RM0461
34.7.13
LPUART register map
The table below gives the LPUART register map and reset values.
Register
Offset
name
LPUART_CR1
FIFO mode
0x00
enabled
Reset value
0
LPUART_CR1
FIFO mode
0x00
disabled
Reset value
LPUART_CR2
0x04
Reset value
0
LPUART_CR3
0x08
Reset value
0
LPUART_BRR
0x0C
Reset value
0x10-
0x14
LPUART_RQR
0x18
Reset value
LPUART_ISR
FIFO mode
0x1C
enabled
Reset value
LPUART_ISR
FIFO mode
0x1C
disabled
Reset value
LPUART_ICR
0x20
Reset value
LPUART_RDR
0x24
Reset value
LPUART_TDR
0x28
Reset value
Low-power universal asynchronous receiver transmitter (LPUART)
Table 242. LPUART register map and reset values
DEAT[4:0]
0
0
0
0
0
0
0
DEAT[4:0]
0
0
0
0
0
0
ADD[7:0]
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
DEDT[4:0]
0
0
0
0
0
0
0
DEDT[4:0]
0
0
0
0
0
0
0
0
0
0
0
0
WUS
[1:0]
0
0
0
0
0
Reserved
0
0
0
0
0
0
0
0
0
0
0
0
0
0
RM0461 Rev 5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
STOP
[1:0]
0
0
0
0
0
0
0
0
0
BRR[19:0]
0
0
0
0
0
0
0
0
0
0
1
1
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
RDR[8:0]
0
0
0
0
0
0
TDR[8:0]
0
0
0
0
0
0
1153/1306
1154
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