RISC 32-bit CPU
DC-160MHz operation
Support DSP instructions
64Vectored interrupts
4 Levels interrupt priority
Flexible I/O
12 GPIO pins
All GPIO pins can be programmable as input or output individually
All GPIO pins are internal pull-up/pull-down selectable individually
CMOS/TTL level Schmitt triggered input
External wake up/interrupt on all GPIOs
Peripheral Feature
One full speed USB 2.0 OTG controller
One audio interface supports IIS, left adjusted, right adjusted and DSP mode
Four multi-function 16-bit timers, support capture and PWM mode
Three 16-bit PWM generator for motor driving
One 16-bit active parallel port
One full-duplex basic UART
Two full-duplex advanced UART
One SPI interface supports host and device mode
Two SD Card Host controller
One IIC interface supports host and device mode
One Quadrate decoder
Watchdog
1 Crystal Oscillator
16-bit Mono DAC with headphone amplifier, SNR >= 95dB
1 channel ADC , SNR >= 90dB
1 channel MIC amplifier
2 channels Stereo analog MUX
9 channels 10-bit ADC
2 channels 8 levels Low Voltage Detector
Power-on reset
Embedded PMU support low power mode
Bluetooth Feature
CMOS single-chip fully-integrated radio and baseband
Compliant with Bluetooth V5.0+BR+EDR+BLE specification
Bluetooth Piconet and Scatternet support

RISC 32-bit CPU
DC-160MHz operation
Support DSP instructions
64Vectored interrupts
4 Levels interrupt priority
Flexible I/O
12 GPIO pins
All GPIO pins can be programmable as input or output individually
All GPIO pins are internal pull-up/pull-down selectable individually
CMOS/TTL level Schmitt triggered input
External wake up/interrupt on all GPIOs
Peripheral Feature
One full speed USB 2.0 OTG controller
One audio interface supports IIS, left adjusted, right adjusted and DSP mode
Four multi-function 16-bit timers, support capture and PWM mode
Three 16-bit PWM generator for motor driving
One 16-bit active parallel port
One full-duplex basic UART
Two full-duplex advanced UART
One SPI interface supports host and device mode
Two SD Card Host controller
One IIC interface supports host and device mode
One Quadrate decoder
Watchdog
1 Crystal Oscillator
16-bit Mono DAC with headphone amplifier, SNR >= 95dB
1 channel ADC , SNR >= 90dB
1 channel MIC amplifier
2 channels Stereo analog MUX
9 channels 10-bit ADC
2 channels 8 levels Low Voltage Detector
Power-on reset
Embedded PMU support low power mode
Bluetooth Feature
CMOS single-chip fully-integrated radio and baseband
Compliant with Bluetooth V5.0+BR+EDR+BLE specification
Bluetooth Piconet and Scatternet support