88MW32X HomeKit SDK

Overview

The HomeKit SDK is built on top of the industry-leading EZ-Connect™ Software SDK and greatly simplifies the development of HomeKit accessories. Our latest WMSDKA is certified for Apple's HomeKit Specification and iCloud implementation. OEM customers using SDK save the cost of months of development and hosting effort.

Hardware Support

HomeKit implementation is available on all the EZ-Connect Wi-Fi^® Microcontroller platforms. This includes:

88MW32x:Integrated Single-Chip Cortex^®-M4F MCU with IEEE 802.11n (1x1) single-band (2.4GHz)Wi-Fi^®.

HomeKit Enabled Products

HomeKit enabled products include:

Cameras
Garage doors
Security
Doorbells
Bridges
Outlets
Thermostats
Windows
Fans
Locks

Features

Processor

32-bit Arm^® Cortex^®-M4F running at 200 MHz

Security

Secure boot
OTP
Encrypted signed firmware image support
Secure key store
Authentic OEM firmware
TLS support using mbedTLS / TLS certificate
Secure over the air (OTA) firmware updates and peer device authentication
WiFi provisioning
Secure cloud communications
JSON/HTTP APIs (with security)

Management I/O

3x I2S, 3x SPI master/slave, 3x I2C master/slave, 3x UART, 1x USB HS OTG 2.0, 1x QSPI, Up to 50 GPIOs, 2x wake-up pins

Memory

128 KB ROM, 512 KB RAM

Flash Controller

Supports QSPI Flash devices up to 16 MB
Memory-mapped access to QSPI Flash devices
32 KB SRAM Flash Cache for eXecute In Place (XIP) firmware

Analog

2-step ADC with integrated PGA and configurable resolution/speed
12-bit/2 MHz sample(s) for fast conversion
16-bit/16 kHz samples with voice quality
8 single channel or 4 differential channels
2-channel or 1 differential channel DAC, 10-bit/500 ksps
2 Analog Comparators with programmable speed/current
On-die/off -chip temperature sensing and battery monitor

WLAN Encryption

WEP 128-bit encryption w/ hardware TKIP (WPA)
AES-CCMP 802.11i security (WPA2), CRC
Enhanced AES engine performance
AES-Cipher based message authentication code (CMAC) 802.11w security standard

Package

88MW320 – 68-pin QFN, 8x8 mm (35 GPIOs, 2 GPTs)
8MW322 – 88-pin QFN, 10x10 mm (50 GPIOs, 4 GPTs)

Temperature

Extended: -30 to 85 °C , Industrial: -40 to 85 °C

Features

Processor

32-bit Arm^® Cortex^®-M4F running at 200 MHz

Security

Secure boot
OTP
Encrypted signed firmware image support
Secure key store
Authentic OEM firmware
TLS support using mbedTLS / TLS certificate
Secure over the air (OTA) firmware updates and peer device authentication
WiFi provisioning
Secure cloud communications
JSON/HTTP APIs (with security)

Management I/O

3x I2S, 3x SPI master/slave, 3x I2C master/slave, 3x UART, 1x USB HS OTG 2.0, 1x QSPI, Up to 50 GPIOs, 2x wake-up pins

Memory

128 KB ROM, 512 KB RAM

Flash Controller

Supports QSPI Flash devices up to 16 MB
Memory-mapped access to QSPI Flash devices
32 KB SRAM Flash Cache for eXecute In Place (XIP) firmware

Analog

2-step ADC with integrated PGA and configurable resolution/speed
12-bit/2 MHz sample(s) for fast conversion
16-bit/16 kHz samples with voice quality
8 single channel or 4 differential channels
2-channel or 1 differential channel DAC, 10-bit/500 ksps
2 Analog Comparators with programmable speed/current
On-die/off -chip temperature sensing and battery monitor

WLAN Encryption

WEP 128-bit encryption w/ hardware TKIP (WPA)
AES-CCMP 802.11i security (WPA2), CRC
Enhanced AES engine performance
AES-Cipher based message authentication code (CMAC) 802.11w security standard

Package

88MW320 – 68-pin QFN, 8x8 mm (35 GPIOs, 2 GPTs)
8MW322 – 88-pin QFN, 10x10 mm (50 GPIOs, 4 GPTs)

Temperature

Extended: -30 to 85 °C , Industrial: -40 to 85 °C

HomeKit Accessory Protocol SDK Block Diagram

HomeKit Accessory Protocol SDK Block Diagram

HomeKit Accessory Protocol SDK Block Diagram

HomeKit Accessory Protocol SDK Block Diagram

HomeKit Accessory Protocol SDK Block Diagram