Sharing of finger clip oximeter control and OTA upgrade application solutions based on Smart MM32W0 series MCU

The content covered is as follows:
The application plan of oximeter introduces
the application of OTA upgrade technology in oximeter.

MM32W series MCU product introduction

Program features

One-click measurement of
OLED color screen
Bluetooth transmission
automatic shutdown

solution specifications

The MM32W0 series MCU with Bluetooth communication function supports 48MHz and supports multiple low-power wake-up modes.
Complies with the SIG low-power Bluetooth specification Bluetooth 5.0
measurement range:
- Blood oxygen 70% ~ 99%
- Pulse 30 beats/min ~ 235 beats/min

Resolution:

- Blood oxygen 1%
- Pulse 1 beat/min
Measurement accuracy:
- Blood oxygen ±2%
- Pulse 30 beats/min~99 beats/min ±2 times/min
100 beats/min~235/min ±2%
measurement time :
-8sec

Automatic shutdown time:
- Automatic shutdown in 8 seconds without measurement
Backlight mode:
- OLED 10-level backlight (user can customize the selection)
Battery (2*AAA) Battery life: 30 hours
Mobile APP synchronizes monitoring of
OTA upgrades
Personalized training

• Chapter 1：Finger clip oximeter (1 hours and 22 minutes and 39 seconds)