Pinning; Electrocardio - STMicroelectronics STM32 Cortex-M3 Manual

4.15.3 Pinning

2 Electrocardiogram (Ecg) Signals
Both wires SCL and SDA are open collector outputs and require a pull-up resistor.
I C1
Wire GPIO Pin
SCL PB6 58
The Electrocardiogram (Ecg)
SDA PB7 59
SMBAI PB5 57
• Ecg: electrical manifestation of heart activity recorded
from the body surface
• monitoring of heart rate
The Ecg signal can be recorded fairly easily with surface
electrodes placed on the limbs and/or the chest, see pages
below.
Josef Goette
44
I C2
Wire
SCL
SDA
SMBAI
2
1 Intro
GPIO Pin
PB10 29
PB11 30
PB12 33
6–16
2009
STM32 Cortex-M3 Tutorial
4 Peripherals