• Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board
  • Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board

Dual Core 32-bit Dev Board 4MB Flash 512KB RAM 34 Pins IoT Board

No.MR-085 MR-085-NEW
This high-performance dual-core 32-bit development board is suitable for various application scenarios such as Internet of Things, smart home, wireless sensing, industrial control, and DIY projects for makers.
Data Interface::
MR-085 Micro USB
MR-085-NEW Type-C

Description

This high-performance dual-core 32-bit development board has a variable main frequency of 80/240 MHz. It is equipped with 512KB RAM and 4MB Flash storage. It operates at 3.3V logic level and is powered by 5V USB. It has 34 I/O pins and supports multiple communication interfaces such as SPI, I2C, I2S, CAN, and UART. It has built-in dual-mode wireless communication and is equipped with a PCB antenna. The size is 56×28×13mm. It is compatible with mainstream open-source development environments and is suitable for applications such as Internet of Things, smart home, wireless sensing, industrial control, and DIY for makers.

kernel parameter

Parameter Specification
USB Power Voltage 5 V
I/O Voltage 3.3 V
Operating Current min. 500 mA
Processor Dual Core 32-bit
Clock Frequency 80 MHz / 240 MHz
RAM 512 kB
External Flash 4 MB
I/O Pins 34
Communication Interfaces SPI, I2C, I2S, CAN, UART
Wireless Communication Dual Mode Wireless
Operating Frequency 2.4 GHz - 2.5 GHz
Antenna PCB On-board Antenna
Data Interface Micro USB / Type-C
Dimensions 56 x 28 x 13 mm













We focus on three core product categories to meet diverse market demands:

 

1、Passive Components: We offer a comprehensive range of resistors, capacitors, inductors, and connectors, backed by stable stock and competitive pricing to support your continuous production needs.

 

2、Integrated Circuits (ICs) & Microcontrollers: Our portfolio features high-performance chips, including the ESP32 series, MCUs, and logic ICs. All components are sourced from authorized distributors to ensure guaranteed quality and authenticity.

 

3、PCB & PCBA Solutions: We provide complete supply chain support for printed circuit boards, ranging from prototype fabrication to mass production assembly, serving the IoT, consumer electronics, and industrial sectors.

 

4、Quality & Service Commitment
At Muren Technology, we prioritize authenticity and traceability. Every batch undergoes strict quality inspection with full lot traceability and customs declaration support. Whether you require samples, small-batch trials, or large-volume orders, our professional team ensures accurate delivery and long-term stable cooperation.

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