● 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.
