261SENTRON PAC5100/5200, 7KM5212/5412, Device Manual
E50417-H1040-C568-A1, Edition 03.2015
Glossary
A
AC Alternating Current
ADC Analog-digital Converter
ARP Address Resolution Protocol: Network protocol
ASDU Application Service Data Unit
B
Big-Endian format The most significant byte is stored first, that is at the memory location with
the lowest address.
Boot Application Starting a device with the firmware required for the microcontroller
Broadcast message Message in the network where data packets are transmitted to all devices
on the network from one point
C
Client Device in the communication network that sends data requests or com-
mands to the server devices and receives responses from them
CRC error Cyclic Redundancy Check: The cyclic redundancy check is a method of de-
termining a test value for data (e.g. for data transmission in computer net-
works) with the purpose to detect errors during the transmission or
duplication of data.
D
DC Direct Current
DHCP Dynamic Host Configuration Protocol enables the network configuration to
be assigned to the devices by a DHCP server
DSP Digital Signal Processor
DST Daylight Saving Time
E
Ethernet Cable-based data network technology for local data networks
F
FW Firmware: Program code for execution in a microcontroller
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