CPU Clock Speed
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CPU Architecture
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CPU Features
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Bluetooth Version
音频5.0+BLE 4.2
Operating Frequency [Max] (MHz)
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Flash (kB)
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SRAM (kB)
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EEPROM (kB)
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Debugging
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Upgrade Type
Supports Over-the-Air upgrade (OTA)
crystal (optional)
32.768 kHz
External clock
32.768 kHz
Timers [Number, bits]
2 × 32-bit 16 MHz
Real-Time Clock
1 × 32.768 kHz
Watchdog timer
32.768 kHz
GPIO
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Pins
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Pitch
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Channels
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ADC [Number, bits]
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True Random Number Generator
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SPI
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DAC [Number, bits]
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SSI
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PWM [Number, bits]
4 × PWM
TWI
1 × TWI master and slave
USB
1 × USB Full-speed device
SPI
1 × high-speed SPI master
Quad SPI
1 × Quad SPI (w.XIP)
Human Machine Interface
有
Programmable channels
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Fixed channels
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Channel groups
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Supply Voltage [Min to Max] (V)
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On-chip VBUS
On-chip VBUS 3.3 V reg
Regulated supply for external components
Regulated supply for external components
Power fail
Power fail comparator and brownout
Crypto Accelerator
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Public Key Hardware Accelerator
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Accelerator
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Security
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Current
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Sensor Controller
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Standby
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Transceiver Compatible
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Receiver Sensitivity
-95 dBm (BLE 1 Mbps)
Output Power
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Frequency Regulation
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Protocols
Bluetooth Low Energy/ANT/2.4 GHz
bluetooth 5.1 support
Yes
Dimension
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DSP RAM
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DSP Clock Speed
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DSP Clock Speed
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Voice Services
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General
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