1.4 Acronyms and Abbreviations

Table 1-1. Acronyms and Abbreviations
Acronyms and Abbreviations	Description
BOM	Bill of Material
GPIO	General Purpose Input Output
IoT	Internet of Things
LDO	Low-Dropout
LED	Light Emitting Diode
MCU	Microcontroller
NC	Not Connected
PTA	Packet Traffic Arbitration
RX	Receiver
TX	Transmitter
UART	Universal Asynchronous Receiver Transmitter
USB	Universal Serial Bus

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