Silicon Laboratories, Inc. EM357

The Silicon Laboratories, Inc. EM357 is an ARM Cortex-M3 based microcontroller with, 192 KByte ISP Flash, 4KByte ISP Flash for customer information, 12 KByte RAM, 12 MHz, IEEE 802.15.4 RF radio transceiver, EmberZNet PRO network protocol stack for ZigBee PRO, 6 DMA channels, AES 128 hardware encryption engine with true random number generator, 24 GPIOs, 2 serial controllers (SPI, TWI, UART), 2 general purpose timers, 6 channel 12-Bit ADC unit, Nested Vectored Interrupt Controller (NVIC) with 28 Interrupt sources, integrated voltage generator, and on-chip trace and debug unit.