Abbreviations and abstract
Abbreviation
Name
Description
BTMAC
Bluetooth
®
conform MAC address of the module used
on the RF-interface.
CS
Checksum
Byte wise XOR combination of the preceding fields.
DSSS
Direct sequence
spread spectrum
Technique to spread a message on the radio
DTM
Direct test mode
Mode to test Bluetooth
®
specific RF settings.
EV (Board)
Evaluation (Board)
Proteus-III populated on motherboard with USB
interface for test and evaluation purpose.
FEC
Forward error
correction
Technique to correct received erroneous radio
messages
GAP
Generic Access
Profile
The GAP provides a basic level of functionality that all
Bluetooth
®
devices must implement.
I/O
Input/output
Pinout description.
LESC
Low energy
secure connection
Elliptic curve encryption method for Bluetooth
®
LE
encryption and authentication
LPM
Low power mode
Mode for efficient power consumption.
LRM
Long range mode
Radio mode with higher range and lower throughput.
MAC
MAC address of the module.
MTU
Maximum
transmission unit
Maximum packet size of the Bluetooth
®
connection.
Payload
The intended message in a frame / package.
RF
Radio frequency
Describes wireless transmission.
RSSI
Receive Signal
Strength Indicator
The RSSI indicates the strength of the RF signal. Its
value is always printed in two’s complement notation.
Soft device
Operating system used by the nRF52 chip.
User settings
Settings to configure the module. Any relation to a
specific entry in the user settings is marked in a
special font and can be found in chapter
UART
Universal
Asynchronous
Receiver
Transmitter
Allows the serial communication with the module.
[HEX] 0xhh
Hexadecimal
All numbers beginning with 0x are hexadecimal
numbers. All other numbers are decimal, unless
stated otherwise.
Proteus-III reference manual version 1.3
© August 2020
www.we-online.com/wireless-connectivity
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