TWR-K40X256 Freescale Semiconductor, TWR-K40X256 Datasheet - Page 2

• Manufacturer Part Number: TWR-K40X256
• Description: TOWER SYSTEM BOARD K40X256
• Manufacturer: Freescale Semiconductor
• Series: Kinetisr
• Type: MCUr

Specifications of TWR-K40X256

• Contents: Board
• Processor To Be Evaluated: K40
• Data Bus Width: 32 bit
• Interface Type: USB, CAN, I2C, SPI, UART
• Dimensions: 3.5 in x 3.2 in
• Operating Supply Voltage: 1.71 V to 3.6 V
• Silicon Manufacturer: Freescale
• Core Architecture: ARM
• Core Sub-architecture: Cortex - M4
• Silicon Core Number: MK
• Silicon Family Name: Kinetis - K40
• Kit Contents: Board Only
• Rohs Compliant: Yes
• For Use With/related Products: Freescale Tower System, K40X256
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1 TWR-K40X256 and TWR-K40X256-KIT Overview ...................................................................... 4
2 Hardware Description ........................................................................................................................... 7
3 Jumper Table .......................................................................................................................................... 15
4 Input/Output Connectors and Pin Usage Table ......................................................................... 16
5 Tower Elevator Connections ............................................................................................................ 18
1.1 Contents .................................................................................................................................................................................. 5
1.2 Features .................................................................................................................................................................................. 5
1.3 Getting Started ..................................................................................................................................................................... 7
1.4 Reference Documents ....................................................................................................................................................... 7
2.1 K40X256 Microcontroller ............................................................................................................................................... 8
2.2 Clocking .................................................................................................................................................................................. 9
2.3 System Power .................................................................................................................................................................... 10
2.4 Debug Interface ................................................................................................................................................................ 10
2.5 Infrared Port ...................................................................................................................................................................... 11
2.6 Accelerometer ................................................................................................................................................................... 12
2.7 Potentiometer, Pushbuttons, LEDs .......................................................................................................................... 12
2.8 General Purpose Tower Plug-in (TWRPI) Socket ............................................................................................... 12
2.9 Touch Interface ................................................................................................................................................................. 13
2.10 Segment LCD ................................................................................................................................................................... 14
2.11 USB ...................................................................................................................................................................................... 14
2.12 Secure Digital Card Slot .............................................................................................................................................. 14
2.13 External Bus Interface – FlexBus ............................................................................................................................ 15
2.3.1 RTC VBAT ........................................................................................................................................................................................... 10
2.4.1 OSJTAG ................................................................................................................................................................................................. 10
2.4.2 Cortex Debug+ETM Connector .................................................................................................................................................. 11
TWR-K40X256 Tower Module User's Manual
Table of Contents
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