Lpuart Implementation; Table 188. Stm32G0X1 Features; Table 189. Usart / Lpuart Features - ST STM32G0 1 Series Reference Manual

Low-power universal asynchronous receiver transmitter (LPUART)
34.3

LPUART implementation

Below the description of LPUART implementation in comparison with USART.
USART / LPUART modes/features
Hardware flow control for modem
Continuous communication using DMA
Multiprocessor communication
Synchronous mode (Master/Slave)
Smartcard mode
Single-wire Half-duplex communication
IrDA SIR ENDEC block
LIN mode
Dual clock domain and wakeup from low-power mode
Receiver timeout interrupt
Modbus communication
Auto baud rate detection
Driver Enable
USART data length
Tx/Rx FIFO
Tx/Rx FIFO size
Prescaler
1. X = supported.
1088/1390

Table 188. STM32G0x1 features

USART / LPUART instances
USART1
USART2
USART3
USART4
LPUART1

Table 189. USART / LPUART features

(1)
RM0444 Rev 5
STM32G0x31xx,
STM32G0x41xx
FULL
BASIC
LP
Full feature set Basic feature set
X
X
X
X
X
X
X
X
X
X
X
X
X
7, 8 and 9 bits
X
8
X
RM0444
STM32G0x71xx,
STM32G0x81xx
FULL
FULL
- BASIC
- BASIC
LP
Low-power
feature set
X X
X X
X X
X -
- -
X X
- -
- -
- X
- -
- -
- -
X X
- X
- 8
- X