Register table – BECKHOFF FM33xx User Manual
Page 38
Register description
FM33xx
33
Register table
Register set
Address
Description
Default
value
R/W
Memory medium
R0
Unprocessed ADC value
Variable
R
RAM
R1
Unprocessed ADC value for the cold junction
compensation
Variable
R
R2
Temperature of the cold junction compensation
Unit: 1/10 degree Celsius, 16-bit signed int
0x0000
R
R3
reserved
0x0000
R
R4
reserved
0x0000
R
R5
reserved
0x0000
R
R6
Diagnostic register
Variable
R
RAM
R7
Command register
Variable
R
R8
reserved
0x0000
R
ROM
R9
reserved
0x0000
R
ROM
R10
reserved
0x0000
R
ROM
R11
reserved
0x0000
R
ROM
R12
reserved
0x0000
R
ROM
R13
reserved
0x0000
R
ROM
R14
reserved
0x0000
R
R15
reserved
0x0000
R/W
RAM
R16
reserved
0x0000
R/W
SEEROM
R17
Calibration offset
0x0000
R/W
SEEROM
R18
Calibration gain
app. 0x1ED8
R/W
SEEROM
R19
Manufacturer scaling offset
[0x0000]
R/W
SEEROM
R20
Manufacturer scaling gain
[0x0100]
R/W
SEEROM
R21
Cold junction compensation adjustment
Specific
R/W
SEEROM
R22
reserved
0x0000
R/W
SEEROM
R23
reserved
0x0000
R/W
SEEROM
R24
reserved
0x0000
R/W
SEEROM
R25
reserved
0x0000
R/W
SEEROM
R26
Number of hardware channels valid
Specific
R/W
SEEROM
R27
reserved
0x0000
R/W
SEEROM
R28
reserved
0x0000
R/W
SEEROM
R29
reserved
0x0000
R/W
SEEROM
R30
reserved
0x0000
R/W
SEEROM
R31
Code word
Variable
R/W
RAM
R32
Feature register
Variable
R/W
SEEROM
R33
User scaling offset
[0x0000]
R/W
SEEROM
R34
User scaling gain
[0x0100]
R/W
SEEROM
R35
reserved
0x0000
R/W
SEEROM
R36
reserved
0x0000
R/W
SEEROM
R37
Filter register
0x000D
R/W
SEEROM
R38
Back voltage reset time
0x000A
R/W
SEEROM