User's Guide

Wearable EVK User Guide
AN-21011301-E1
20
Ver.1.0.0
Figure 1-7 Heart rate pin layout
Pin definition is shown as the Table1-5 and table1-6:
Table 1-6
J4 heart rate connector
Pin No
Pin Name
Pin Description
1
NA
Ground
2
NA
IRQ output
3
NA
NC
4
NA
3.3V supply
5
NA
I2C_SDA
6
NA
I2C_SCL