MCE-LR83 Loongson 3A5000+7A2000 COM Express Type 6 Core Board Module

1 Product Introduction

1.1 Product Overview

The MCE-LR83 project is a fully domestically controlled COM-Express module that complies with the PICMG COM.0R2.1 standard, with pin definitions compatible with COM Express Type 6. The module processor uses the Loongson LS3A5000 quad-core processor, with a maximum frequency of 2.5GHz (standard 2.3GHz), compatible with the Loongson LS3A4000 processor, and is equipped with the Loongson self-developed bridge chip 7A2000, integrating 3D GPU display functionality. The inter-chip communication uses the HT3.0 high-speed bus, with 8GB DDR4 memory and 64GB SSD onboard.

This motherboard provides rich interface resources, including commonly used interfaces such as PCIe, SATA, USB, UART, DVI, VGA, etc. The module size is 95*95mm, adopting high shock resistance, full surface mount, and modular design, featuring high performance, high localization, high stability, and high reliability, suitable for wide applications in government, scientific research, medical, electric power, communications, transportation, and other fields.

1.2 Product Features

Wide voltage power supply: 8V~14V;

Fully domestic rate;

Onboard domestic Loongson 3A5000 processor, optional Loongson 3A4000 processor;

Onboard 8GB memory, dual-channel design;

Rich interface resources, wide applicability;

Onboard integrated 7A2000 display;

1.3 Product Specifications

1.4 Logic Block Diagram

2 Product Structure

2.2 Appearance View

Front View of the Product

Back View of the Product

2.2 Mechanical Dimension Diagram

Dimension diagram (95mm×95mm), reference as follows, specific dimensions are subject to DXF files:

Front View of the Product Dimensions

Back View of the Product Dimensions

4 Ordering Information

4.1 Ordering Information