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Full design solution of smart glass for manufacturing - calling engineers designers and developers

This project received 2 bids from talented freelancers with an average bid price of $2149 USD.

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Employer working
Project Budget
$1500 - $3000 USD
Total Bids
2
Project Description

I. STRUCTURE

The basis, it is like a combination of MP3 Player + Voice Input + Wireless (Bluetooth)

II. HARDWARE ARCHITECTURE

POWER

Battery->Hard Wire/SMT->USB Charging Circuit->Power IC->Vcc

MCU

Microchip PIC 8 bit at least/CCS Compiler OR;

ARM 8 bit at least/MDK-ARM Compiler OR;

MCS-51 8 bit at least/Keil C51 Compiler;

AUDIO DSP

TBD

Note: I2S in most of the case

INPUT/TRANSDUCER/SENSOR

3D Motion Sensor->UART/spi/i2c->MCU

Microphone->Hard Wire->AUDIO DSP

OUTPUT/ACTUATOR/WIRELESS

AUDIO DSP->Hard Wire->Bone Conduction Speaker

MCU->UART/spi/i2c->Bluetooth

MISC

Bicolor LED, Blue and Red

III. PROGRAM OUTLINE

They are 3 main things:-

1. The Air Gesture Pattern to trigger a control to the smartphone

1.1 Preset:-

-Swing Forward next song/Swing Back previous song

-Tap to play/stop a song also to answer a call

-Hold to Siri or google assistant

(Tell me if we need to install background script on iPhone/Android)

-Secondary On/Off, Air Gesture Mode On/Off, Volume

1.2 Pattern Memory:-

User Air Gesture Pattern is to be captured by smartphone camera, and update

to the device via app

1.3 Device On/Off through open/close the glass frame legs

2. Wireless Bluetooth to any Smartphone

To design the data frame/buffer/data stream for the air gesture pattern and other

necessary information

The Bluetooth Chip is assigned by customer to be the CSR BT Chip, if you have

better suggestion, please let us know.

Please check if the CSR is low power model-Yes, it has BLE

3. LED Status

-Blue Flashing when connecting; consistent illumination after connection

established

-Red flash when battery low

4 Size of the PCBA

12mm x4mm x55mm

Skills Required

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