Jithesh Thulasidharan
Published

hWatch - A femtech based wearable IoT development platform

hWatch is a femtech based wearable IoT development platform for monitoring and supporting women to make their lives better and safer.

IntermediateFull instructions provided18 hours325
hWatch - A femtech based wearable IoT development platform

Things used in this project

Hardware components

ESP8266 ESP-12E
Espressif ESP8266 ESP-12E
×1
Silicon Labs Si7021-A20 I2C Temperature and hudmidity sensor
×1
MAX30102 High-Sensitivity Pulse Oximeter and Heart-Rate Sensor for Wearable Health
Maxim Integrated MAX30102 High-Sensitivity Pulse Oximeter and Heart-Rate Sensor for Wearable Health
×1
Silicon Labs CP2102 USB to UART Bridge
×1
TP4056 1A Standalone linear Li-Ion battery charger
×1
TTP223-BA6 Touch pad detector IC
×1
ON Semiconductor NCP1117ST33T3G 3.3V 1A LDO Voltage regulator
×1
1.8V 100mA Voltage regulator
×1
S8050 NPN Transistor
×2
ON Semiconductor BSS138 N Channel MOSFET
×2
1X4 Female Pin header (2.54 mm)
×1
Zener Diode BZT52C3V6S-7-F
×2
ON Semiconductor SS14 Schottky diode
×1
KEMET Electronics Corporation 0.1uf SMD Capacitor 0603
×5
4.7uF SMD Capacitor
×1
22pF SMD Capacitor 0603
×1
100uF SMD Capacitor 0805
×1
10uF SMD Capacitor 0603
×6
470 ohm SMD Resistor 0603
×1
1.2K ohm SMD Resistor 0603
×1
12K ohm SMD Resistor 0603
×6
2.2K ohm SMD Resistor 0603
×2
10K ohm SMD Resistor 0603
×2
4.7K ohm SMD Resistor 0603
×2
3.7V 300mAH Lipo Batter KP-401230
×1

Software apps and online services

Arduino IDE
Arduino IDE
Fusion 360
Autodesk Fusion 360
Autodesk Eagle

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
Solder Wire, Lead Free
Solder Wire, Lead Free
Solder Flux, Soldering
Solder Flux, Soldering

Story

Read more

Custom parts and enclosures

3D Model

This file contains the 3D Model of hWatch

Schematics

Schematics

This file contains hWatch Eagle Schematics

Board File

This is the Eagle Board File of hWatch

BOM

This file is the BOM (Bill Of Materials) of hWatch

hWatch-Eagle Library

This file contains Eagle Libraries for all the components used in hWatch

Credits

Jithesh Thulasidharan

Jithesh Thulasidharan

2 projects • 3 followers

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