R/W |
SEEROM | |
|
R35 |
reserved |
0x0000 |
0dec |
- |
- |
|
R36 |
reserved |
0x0000 |
0dec |
- |
- |
|
Filter setting |
0x0000 |
0dec |
R/W |
SEEROM | |
|
Compensation for the line resistance |
0x0000 |
0dec |
R/W |
SEEROM | |
|
R39 |
reserved |
0x0000 |
0dec |
- |
- |
|
… |
... |
... |
… |
... |
... |
|
R63 |
reserved |
0x0000 |
0dec |
- |
- |