TWR-K20D50M Features
• Tower compatible microcontroller module
• MK20DX128VLH5 MCU (50 MHz, 128KB Flash, 16 KB RAM, 32 KB FlexNVM,
Low power, 64LQFP package
• Dual role USB interface with Micro-AB USB connector
• Touch Tower Plug-in Socket
• 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) capacitive touch pads
• Two (2) user pushbutton switch
• Infrared transmit and receive
• Potentiometer
• Microphone (ADC)
• Buzzer
• Battery backup for RTC
Tools
• Freescale’s CodeWarrior Development Studio for Microcontrollers v10.1 (CW-MCU10)
• IAR EWARM V6.30
Quick Start Guide
TOWER SYSTEM
4
5
TWR-K20D50M
Freescale Tower System
The TWR-K20D50M microcontroller module is designed to work either in stand
alone mode or as part of the Freescale Tower System, a modular development
platform that enables rapid prototyping and tool re-use through reconfigurable
hardware. Take your design to the next level and begin constructing your Tower
System today by visiting
freescale.com/tower
for additional Tower System
microcontroller modules and compatible peripherals.
Figure 2:
Back side of TWR-K20D50M module.
VBAT (RTC)
Battery
Holder
Buzzer
Infrared
Port
Get to Know the TWR-K20D50M
(continued)
