Wearable Devices

Wearable is so HOT!

Intelligence

2

17/05/2014Presentation Title

Value-added service

STM32

Core Value 3

17/05/2014Presentation Title

Data Information

Echo-system is KING 4

17/05/2014Presentation Title

Solution Provider

Manufacturer Service Provider

HW

SW

Market Opportunity in Wearable Devices

Industrial Military

Fitness and WellnessHealthcare and medical

Infotainment

0%

100%

200%

250%

150%

50%

Source: IMS Research, Juniper Research

IMS ResearchWorld market for Wearable Technology – Revenues by Application

Activity monitors account for about 65% growth in

this market in 2016

Activity monitors account for about 65% growth in

this market in 2016

Activity monitors account for about 65% growth in

this market in 2016

Activity monitors account for about 65% growth in

this market in 2016

Smart Watches to drive volume growth

Smart Watches to drive volume growth

CAGR ‘11 – ‘16 (%)

Up to 210 Million Wearable shipments in

2018

Overview 6

Smart BandSimpleSport Watch

AdvancedSmart Watch

Feature Healthcare Tracer• Pedometer• Sleep monitor• Vibration alarm

• Bluetooth• Sync. w/ Smart

Phone• Health tracer

Besides simple type• Real-time

communication• Advanced Display

Products on the MKT

MCU Used STM32L1STM32F401

STM32F205STM32F401

STM32F429

STM32 today – platform effect 8

Flash size (bytes)

Select your fit product inside a wide, compatible portfolio

2 M

16 K

20 216

1 M

36 144

32 K

512 K

768 K

384 K

256 K

128 K

64 K

4864

100322849

Pin count (pins)

176 20863 132

Mainstream

High-performance

Ultra-low-power

Block Diagram – Smart Wristband 10

SPI, USART, I²C

STM32F0STM32LxSTM8L

USB

Bluetooth

G-Sensor

ADC, GPIO

LIS3DHLIS3DSH

BlueNRG

USB充电充电充电充电数数数数据传输据传输据传输据传输

STNS01STC4054STBC08

Battery

Linear

LDOSTLQ015

11

SPI, USART, I²C

USB

USB充电充电充电充电数数数数据传输据传输据传输据传输

Bluetooth

Gyro

G-sensor

ADC/GPIO

SPI/FSMC

E-ink

Mirasol

Sharp Memory LCD

BlueNRG

LIS3DHLIS3DSH

Balun STNS01STC4054STBC08

STM32F4x1STM32L151

Battery

LDOSTLQ015

Linear

Block Diagram – Sport Watch

12

SPI, USART, I²C

TFT控制器

USB

SAI/I²S

GPS

Sensor

Serial Flash

OLED

Transreflective LCDMicrophone

Bluetooth

Gyro

G-sensor

MP3

ADC/GPIO

LIS3DHLIS3DSH

BlueNRGBalun

STM32F4x9

USB充电充电充电充电数数数数据传输据传输据传输据传输

STNS01STC4054STBC08

Battery

Linear

LDOSTLQ015

Block Diagram – Smart Watch

13

260µA/MHz@ 180MHz

<1µA

2.2µA3.1µA

Running Mode STOP ModeW/RTC

Standby ModeW/O RTC

VbatteryW/O RTC

测试条件测试条件测试条件测试条件: VDD = 3.3V 室温室温室温室温

Power Consumption

218µA/MHz@ 32MHz

162µA/MHz@ 4MHz

137µA/MHz@ 84MHz= 11.5mA

9µAWake up time:118µs

100µAWake up time: 17µs

<1µA

0.9µA0.36µA

2.2µA3.1µA

STM32L1

STM32F401

STM32F429

STM32L0

139µA/MHz@ 32MHz

87µA/MHz@ 4MHz 1.2µA

Wake up time:8µs

0.8µAWake up time:5µs

0.65µA0.25µA

High integration for wearable productsSTM32 smallest package sizes

14

Cortex-M4, 90DMIPS11 to 16 mm²

Cortex-M3, 33DMIPS13mm2

Cortex-M3, 61DMIPSFrom 9mm 2

Cortex-M4, 210DMIPS17mm²

Cortex-M4, 105DMIPS9mm²

Cortex-M0+, 26DMIPS7mm2

15

• STM8L/STM32LxStrength: Low power, small packageTarget: Smart band

• STM32F4x1Strength: Right balance for power and performance, small packageTarget: Sport Watch

• STM32F429Strength: TFT LCD controller, small packageTarget: Smart Watch

Summary

Pedestrian Monitoring

Activity Monitoring

STM32 – Sensor hub solution

Dead Reckoning

Energy Expenditure

Augmented Sensors

Auto Calibration

3DOrientation

Elevation

Proper Acceleration

3DCompass

Mobile Gesture

Face Up/Down

Free fall

Single/Double tap

Directional Shake

Floor detectStairs/Elevator/

Escalator

Step CadencyDistance

HeadingOrientation-direction

RunningCadency/Speed

WalkingCadency/Speed

At RestStanding/Sitting/Lying

Context Awareness

WalkingAt Rest

Running

In Transport

TrainPlane

Lift

IndoorOutdoor

Env

ironm

ent

On/Off Body

Position on body

BusCar

Use

rP

hone

Medical

Heartbeat

Oxymeter

Sleep Monitor

Light/Deep Sleep

Smart Wakeup

Sensor Fusion

BAND

WATCH

PHONELight screen after raising hand

Indoornavigation

Contextawareness

Gesturerecognition

17

STM32 Sensor hub solution STM32F4x1 offerRunning motion processing out of the application processor in a power efficient STM32 MCU

• Allows real time computing

• Dramatically improve battery life

• Enable new application use cases

• Professional firmware from 3 Partners

ApplicationProcessor

STM32F4x1I²C (1Mb/s)

SPI (42Mb/s)12-Bit ADC

G sensor

Gyroscope

Compass

Pressure

Ambient Light

Proximity

Micro

I²C (1Mb/s)SPI (42Mb/s)USB OTG FS

1.8 V 1.8 V

Sensor Hub & Motionco-processor MCU

Sensors

Sensor fusion

Mainprocessor

Smart Wristband Solution

Front View

Back View

STM32LBlueNRG

LIS3DH

Mic

roU

SB

16MHz

ST

C40

54

STLQ015

GND

VBAT

SchematicPCB，，，，

Source codeProvided!

Thank you!

www.st.com/stm32

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