RealMCU

Smart Watch

Smart watches are fashionable accessories that integrate cutting-edge technology. They have a exquisite appearance and can be connected to mobile phones to receive notifications. They can accurately monitor sports and health data, such as steps and heart rate. Adaptable to various life scenarios, they are your intimate companions, making life more intelligent and convenient.

System Structure

Architecture Diagram of Smart Watch

Realtek smart watch solution based on RTL8773E uses a single BT SoC as the main controller. It connects to peripherals via interfaces such as SPIC, I2C, SPI, GPIO, I8080, MIC, and DAC, and connects to phones via Bluetooth to create a highly integrated smart watch solution.
Realtek provides reference designs, SDK, and toolchains, characterized by high integration and ease of development.

Application Scenario

Real time monitoring during exercise

Running monitoring

Monitor step frequency, speed, heart rate, and other information during exercise to provide real-time feedback on exercise and health status.

Advantages of Solution

Powerful Graphics Processing Capability

A 2.5D hardware graphics engine that supports rendering, scaling, rotating, deforming, and other processing of graphics.

Powerful CPU Resources

CPU computing power and MCU memory provide sensor algorithms or external device control capabilities.

Powerful DSP Processing Capability

DSP computing power provides powerful speech and audio processing capabilities.

Rich Peripheral Interface

Supports interfaces such as GPIO/I2C/SPI/UART/ADC/DAC/MIC, and can be externally connected to a wide range of devices.

Integrating Multi Mode Bluetooth

Includes Bluetooth LE Bluetooth Legacy Audio、LE Audio， Implement product requirements with the latest technology.

Complete Development Kit

A fully functional SDK development package that includes complete product prototype engineering, mobile APP SDK, OTA tools, and production tools, reducing customer development work and accelerating project implementation.

Develop and implement my watch device

Choose a chip

Purchase development board

Registration application materials

Develop customized applications

Recommended Hardware

Choose the SoC that suits your design requirements

	RTL8773EWE	RTL8773EWE-VP	RTL8773EWE-VS
MCU	RM300F, 100MHz	RM300F, 100MHz	RM300F, 100MHz
DSP	HiFi mini, 200MHz	HiFi mini, 200MHz	HiFi mini, 200MHz
SRAM	800kByte	800kByte	800kByte
PSRAM	No	4MByte	8MByte
GPIO	38	38	38
AMIC	2	2	2
DAC	1	1	1
Package (mm)	QFN68, 7x7	QFN68, 7x7	QFN68, 7x7
Series	RTL8773E	RTL8773E	RTL8773E

If you are interested in the above products, please contact our REALTEK sales or ask our customer support team for more information.