JH-Micro Technology

Autochips AC7801x Demo

Company Profile

JH-Micro Technology has become AutoChips' top MCU distributor with 20M+ chips delivered since 2019 , specializing in automotive-grade China-developed alternatives.
Solution Highlights
Complete domestic chipset for body control modules
Built on AutoChips AC7801x MCU platform
Verified through mass-production projects
Advantage
Bridging chipmakers, Tier 1 suppliers and OEMs with proven China-developed solutions for automotive electronics localization.

AutoChips AC7801x All-Domestic Demo Board

Background
Developed to meet OEMs' localization requirements, this demo enables Tier 1/2 suppliers to achieve full-BOM cost reduction with pre-validated China-developed chipset solutions (CAN/LIN transceivers, DC-DC, LDO, TVS etc.), enhancing supply chain resilience.

AC7801x全国产Demo实物图

AC7801x全国产Demo顶视图

Key Features
Power: +12V/+5V input
Interfaces:
1x CAN, 1x SWLIN (UART0)
2x UART (debug), 2x I2C, 2x SPI
Debug: JTAG/SWD, 3x trap pins
Peripherals:
3x LEDs, 2x GPIO keys
Adjustable ADC resistor
Development Support
IDE: Keil MDK5.26, IAR
Libraries: Driver APIs, motor control algorithms, MCAL
Programmers: ULINK2/Pro, J-LINK, ATC-LINK, ISPTool

关键器件列表：

开发工具链与调试支持：

软件开发环境主要支持Keil，MDK5.26，IAR
函数库及例程提供驱动接口函数库、应用例程、电机算法、MCAL
支持 ULINK2, ULINK Pro 或 J-LINK 以及 ATC-LINK
程序可使用调试工具进行烧录，也可使用 ISPTool 进行烧录

AutoChips AC7801x MCU Introduction

Launched in 2020 as an upgrade to the AC781x series (China's 1st 32-bit automotive MCU in 2018), the Cortex-M0+ based AC7801x is AEC-Q100 certified and ISO 26262 ASIL-B compliant.

Key Applications
Automotive: Sunroof/window control, seats, ETC, LED lighting, rain sensors, parking radar
Motor Control: Water/oil pumps, industrial fans

AC7801x Key Specifications

Core: ARM Cortex-M0+ @48/72MHz
Memory: 128KB Flash, 20KB RAM
Voltage: 2.7-5.5V with robust EMC/ESD performance
Packages: Mass-produced in LQFP48 & QFN32

AC7801x参数规格框图

AC7801x Key Advantages

Performance
ARM Cortex-M0 core @48MHz
128KB Flash, 20KB RAM
Robust Operation
-40°C to +125°C range
2.7-5.5V wide voltage input
Connectivity
CAN-FD (backward compatible)
2x LIN interfaces
Packaging
32/48-pin options (QFN/LQFP)
Safety Certified
AEC-Q100 Grade 1
ISO 26262 ASIL C capable
Cost Advantage
Competitive pricing for 8/16-bit MCU replacement in body control applications.

Conclusion

As China-developed MCUs gain market traction,our upgraded demo board demonstrates technical capabilities with AutoChips' platform, enabling chipmakers to focus on core R&D while we enhance localized support.

Upcoming:
Full domestic demos for AC781x/AC7840x
Body control reference designs
For details, follow our official account or contact regional sales.