User Manual

MKW2xDxxxV Product Electrical Specification, Rev. 0.1
Freescale Semiconductor 5
• Core features
— Next generation 32-bit ARM Cortex-M4 core
— Supports DSP instructions
— Nested vectored interrupt controller (NVIC)
— Asynchronous wake-up interrupt controller (AWIC)
— Debug and trace capability
– 2-pin serial wire debug (SWD)
– IEEE 1149.1 Joint Test Action Group (JTAG)
– IEEE 1149.7 compact JTAG (cJTAG)
– Trace port interface unit (TPIU)
– Flash patch and breakpoint (FPB)
– Data watchpoint and trace (DWT)
– Instrumentation trace macrocell (ITM)
– Enhanced Trace Macrocell (ETM)
• System and power management
— Software and hardware watchdog with external monitor pin
— DMA controller with 16 channels
— Low-leakage wake-up unit (LLWU)
— Power management controller with 10 different power modes
— Non-maskable interrupt (NMI)
— 128-bit unique identification (ID) number per chip
•Clocks
— Multi-purpose clock generator
– PLL and FLL operation
– Internal reference clocks (32 kHz or 2 MHz)
— Three separate crystal oscillators
– 3 MHz to 32 MHz crystal oscillator for MCU
– 32 kHz to 40 kHz crystal oscillator for MCU or RTC
– 32 MHz crystal oscillator for Radio
— Internal 1 kHz low power oscillator
— DC to 50 MHz external square wave input clock
• Memories and Memory Interfaces
— FlexMemory consisting of FlexNVM (non-volatile flash memory that can execute program
code, store data, or backup EEPROM data) or FlexRAM (RAM memory that can be used as
traditional RAM or as high-endurance EEPROM storage, and also accelerates flash
programming)
— Flash security and protection features
— Serial flash programming interface (EzPort)