Allwinner F133 Automotive Audio Module pcb

The Allwinner F133 is an advanced application processor designed specifically for video decoding platforms. It integrates a 64-bit processor and RISC CPU instruction architecture to provide the most efficient computational power. the F133 supports full-format decoding of H.265, H.264, MPEG-1/2/4, JPEG, VC1, etc. A separate hardware encoder is available for JPEG or MJPEG encoding. A separate hardware encoder is available for JPEG or MJPEG encoding. The integrated multi-ADC/DAC and I2S/PCM/DMIC/OWA audio interfaces work seamlessly with the CPU to accelerate multimedia algorithms and provide a perfect solution for voice interaction.The F133 supports a rich variety of display output interfaces to meet the requirements of differentiated markets for on-screen displays.The F133 can be used in network video cameras, advertisement machines, digital photo frames, in-car MP5s, and so on.

Main Functions

1.CPU Architecture
RISC CPU: Provides efficient computing power with integrated 32 KB instruction cache and 32 KB data cache.
High performance and low power consumption: CPUs with RISC architecture not only provide powerful computing capabilities, but also excel in power consumption, making them suitable for embedded devices that require long working hours.

2. Memory Subsystem
Boot ROM (BROM): Supports booting from sd card, eMMC, SPI NOR Flash and SPI NAND Flash, and supports forced upgrade via USB and SD card.
SDRAM: Embedded with 64 MB DDR2, clocked at up to 533 MHz. this high-frequency memory configuration ensures that the system can still run smoothly under high loads.
Triple SD/MMC Host Controller (SMHC): Supports SD3.0, SDIO3.0 and eMMC5.0 protocols, providing faster data transfer speeds and higher storage capacity.

3.Video Engine
Video Decoding: Supports H.265, H.264, H.263, MPEG-1/2/4, JPEG, Xvid, and Sorenson Spark formats up to 1080p@60fps. This allows the F133-A to handle a wide range of video formats to meet the needs of different application scenarios.
Video encoding: supports JPEG/MJPEG encoding up to 1080p@60fps, providing the possibility of real-time video processing and storage.

4. Video and Graphics Processing
Display Engine (DE): Output sizes up to 2048×2048 with support for multi-layer overlay and independent scaling provide a superior display experience. This feature ensures that images and video remain high quality in complex display scenarios.
De-Interlacer (DI): Supports a wide range of YUV formats up to 1080p@60Hz YUV420, which is capable of efficiently processing interlaced video signals.
Graphics 2D Accelerator (G2D): Supports a variety of video formats and image processing functions such as rotation, blending, and LBC decompression, providing powerful support for graphics processing.

5. Video Output
RGB and LVDS interfaces: Supports multiple interfaces and resolutions up to 1920×1080@60fps for HD displays.
MIPI DSI: Supports 4-channel MIPI DSI up to 1920×1200@60fps, providing high bandwidth video output.
CVBS Output: Supports NTSC and PAL formats, suitable for traditional analog video output.

6.Video Input
Parallel CSI interface: supports 8-bit digital camera interface with a maximum pixel clock of 148.5 MHz, capable of connecting high-resolution cameras.
CVBS input: supports 2-channel CVBS input and 1-channel CVBS decoding, suitable for multi-channel video signal input.

7. Audio Subsystem
Audio Codec: Supports dual-channel DAC and three-channel ADC, stereo headphone output and multiple audio inputs. Whether it is audio playback or recording, F133-A can provide high quality audio processing.
I2S/PCM Interface: Supports a variety of audio bus specifications and data formats, suitable for connecting external audio devices.
DMIC: Supports up to 8 digital PDM microphones, suitable for multi-microphone array applications.
Single Wire Audio (OWA): Supports S/PDIF interface and multiple data formats, providing high quality digital audio output.

8. Security System
Cryptographic Engine (CE): supports symmetric and asymmetric encryption algorithms, multiple hash algorithms and hardware random number generation. Provides a guarantee for the safe transmission and storage of data.
Secure ID (SID): Supports 2 Kbits eFuse storage and key loading and reading to ensure the uniqueness and security of the device.
Secure Memory Control (SMC) and Secure Peripheral Control (SPC): Ensures that only secure CPUs can access these resources, further enhancing system security.

9. External Peripherals
USB: Supports USB 2.0 DRD and HOST functions for connecting a wide range of USB devices.
Ethernet (EMAC): Supports 10/100/1000 Mbps Ethernet port, suitable for high-speed network connection.
UART: Up to 6-channel UART controller, supports multiple operating modes and DMA interface, widely used for serial communication.
SPI and SPI_DBI: Up to 2-way SPI controllers, supporting multiple modes, suitable for high-speed data transmission.
TWI: up to 4-way TWI controller, compliant with I2C bus standard, widely used for sensor connection.
CIR: Supports infrared receiving and transmitting, suitable for remote control applications.
PWM: Supports 8 independent PWM channels and multiple output modes for LED control and motor drive.
GPADC and TPADC: Supports multi-channel ADC with a maximum sampling frequency of 1 MHz, suitable for analog signal acquisition.
LEDC: Used to control external smart LEDs, supports multiple configuration modes.
CAN: Supports CAN 2.0A and 2.0B protocols, suitable for industrial control and automotive electronics applications.