1.4 Acronyms and Abbreviations

Table 1-1. Acronyms and Abbreviations
Acronyms and Abbreviations Description
BOM Bill of Material
DFU Device Firmware Update
DPS Device Provisioning Service
GPIO General Purpose Input Output
I2C Inter-Integrated Circuit
LDO Low-Dropout
LED Light Emitting Diode
MCU Microcontroller Unit
NC Not Connected
OOB Out of the Box
OSC Oscillator
PTA Packet Traffic Arbitration
PWM Pulse Width Modulation
RTCC Real Time Clock and Calendar
RX Receiver
SCL Serial Clock
SDA Serial Data
SMD Surface Mount
SPI Serial Peripheral Interface
TX Transmitter
UART Universal Asynchronous Receiver-Transmitter
USB Universal Serial Bus