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Freescale Semiconductor, Inc.
User's Guide
TWR-KV31F120M Tower Module
User's Guide
1
TWR-KV31F120M
The TWR-KV31F120M microcontroller module is
designed to work in standalone mode or as part of
the Freescale Tower system, a modular development
platform that enables rapid prototyping and tool
reuse through reconfigurable hardware. Take your
design to the next level and begin constructing your
Tower system today by visiting
www.freescale.com/tower for additional Tower
System microcontroller modules and compatible
peripherals.
© 2014 Freescale Semiconductor, Inc.
Document Number: TWRKV31F120MUG
Contents
1. TWR-KV31F120M . . . . . . . . . . . . . . . . . 1
2. Contents . . . . . . . . . . . . . . . . . . . . . . . . . . 2
3. TWR-KV31F120M features . . . . . . . . . . . 3
4. Get to know the TWR-KV31F120M . . . . 3
5. Reference documents . . . . . . . . . . . . . . . . 4
6. Hardware description . . . . . . . . . . . . . . . . 4
6.1.Microcontroller . . . . . . . . . . . . . . . . . . 5
6.2.Clocking . . . . . . . . . . . . . . . . . . . . . . . 6
6.3.System power . . . . . . . . . . . . . . . . . . . 6
6.4.Debug interface . . . . . . . . . . . . . . . . . 6
8
8. Useful links . . . . . . . . . . . . . . . . . . . . . . . 11
9. Revision history . . . . . . . . . . . . . . . . . . . 12
Rev. 0, 03/2014
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Related Manuals for NXP Semiconductors TWR-KV31F120M
Summary of Contents for NXP Semiconductors TWR-KV31F120M
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Page 1: Table Of Contents
TWR-KV31F120M 1. TWR-KV31F120M ....1 2. Contents ......2 The TWR-KV31F120M microcontroller module is 3. -
Page 2: Contents
Figure 1. Freescale tower system overview Contents The TWR-KV31F120M contents include: • TWR-KV31F120M board assembly • A to micro-B USB cable for debug interface and power • Quick start guide TWR-KV31F120M Tower Module, User’s Guide, Rev. 0, 03/2014 Freescale Semiconductor Inc. -
Page 3: Twr-Kv31F120M Features
Four (4) user pushbutton switches for GPIO interrupts. • One (1) user pushbutton switch for MCU reset. • Potentiometer. Get to know the TWR-KV31F120M Figure 2. Front side of TWR-KV31F120M module (TWRPI devices not shown) TWR-KV31F120M Tower Module, User’s Guide, Rev. 0, 03/2014 Freescale Semiconductor Inc. -
Page 4: Reference Documents
Tower mechanical drawing Hardware description The TWR-KV31F120M is a Tower MCU Module featuring the KV31F512VLL12—a Kinetis V Series microcontroller in a 100 LQFP package with high speed run mode. It is intended for use in the Freescale Tower System but can also operate alone. An on-board OpenSDA debug circuit provides a Serial Wire Debug (SWD) interface and a power supply input through a single micro-USB connector. -
Page 5: Microcontroller
Hardware description Microcontroller The TWR-KV31F120M features the KV31F512VLL12 MCU. This 120 MHz microcontroller is part of the Kinetis KV3x family and is implemented in a 100 LQFP package. The following table notes some of the features of the KV31F512VLL12 MCU. -
Page 6: Clocking
CLKIN0 signal, which can be provided through the TWR-ELEV module or pin 20 of TWRPI connector System power When installed into a Tower System, the TWR-KV31F120M can be powered from either an on-board source or from another source in the assembled Tower System. -
Page 7: Accelerometer Plus Magnetometer
Accelerometer plus Magnetometer An FXOS8700CQ 6-Axis Digital Sensor Accelerometer + Magnetometer is connected to the KV31F512VLL12 MCU through an I C interface (I2C0) and GPIO/IRQ signals (PTD0 and PTE24). TWR-KV31F120M Tower Module, User’s Guide, Rev. 0, 03/2014 Freescale Semiconductor Inc. -
Page 8: Potentiometer, Pushbuttons, And Leds
RGB LED General Purpose Tower Plug-in (TWRPI) socket The TWR-KV31F120M features a socket (J6 and J7) that can accept a variety of different Tower Plug-in modules featuring sensors, RF transceivers, and other peripherals. The General Purpose TWRPI socket provides access to I2C, SPI, IRQs, GPIOs, timers, analog conversion signals, TWRPI ID signals, reset, and voltage supplies. -
Page 9: Twr-Kv31F120M Jumper Options And Headers
UART:UART_CTS or GPIO:GPIO5/Timer TWR-KV31F120M jumper options and headers The following is a list of all of the jumper options on the TWR-KV31F120M. The default installed jumper settings are indicated by white text on a black background Table 4. TWR-KV31F120M jumper options... - Page 10 OpenSDA is not powered) Connect UART0_RX_TGTMCU to UART1_RX_ELEV_BUF (Tower Elevator) UART RX Selection Connect UART0_RX_TGTMCU to UART1_RX_TGTMCU_BUF (OpenSDA) Connect UART0_TX_TGTMCU to UART1_TX_ELEV_BUF (Tower Elevator) UART TX Selection Connect UART0_TX_TGTMCU to UART1_TX_TGTMCU_BUF (OpenSDA) TWR-KV31F120M Tower Module, User’s Guide, Rev. 0, 03/2014 Freescale Semiconductor Inc.
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Page 11: Useful Links
Useful links *FXOS87000CQ Accelerometer/Magnetometer is standard. MMA8451Q Accelerometer is optional The following figure shows jumper default position on TWR-KV31F120M. Figure 4. Jumper default position Useful links • www.freescale.com – freescale.com/Kinetis • www.iar.com/freescale • www.pemicro.com – http://www.pemicro.com/opensda • www.segger.com – http://www.segger.com/jlink-flash-download.html TWR-KV31F120M Tower Module, User’s Guide, Rev. -
Page 12: Revision History
Revision history Revision history Table 5. Revision history Revision number Date Substantial changes 03/2014 Initial release TWR-KV31F120M Tower Module, User’s Guide, Rev. 0, 03/2014 Freescale Semiconductor Inc. - Page 13 How to Reach Us: Information in this document is provided solely to enable system and software implementers to use Freescale products. There are no express or implied copyright Home Page: licenses granted hereunder to design or fabricate any integrated circuits based on the freescale.com information in this document.
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