Smart Interactive Lighting System: G32A1445 Automotive Music Rhythm Ambient Lights Solution

May 09, 2024 Automotive

Smart automotive technology is revolutionizing car lighting, making it a crucial part of car design that affects how drivers and vehicles interact. What used to be just a basic lighting tool has become a sophisticated safety feature with different functions for different driving situations. Modern smart cars have advanced lighting systems such as headlights, interior ambient lights, and taillights, improving safety, lighting quality, driver comfort, directional guidance, and the overall driving experience.

 

LED technology has greatly improved automotive lighting systems, relying on cost-effective, adaptable, secure, and scalable automotive-grade chips. The G32A1445 MCU from Geehy is designed for automotive applications, catering to body control, entertainment, power, and safety systems. It meets various automotive needs, enhancing the performance and efficiency of intelligent car lighting setups.

 

Key Features of the G32A1445 Automotive General-Purpose MCU

- Arm® Cortex®-M4F core at 112MHz

- Certified AEC-Q100 Grade 1 and ISO 26262 ASIL-B

- 512KB Flash, 64KB SRAM, 4KB CFGRAM for SRAM or EEPROM, Flash/SRAM with ECC

- Analog peripherals: 12-bit ADC×2, COMP×1, PDU×2

- Communication peripherals: LPI2C×1, LPUART×3, LPSP×3, CAN×3 (CAN-FD supported)

- Security features: CSEc encryption, MPU system memory protection, Secure Boot, built-in CRC/WDT/EWDT modules

- Wide temperature range from -40℃ to 125℃, ensuring stable operation in complex automotive environments

- Chip package: LQFP64, LQFP100

 

G32A1445 Automotive Music Rhythm Ambient Lights Solution

Automotive music rhythm ambient lights adjust brightness and theme colors based on music changes, creating an immersive audiovisual experience while driving. These lights are becoming common in many vehicle models, from high-end to low-end, due to increasing consumer interest and improved functionalities.

Geehy provides adaptable automotive-grade chips and solutions to meet current needs. Teaming up with HXW Electronics, an automotive solutions expert, Geehy introduces the affordable G32A1445 automotive music rhythm ambient lights solution. This solution not only meets low-power requirements but also accelerates customer product development for these ambient lights.



This solution uses audio data from the acquisition end, processes it rapidly via G32A1445, precisely manages audio frequency, and vividly connects audio with lighting effects. It employs standard vehicle CAN communication for data transmission, synchronizing multiple LED routes for simultaneous operation.


G32A1445 Automotive Music Rhythm Ambient Lights Solution Block Diagram

 

Features of the G32A1445 Automotive Music Rhythm Ambient Lights Solution

- Single CAN and LIN communication

- Two UART communications and CAN physical layers for controlling two light board buses

- Enables CAN audio signal processing and microphone input functions

- Supports dual LED light boards for music synchronization

- Enhanced EMI performance power supply

- Supports soft start, EN control, PG output low Iq power supply

- Easy compatibility and code reusability for rapid iteration

- Provides development tools, mass production software (program code), demo boards, technical manuals, SDKs, etc., for efficient project design and development.

 

The G32A1445 MCU provides developers with versatile peripherals for integrating with body control modules or independently controlling audio-triggered light effects. Its three CAN communication interfaces, compatible with CANFD, greatly enhance EMC performance and meet product development standards.

 

Geehy focuses on delivering advanced smart chip solutions for complex automotive electronic applications. Through innovative design and feature expansion, we address functional needs effectively. Additionally, we collaborate with partners to customize chips, helping customers overcome project development challenges.


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