* ARM Cortex-M3 CPU platform * High Performance 32-bit processor @ up to 32 MHz * Memory Protection Unit * Wake-up Interrupt Controller * Flexible Energy Management System * 20 nA @ 3 V Shutoff Mode * 0.6 μA @ 3 V Stop Mode, including Power-on Reset, Brown-outDetector, RAM and CPU retention * 0.9 μA @ 3 V Deep Sleep Mode, including RTC with 32.768 kHzoscillator, Power-on Reset, Brown-out Detector, RAM and CPUretention * 45 μA/MHz @ 3 V Sleep Mode * 180 μA/MHz @ 3 V Run Mode, with code executed from flash * 128 KB Flash * 16 KB RAM * 90 General Purpose I/O pins * Configurable push-pull, open-drain, pull-up/down, input filter, drivestrength * Configurable peripheral I/O locations * 16 asynchronous external interrupts * Output state retention and wake-up from Shutoff Mode * 8 Channel DMA Controller * 8 Channel Peripheral Reflex System (PRS) for autonomous in-ter-peripheral signaling * Hardware AES with 128/256-bit keys in 54/75 cycles * Timers/Counters * 3× 16-bit Timer/Counter * 3×3 Compare/Capture/PWM channels * Dead-Time Insertion on TIMER0 * 16-bit Low Energy Timer * 1× 24-bit Real-Time Counter * 3× 8-bit Pulse Counter * Watchdog Timer with dedicated RC oscillator @ 50 nA * Integrated LCD Controller for up to 4×40 segments * Voltage boost, adjustable contrast and autonomous animation * External Bus Interface for up to 4x64 MB of externalmemory mapped space * Communication interfaces * 3× Universal Synchronous/Asynchronous Receiver/Transmitter * UART/SPI/SmartCard (ISO 7816)/IrDA * Triple buffered full/half-duplex operation * 1× Universal Asynchronous Receiver/Transmitter * 2× Low Energy UART * Autonomous operation with DMA in Deep SleepMode * I2C Interface with SMBus support * Address recognition in Stop Mode * Ultra low power precision analog peripherals * 12-bit 1 Msamples/s Analog to Digital Converter * 8 single ended channels/4 differential channels * On-chip temperature sensor * 12-bit 500 ksamples/s Digital to Analog Converter * 2 single ended channels/1 differential channel * 2× Analog Comparator * Capacitive sensing with up to 16 inputs * Supply Voltage Comparator.
