TWR-K21D50M Freescale Semiconductor, TWR-K21D50M Datasheet - Page 4

• Manufacturer Part Number: TWR-K21D50M
• Description: Development Boards & Kits - ARM
• Manufacturer: Freescale Semiconductor

Specifications of TWR-K21D50M

• Rohs: yes
• Product: Development Boards
• Tool Is For Evaluation Of: MK21DN512VMC5
• Core: ARM Cortex M4
• Interface Type: USB
• Operating Supply Voltage: 1.8 V/3.3 V
• Description/function: TWR-K21D50M MCU module is designed to work either in stand-alone mode or as part of the Freescale Tower System
• For Use With: Freescale Tower Systems

The TWR-K21D50M contents include:
NOTE: The TWR-K21D50M contains some components that are reserved for future revisions of this board and are not
functional with the MK21DN512VMB5 MCU.
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TWR-K21D50M Features
TWR-K21D50M board assembly
3 ft A to micro-B USB cable for debug interface and power or MK21DN512VMB5 USB interface
CR2025 coin cell battery for VBAT power supply
Quick Start Guide
Tower-compatible microcontroller module
MK21DN512VMB5 MCU (50 MHz, 512 KB Flash, 64 KB RAM, low power, 121 MAPBGA package)
Dual-role USB interface with Micro-AB USB connector
General-purpose Tower Plug-in (TWRPI) socket
On-board debug circuit: MC9S08JM60 open source JTAG (OSJTAG) with virtual serial port
Three-axis accelerometer (MMA8451Q)
Four (4) user-controllable LEDs
Two (2) user pushbutton switches for GPIO interrupts
One (1) user pushbutton switch for MCU reset
Potentiometer
Independent, battery-operated power supply for Real Time Clock (RTC) and tamper detection modules
TWR-K21D50M Tower Module User’s Manual
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