Pinning - STMicroelectronics STM32 Cortex-M3 Manual

4.6 Serial Interface (USART)
The baud rate generator generates the internal clock for sending and receiving data. The serial
protocol is shown in Figure

4.6.5 Pinning

USART1
Default
Wire GPIO Pin
CK PA8 41
TX PA9 42
RX PA10 43
CTS PA11 44
RTS PA12 45
USART2
Default
Wire GPIO Pin
CTS PA0 14
RTS PA1 15
TX PA2 16
RX PA3 17
CK PA4 18
USART3
Default
Wire GPIO Pin
TX PB10 29
RX PB11 30
CK PB12 33
CTS PB13 34
RTS PB14 35
Lukas Kohler
4.7 (1 start bit, 8 data bits, 1 stop bit and 1 parity).
Figure 4.7: USART Serial Protocol
Remapped
Wire GPIO Pin
CK - -
TX PB6 58
RX PB7 59
CTS - -
RTS - -
Remapped only on LQFP100!
Wire GPIO Pin
CTS PD3 -
RTS PD4 -
TX PD5 -
RX PD6 -
CK PD7 -
Remapped
Wire GPIO Pin
TX PC10 51
RX PC11 52
CK PC12 53
CTS - -
RTS - -
2 Electrocardio
The Electrocardiogram
• Ecg: electrical ma
from the body surfa
• monitoring of heart
The Ecg signal can b
electrodes placed on the l
below.
Josef Goette
31