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Silicon Laboratories, Inc. EFM8BB31F64G-QFN24

The Silicon Laboratories, Inc. EFM8BB31F64G-QFN24 is a High-speed pipelined CIP-51 (8051) MCU, 64KBytes Flash (62.5KB for user code), 256 Bytes Data RAM, 4096 Bytes XRAM. 20 Digital I/O lines, 1 12-bit ADC Unit with 12 Channels (up to 400 ksps), 4 12-bit DACs (up to 200 ksps), 4 Configurable Logic Units 2 Low-current analog comparators with adjustable reference [up to 6 (CMP0) or 6 (CMP1) external positive\negative inputs], 6-Channel Programmable Counter Array (PWM, Clock Generation, Capture/Compare) 2 UARTs (up to 3 Mbaud), 1 SPI (Master/Slave up to 12 Mbps), 1 SMBus / I2C (up to 400 kbps), and 1 High-Speed (3.4 Mbps) I2C-Slave bus. 1 16-bit CRC unit, 6 16-bit general-purpose timers, 1 Watchdog timer, On-Chip: Low-dropout (LDO) regulator, 3 x Oscillators (80kHz, 24,5MHz 49MHz), Power-On reset circuit, brownout detector, and the non-intrusive Silicon Labs 2-Wire (C2) debug interface.

[Chip Vendor] [Distributors]

Simulated Features
Simulation for this device is provided by the default peripheral simulation driver.

Complete peripheral simulation is not available and is not planned to be implemented by ARM.

The following on-chip peripherals are not simulated.

  • Crossbar
  • External & On-Chip memory
  • Interrupts (Including External)
  • Port 0
  • Port 1
  • Port 2
  • Port 3
  • Power Saving Modes (Idle and Power Down)
  • Serial UART 0 (Enhanced Interface)
  • Timer 0
  • Timer 1
  • Timer 2
AGDI Drivers

The following AGDI Drivers are available for the Keil Software µVision Debugger.

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