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Silicon Laboratories, Inc. EFM8UB20F32G-QFP48

The Silicon Laboratories, Inc. EFM8UB20F32G-QFP48 is a High-speed pipelined CIP-51 (8051) MCU, 32KBytes Flash, 256 Bytes Data RAM, 2048 Bytes XRAM. 40 Digital I/O lines, 1 10-bit ADC Unit with 32 Channels, 2 Low-current analog comparators with adjustable reference and 10 inputs, 6 x 16-bit general-purpose timers, 5-channel programmable counter array (PCA) 16-Bit supporting PWM, capture/compare and frequency output modes with watchdog timer function. 2 UART, 1 SPI, 1 SMBus / I2C, 1 High-Speed (3.4 Mbps) I2C-Slave bus, and External Memory Interface (EMIF). USB 2.0 compliant function controller (full speed 12Mbps or low speed 1.5Mbps) with 1024 bytes FIFO Ram. On-Chip: Low-dropout (LDO) regulator, 2 x Oscillators (80kHz, 48MHz), voltage supply monitor, 2 x Low-current analog comparators, Power-On reset circuit, brownout detector, and the non-intrusive Silicon Labs 2-Wire (C2) debug interface.

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Data Sheets
968,858 bytes
574,245 bytes
User Manual
2,658,453 bytes

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Header Files
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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