Quick Start Guide
TWR-KL46Z48M
Development Kit for Kinetis
KL46/36/34/26/16 MCU Families
TOWER SYSTEM
Quick Start Guide
Step-by-Step Installation Instructions
In this quick start guide, you will learn how to set up the TWR-KL46Z48M module and run
the included demonstrated software. For more detailed information, review the user manual
at
freescale.com/TWR-KL46Z48M.
1
Download Software
and Tools
4
5
Segment LCD
All segments are turned on for
three seconds, then potentiometer
readings are displayed.
Download installation software
and documentation under
“Jump Start Your Design”
at
freescale.com/TWR-KL46Z48M.
Touch Electrodes
When board is picked up, the four
LEDs will toggle in the direction of
the inclination. Toggling frequency will
increase as the tilt angle increases.
2
3
Install Software and Tools
Install the OpenSDA Tower Toolkit
to install the OpenSDA and USB-
to-Serial drivers.
6
7
Move the Potentiometer
The TWRPI-SLCD shows the
ADC reading.
Configure the Hardware
Connect one end of the USB cable
to the PC and the other end to the
Power/OpenSDA mini-B connector
on the TWR-KL46Z48M module.
Allow the PC to automatically
configure the USB drivers if needed.
Explore Further
Explore Kinetis KL46 MCU ultra-
low-power modes and USB
communication by conducting
the additional labs located at
freescale.com/TWR-KL46Z48M.
2
TOWER SYSTEM
Get to Know the TWR-KL46Z48M
Touch-sLCD
TWRPI
General
Purpose
TWRPI
3.3/1.8
VDD Select
Power
On LED
User Push
Button SW2
GPIO
Header
KL46 USB
Connector
Reset Button
OpenSDA
USB Debug
Connector
Electrodes with
Center LED
User Push
Button SW4
KL46 SWD
Debugger
Header
Figure 1:
Front side of TWR-KL46Z48M module
(TWRPI device not attached)
3
Quick Start Guide
Get to Know the TWR-KL46Z48M
(continued)
32.768 KHz
Clock
Potentiometer
Figure 2:
Back side of TWR-KL46Z48M module
TWR-KL46Z48M
Freescale Tower System
The TWR-KL46Z48M MCU module is designed to work either in standalone
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 MCU
modules and compatible peripherals.
4
TOWER SYSTEM
TWR-KL46Z48M Features
• Tower System-compatible MCU module
• MKL46Z256VLL4 MCU (48 MHz, 256 KB flash, 32 KB RAM, low power, sLCD
controller, 100 LQFP package
• Segment LCD module (TWRPI-SLCD)
• 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 MK20D50 OpenSDA with virtual serial port
• Three axis accelerometer (MMA8451Q)
• Four (4) user-controllable LEDs
• Two (2) capacitive touch pads
• Two (2) user push buttons switch
• Infrared transmit and receive
• Potentiometer
• General-purpose pin header to directly access MCU signals
Tools
• Freescale CodeWarrior Development Studio for Microcontrollers V10.4 (CW-MCU10)
• IAR EWARM V6.50.6 or higher
• Processor Expert with MQX™ Lite integration available for CodeWarrior or a
standalone for integrating generated code into other IDEs
5