Характеристики
1. Introduction
W806 chip is a secure IoT MCU chip. The chip integrates 32-bit CPU processor, built-in UART, GPIO, SPI, SDIO, I2C, I 2S, PSRAM, 7816, ADC, LCD, TouchSensor and other digital interfaces; supports TEE security engine, supports a variety of hardware encryption and decryption algorithms, built-in DSP, floating-point computing unit and security engine. Supports code security permissions settings. Built-in 1MB Flash memory, support firmware encryption storage, firmware signature, security debugging, security upgrade and many other security measures to ensure product security features. It is applicable to a wide range of IOT fields such as small home appliances, smart home, smart toys, industrial control, medical monitoring, etc.
2. Product Characteristics
◼ Chip appearance
✓ QFN56 package, 6mm x 6mm
◼ MCU features
✓ Integrated 32-bit XT804 processor operating at 240MHz with built-in DSP, floating point unit and security engine
✓ Built-in 1MB Flash, 288KB RAM
✓ Integrated PSRAM interface, supports up to 64MB external PSRAM memory
✓ Integrated 6-channel UART high-speed interface
✓ Integrated 4-way 16-bit ADC with maximum sampling rate of 1KHz
✓ Integrated 1 high-speed SPI interface (slave interface) supporting up to 50MHz
✓ Integrated 1 master/slave SPI interface
✓ Integrated 1 SDIO_HOST interface, supporting SDIO2.0, SDHC, MMC4.2
✓ Integrated 1 SDIO_DEVICE with SDIO2.0 support and maximum throughput rate of 200Mbps
✓ Integrated 1 I 2C controller
✓ Integrated GPIO controller, supporting up to 44 GPIOs
✓ Integrated 5-way PWM interface
✓ Integrated 1-way Duplex I2S controller
✓ Integrated LCD controller with 4x32 interfaces
✓ Integrated 1 7816 interface
✓ Integrated 15 Touch Sensors
◼ Security Features
✓ MCU built-in Tee security engine, code can distinguish between secure world/non-secure world
✓ Integrated SASC/TIPC, memory and internal modules/interfaces can be configured with security attributes to prevent non-secure code access
✓ Firmware signature mechanism enabled for secure boot/upgrade
✓ Firmware encryption capability for enhanced code security
✓ Firmware encryption keys distributed using asymmetric algorithms for enhanced key security
✓ Hardware encryption modules: RC4256, AES128, DES/3DES, SHA1/MD5, CRC32, 2048 RSA, real random number generator.
◼ Low power mode
✓ 3.3V single power supply
✓ Supports work, sleep, standby, and shutdown modes
✓ Standby power consumption less than 10uA
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3.Pin Definition
4.Chip structure
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