USART
E745371
USART (Universal Synchronous/Asynchronous Receiver/Transmitter) is a hardware communication module used in microcontrollers to send and receive serial data in both synchronous and asynchronous modes.
All labels observed (2)
| Label | Occurrences |
|---|---|
| USART canonical | 3 |
| Universal Synchronous/Asynchronous Receiver/Transmitter | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8611852 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: USART Context triple: [Microchip ATSAMD21, peripheral, USART]
-
A.
SPI
SPI is the IATA airport code for Abraham Lincoln Capital Airport serving Springfield, Illinois, in the United States.
-
B.
SPI
SPI is a stock market index that includes companies such as SIX:NESN and tracks the performance of the broader Swiss equity market.
-
C.
SPI
SPI is the Office of Sanctions Policy and Implementation, a U.S. State Department office responsible for developing and coordinating economic sanctions policy.
-
D.
I2C
I2C is a widely used two-wire serial communication bus that enables simple, low-speed data exchange between microcontrollers and peripheral devices on the same circuit board.
-
E.
SERCOM
SERCOM is the World Meteorological Organization commission responsible for coordinating international services and applications related to weather, climate, water, and the broader environment.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: USART Target entity description: USART (Universal Synchronous/Asynchronous Receiver/Transmitter) is a hardware communication module used in microcontrollers to send and receive serial data in both synchronous and asynchronous modes.
-
A.
SPI
SPI is the IATA airport code for Abraham Lincoln Capital Airport serving Springfield, Illinois, in the United States.
-
B.
SPI
SPI is the Office of Sanctions Policy and Implementation, a U.S. State Department office responsible for developing and coordinating economic sanctions policy.
-
C.
SPI
SPI is a stock market index that includes companies such as SIX:NESN and tracks the performance of the broader Swiss equity market.
-
D.
I2C
I2C is a widely used two-wire serial communication bus that enables simple, low-speed data exchange between microcontrollers and peripheral devices on the same circuit board.
-
E.
SERCOM
SERCOM is the World Meteorological Organization commission responsible for coordinating international services and applications related to weather, climate, water, and the broader environment.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
hardware communication module
ⓘ
serial communication interface ⓘ |
| canDetect |
framing error
ⓘ
overrun error ⓘ parity error ⓘ |
| canInterfaceWith |
RS-232 transceivers
ⓘ
RS-485 transceivers ⓘ TTL-level serial devices ⓘ |
| communicatesOver |
RX line
ⓘ
TX line ⓘ optional clock line ⓘ |
| configuredBy | software registers ⓘ |
| controlledBy | baud rate generator ⓘ |
| dataFramedAs |
data bits
ⓘ
optional parity bit ⓘ start bit ⓘ stop bit ⓘ |
| differsFrom | UART by supporting synchronous mode ⓘ |
| doesNotRequire | shared clock line for asynchronous mode ⓘ |
| fullName |
Universal Synchronous/Asynchronous Receiver/Transmitter
ⓘ
linked to:
USART
|
| hasComponent |
receive data buffer
ⓘ
receive shift register ⓘ transmit data buffer ⓘ transmit shift register ⓘ |
| hasFunction |
receive data
ⓘ
transmit data ⓘ |
| integratedIn |
ARM Cortex-M microcontrollers
ⓘ
AVR microcontrollers ⓘ PIC microcontrollers ⓘ |
| isSimilarTo | UART ⓘ |
| operatesAtLayer | physical layer ⓘ |
| requires | clock source for synchronous mode ⓘ |
| supportsDirection |
full-duplex communication
ⓘ
half-duplex communication ⓘ simplex communication ⓘ |
| supportsFeature |
DMA support
ⓘ
configurable baud rate ⓘ data bit length configuration ⓘ error detection ⓘ hardware flow control ⓘ interrupt-driven operation ⓘ parity control ⓘ stop bit configuration ⓘ |
| supportsMode |
asynchronous
ⓘ
synchronous ⓘ |
| usedFor | serial data communication ⓘ |
| usedIn |
microcontrollers
ⓘ
microprocessors ⓘ |
| usedInApplication |
communication between microcontroller and PC
ⓘ
embedded systems ⓘ industrial control systems ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: USART Description of subject: USART (Universal Synchronous/Asynchronous Receiver/Transmitter) is a hardware communication module used in microcontrollers to send and receive serial data in both synchronous and asynchronous modes.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.