EFM32 User Reference Manual Guide

●The EFM32TG210F32-QFN32 is an ARM Cortex-M3 based 32-bit Microcontroller with speeds up to 32MHz and is part of the Tiny Gecko family of energy friendly devices. Built on top of a low-power platform that includes innovative low energy techniques, fast wake-up times and energy saving modes the device is ideal for energy sensitive applications. In addition, this device includes 32kB flash, 4kB RAM, 24 digital I/Os, 2 x 16-bit timers and multiple communication interfaces.

● High performance 32-bit processor at up to 32MHz

● Wake-up interrupt controller

● Flexible energy management system

● 8-channel DMA controller

● 8-channel Peripheral reflex system (PRS) for autonomous inter-peripheral signalling

● Hardware AES with 128/256-bit keys in 54/75 cycles

● 16-bit Low energy timer

● 24-bit Real-time counter

● 16-bit Pulse counter

● Watchdog timer with dedicated RC oscillator at 50nA

● 2 x Universal synchronous/asynchronous receiver/transmitter

● UART/SPI/SmartCard (ISO 7816)/IrDA/I²S

● Triple buffered full/half-duplex operation

● Low energy UART

● I²C Interface with SMBus support

● Ultralow power precision analog peripherals

● Low energy sensor interface (LESENSE)

● Ultra efficient power-on reset and brown-out detector

● 2-pin Serial wire debug interface

● 1-pin Serial wire viewer