Microcontroller (High-Performance AIoT MCU)

• ARM® Cortex®-M4 with FPU
• Level-1 Cache
• RTC timer up to One year
• Two 64b, Four 32b general purpose timers
• Eight DMA channels
• Dynamic Frequency from 1MHz to 192MHz
• Serial-Wire-Debug development support
• XIP QSPI Flash support
• Performance CoreMark 641.07@192 MHz

Memory

• 392KB SRAM
• 256KB ROM
• 2Kb eFuse
• Embedded 8/16/32Mb Flash (Optional)
• Embedded 32Mb pSRAM (Optional)

Security (Complete Security features)

• Secure boot
• Secure debug
• XIP QSPI On-The-Fly AES Decryption (OTFAD)
• Support sensitive SW isolation
• AES 128/192/256
• MD5, SHA-1/224/256/384/512
• TRNG (True Random Number Generator)

Power Modes

• Off
• Hibernate
• Power-Down-Sleep
• Idle
• Active

AI & Multimedia (Highly-integrated AIoT Video/Audio)

• AI Co-processor
• Audio Codec
• Video Codec (BL563)
• Camera Interface (BL563)

Peripherals

• SDIO 3.0 master (SD-Card)
• SDIO 2.0 slave (AP-Host)
• SPI master/slave
• Three UART
• Two I2C master/slave
• I2S master/slave
• PDM (Pulse Density Modulation)
• Six PWM channels
• 12-bit general ADC
• 10-bit general DAC
• General Analog Comparators
• PIR (Passive Infra-Red) detection
• Flexible 25 GPIOs (BL561) / 41 GPIOs (BL563)

Clock

• Support XTAL 24/26/32/38.4/40/52MHz
• Support XTAL 32/32.768KHz
• Internal RC 32KHz oscillator
• Internal RC 32MHz oscillator
• Internal System PLL
• Internal Audio PLL

Package Type

• 40 pin QFN (BL561)
• 56 pin QFN (BL563)