USER MANUAL
STM 431J – Scavenger Transmitter Module
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STM 431J User Manual | v2.0 | Nov 2017 | Page 19/ 34
Manufacturer ID and EEP (EnOcean
Equipment Profile)
Information about manufacturer and type of device. This
feature is needed for “automatic” interoperability of sen-
sors and actuators or bus systems. Information how to
set these parameters requires an agreement with EnO-
cean. Unique manufacturer IDs are distributed by the
EnOcean Alliance.
2.8.2
GP Configuration
Parameter
Configuration
via programming interface
Resolution of temperature.
The resolution of the temperature telegram.
2.8.3
Security Configuration
Parameter
Configuration
via programming interface
Secure mode
Selection if telegrams get additionally encrypted or not.
Encryption is enabled when Enhanced Seecurity is se-
lected.
Default: Standard Security (not encrypted)
Mode Change
Defines if switch between standard and enhanced secu-
rity mode with long press of LRN button is allowed or
not. Default: Enabled.
External EEPROM Present
Default is set to yes. If set to no, then the module will
not store the RLC. The Security level format must be
specified not to use RLC, otherwise the RLC will restart
after a power down.
Initialisation of external EEPROM.
One time option, must be performed at first start up.
Default Yes.
SLF – Security Level Format
SLF (default=0x93):
Bit7..6: RLC_ALGO.
Bit5: RLC_Tx.
Bit4..3: MAC_ALGO.
Bit2..0: DATA_ENC.
0x93: 24-bit RLC, No RLC tx, 4-byte CMAC, VAES en-
cryption
Please refer to the Security specification for details on
the Security level format.
Pre-shared key usage
Default: disabled.
Private Key
AES 128 key which is used for data encryption.
Please refer to the Security specification for details on
the Security level format.
Subkey 1
Subkey derivated from private key.
Subkey 2
Subkey derivated from private key.
Pre-shared Key
Pre-shared key used for PSK protected teach in.
Set initial RLC
Initial value of the RLC.
