ST STM32F101xx User Manual

RM0008 Universal synchronous asynchronous receiver transmitter (USART)
Doc ID 13902 Rev 12 801/1096
27.6.8 USART register map
The table below gives the USART register map and reset values.
Refer to Table 3 on page 50 for the register boundary addresses.
Table 197. USART register map and reset values
Offset Register
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10
9 8 7 6 5 4 3 2 1 0
0x00
USART_SR
Reserved
CTS
LBD TXE
TC
RXNE
IDLE
ORE
NE
FE
PE
Reset value 0011000000
0x04
USART_DR
Reserved
DR[8:0]
Reset value 000000000
0x08
USART_BRR
Reserved
DIV_Mantissa[15:4]
DIV_Fraction
[3:0]
Reset value 0000000000000000
0x0C
USART_CR1
Reserved
UE
M
WAKE
PCE
PS
PEIE
TXEIE
TCIE
RXNEIE
IDLEIE
TE
RE
RWU
SBK
Reset value 00000000000000
0x10
USART_CR2
Reserved
LINEN
STOP
[1:0]
CLKEN
CPOL
CPHA
LBCL
Reserved
LBDIE
LBDL
Reserved
ADD[3:0]
Reset value 0000000 00 0000
0x14
USART_CR3
Reserved
CTSIE
CTSE
RTSE
DMAT
DMAR
SCEN
NACK
HDSEL
IRLP
IREN
EIE
Reset value 00000000000
0x18
USART_GTPR
Reserved
GT[7:0] PSC[7:0]
Reset value 0000000000000000

ST STM32F101xx Specifications

General

Brand	ST
Model	STM32F101xx
Category	Microcontrollers
Language	English