Application Scenario

 Smart Home Appliances

Detailed Parameters

  • Input Voltage: 2.7V ~ 3.3V

  • Processor: Dual-core CPU with ARM v8-M architecture.

  •                 Performance core KM4:Cortex-M33 with main frequency up to 200MHz.

  •                  Energy Efficiency Core KM0:Cortex-M23 with main frequency up to 20MHz.

  •                  Deep Sleep、Deep Standby and Sleep mode.

  •                  SWD/JTAG simulation debugging interface.

  •  Memory:

  •                  512K bytes SRAM for KM4 core
  •                  64K bytes SRAM for KM0 core
  •                  XIP flash memory from 2M to 8M bytes
  •                   Selection of Large Capacity PSRAM Storage
  • Wi-Fi:

  •                   IEEE 802.11 b/g/n 1T1R 2.4GHz Single frequency
  •                   802.11 a/b/g/n 1T1R 2.4/5GHz dual frequency.
  •                   Processing Wi-Fi messages using independent Microcontrollers.
  •                  Support low power TX/RX mode in short distance applications.
  •                  Support narrow-band mode: 10MHz bandwidth.
  •                  Support Antenna diversity.
  •                  Support IEEE Power Save Model
  • BT 5.0 Low Energy:
  •                  Comply with Low Power Bluetooth 5.0 Standard.
  •                  Support high power mode (10dbm).
  •                  Wi-Fi and BLE time division multiplexing and share the same PA and antenna.
  •                  Support Bluetooth Master-Slave Mode and BLE Mesh
  • Peripherals
  •                  16 x GPIO (6 x Wakeup Pins, 3 x ADC channel)
  •                  1 x SPI、1 x I2C、8 x PWM、5 x Timer
  •                  2 x UART,Supporting Hardware Flow Control.
  •                  1 x USI,can be set as UART、SPI or I2C
  •                  Infrared Transceiver
  •                 DMIC Digital Microphone Interface
  •                 SGPIO Single Line Communication
  •                 4x2/3x3 Matrix Keyboard
  •                 USB Host/Device
  • Operating Temperature

  •                  -30℃ to +85℃

  • Antenna Type

  •                  On-Board PCB Antenna,or IPEX Connector

  • Applications and Functions:
  •                    Support AliOS Operating System and MXOS Development Platform
  •                    Provide access to major cloud platforms and Bluetooth Mesh networking protocol stack
  •                    Bluetooth/Wi-Fi Gateway Device for Internet of Things Applications
  • Interfaces and Dimensions:
  •                   Maintain pin compatibility with similar packaging modules
  •                   EMC3280:18mm x 33mm, stamp hole or pin
  •                   Support external antenna or board antenna
  • Safety:
  •                   ARM Trust Zone-M Technology.
  •                   AES/SHA Hardware Accelerator, Random Number Generator
  •                   Security boot Safe Start
  •                   Anti-reading mechanism: JTAG interface protection, flash encryption technology.

Hardware Architecture:


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EMC328x series modules are mainly used in high performance modules of Wi-Fi/BLE gateway applications in the Internet of Things. It has a dual-core microcontroller with ultra-high integration, supports 2.4 GHz Wi-Fi and BLE 5.0 wireless communication technology, and contains large capacity Flash, RAM to meet the data transmission, storage and protocol of various Internet of Things gateway.