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Silicon Laboratories, Inc. EFM32GG940F1024

The Silicon Laboratories, Inc. EFM32GG940F1024 is an ARM Cortex-M3 CPU platform High Performance 32-bit processor running up to 48 MHz Memory Protection Unit Wake-up Interrupt Controller Flexible Energy Management System 1024/512 KB Flash 128/32 KB RAM Up to 90 GPIO pins Configurable Push-pull, Open-drain, pull-up/down, input filter, drive strength Configurable peripheral I/O locations 16 asynchronous external interrupts 12 Channel DMA Controller Alternate/primary descriptors with scatter-gather/ping-pong operation 12 Channel Peripheral Reflex System for autonomous inter-peripheral signaling External Bus Interface for up to 256 MB of external memory mapped space Universal Serial Bus (USB) with Host and OTG support Fully USB 2.0 compliant On-chip PHY and embedded 5V to 3.3V regulator Integrated LCD Controller for up to 8x36 segments Hardware AES with 128/256-bit keys in 54/75 cycles Communication interfaces 3x Universal Synchronous/Asynchronous Receiver/Transmitter 2x Universal Asynchronous Receiver/Transmitter 2× Low Energy UART 2× I2C Interface with SMBus support Timers/Counters 4x 16-bit Timer/Counter 16-bit Low Energy Timer 1x 24-bit and 1x 32-bit Real-Time Counter Watchdog Timer with dedicated RC oscillator Backup Power Domain RTC and retention registers in a seperate power domain Operation from backup battery when main power drains out Ultra low power precision analog peripherals 12-bit 1 Msamples/s Analog to Digital Converter 12-bit 500 ksamples/s Digital to Analog Converter Up to 3 Operational Amplifiers 2x Analog Comparator Supply Voltage Comparator Ultra low power sensor interface Wide range of sensors supported, including LC sensors and capacitive buttons Ultra efficient Power-on Reset and Brown-Out Detector Debug Interface 2-pin Serial Wire Debug interface - 1-pin Serial Wire Viewer Embedded Trace Module v3.5 (ETM).

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Development Tools
Compiler, Assembler, Linker, Debugger
JTAG Debuggers
Data Sheets
3,691,969 bytes
Generic User Guide
1,364,135 bytes
Reference Manual
13,790,865 bytes
Technical Reference Manual
2,467,498 bytes

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Header Files
FLASH Utilities
Real-Time OS
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.

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