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User Guide - NXP Semiconductors

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1. 12 2 8 General Purpose Tower Plug in TWRPI Socket isses ttn tente 12 2 9 Touch or o odeur ac Pe HR d c 13 2 10 Segment LED miravan 14 E E AE 14 2212 USB 14 2 13 Secure Digital Card Slot teet tec erecta eie ecrit tage ere eed bd dead 15 2 14 External Bus Interface FlexBus eee 15 2 15 Medical Connecti uie etre enirn ar aere ddr auam De c dA Ba Rea 15 6 f 16 4 Input Output Connectors and Pin Usage Table eene 18 5 Tower Elevator Connections eren nn ni ra a n o i a 20 TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 2 of 22 eo 524 2 freescale semiconductor List of Figures Figure 1 Freescale Tower System Overview eene een enne enne nnne enne enne 4 Figure 2 Callouts on front side of the 53 512 2 2 2 24 40 110 nnns 5 Figure 3 Front side of TWR
2. 15 B43 1WIRE A43 RXD1 16 44 SPIO MISO PTD3 A44 TXD1 PTC17 B45 SPIO MOSI PTD2 A45 VSS VSSA B46 5 0 50 b PTDO A46 VDDA VDDA B47 SPIO CS1 b PTC3 A47 VREFA1 VREFH B48 SPIO PTD1 A48 VREFA2 VREFL B49 GND Ground A49 GND Ground B50 SCL1 PTB2 12C0_SCL A50 014 51 SDA1 PTB3 12CO_SDA A51 GPIO15 B52 GPIO5 SD CARD DET 28 A52 GPIO16 B53 USBO DP PDOWN A53 GPIO17 B54 05 0 DM PDOWN A54 USBO DM USBO DM B55 IRQ H 5 55 USBO_DP USBO_DP B56 5 A56 USBO ID B57 IRQ F 6 57 USBO_VBUS VREGIN via jumper 18 B58 IRQ E 58 TMR7 B59 IRQ D PTB7 A59 TMR6 B60 IRQ C PTB7 A60 TMR5 B61 IRQ B PTB8 A61 TMR4 B62 IRQ A PTB8 A62 RSTIN_b RESET_b B63 EBI_ALE EBI_CS1_b PTE6 A63 RSTOUT b 15 64 EBI 50 b PTE7 A64 CLKOUTO PTAG B65 GND Ground A65 GND Ground TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 21 of 22 o 2 freescale semiconductor EU Side B Side Name Usage Name Usage B66 015 PTA10 A66 AD14 PTA24 B67 AD16 PTA9 A67 EBI AD13 PTA25 B68 EBI AD17 PTA8 A68 EBI AD12 PTA26 B69 AD18 PTA7 A69 AD11 PTA27 B70 AD19 PTA29 A70 AD10 PTA28 B71 EBI R W b PTD15 A71 EBI AD9 PTD10 B72 EBI OE b 11 72 AD8 PTD11 B73 EBI_D7 PTD12 73 07 LATCH_FB_A7 B74 EBI_D6 PTD13 74 AD6 LATCH FB A6 B75 EBI D5 PTD14 75
3. 1 TWR K53N512 TWR K53N512 KIT Overview TWR K53N512 is a Tower Controller Module compatible with the Freescale Tower System It can function as a stand alone low cost platform for the evaluation of the Kinetis K10 K20 and K53 family of microcontroller MCU devices The TWR K53N512 features the Kinetis K53 low power microcontroller based on the ARM Cortex M4 architecture with USB 2 0 full speed OTG controller and 10 100 Mbps Ethernet MAC The TWR K53N512 is available as a stand alone product or as kit TWR K53N512 KIT with the Tower Elevator Modules TWR ELEV and the Tower Serial Module TWR SER The TWR K53N512 can also be combined with other Freescale Tower peripheral modules to create development platforms for a wide variety of applications O provides an overview of the Freescale Tower System Secondary Elevator Controller Module c him e Additional and Tower MCU Board S 2 9 ss Ee secondary serial and EC gt expansion bus signals e Works stand alone or in Tower System e Standardized signal e Features integrated assignments debugging interface for easy programming and run control via standard USB cable Primary Elevator di e Common serial and expansion bus signals uem Mounting holes and ovo expansion connectors for side mounting peripheral boards Peripheral Module e TWR SER board e Two 2x80 connectors on backside f
4. R18 CMT IRO PTD7 IR12 21C TR8 J5 HDR 1X2 TH Default no shun TRDA IRDA Figure 6 Infrared Port Implementation TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 11 of 22 2 freescale semiconductor eo 524 2 6 Accelerometer MMA7660 digital accelerometer is connected to the K53 MCU through 2 interface and a GPIO IRQ signal Refer to Table 7 I O Connectors and Pin Usage Table for connection details 2 7 Potentiometer Pushbuttons LEDs The TWR K53N512 features two pushbutton switches connected to GPlO interrupt signals one pushbutton connected to the master reset signal two capacitive touch pad electrodes two user controllable LEDs and a potentiometer connected to an ADC input signal Refer to Table 7 I O Connectors and Pin Usage Table for information about which port pins are connected to these features When Potentiometer is not monitored by MCU 1 jumper be removed to allow the MCU ADC1_DM1 pin for other signal reading Note that ADC1_DM1 also reads MEDICAL CONNECTOR signal So you SYS PWR must 9 remove J1 jumper to avoid conflict when a module is connecte d to the medical J1 HDR 1X2 TH gt gt ADC1_DM1 connector Figure 7 Potentiometer 2 8 General Purpose Tower Plug in TWRPI Socket The TWR K53N512 features a socket that can accept a variety of different Tower Plug in modules featuring senso
5. 12 TRACECLK PTAG FTMO CLKOUT TRACE CLKOUT 13 Target Power 5V supply via J16 TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 10 of 22 freescale semiconductor Function TWR K53N512 Connection TRACEDATA O 10 2 CHO MIIO RXD2 FB AD15 FTM2 QD PHA TRACE DO GND GND TRACEDATA 1 1 CH1 MIIO RXD3 FB AD16 FTM1 QD PHB TRACE D1 GND GND TRACEDATA 2 SE11 PTA8 FTM1 CHO FB AD17 FTM1 QD PHA TRACE D2 GND GND TRACEDATA 3 SE10 PTA7 FTMO CH4 FB AD18 TRACE D3 Note Many of the trace signals connected to the debug connector are also connected elsewhere on the TWR K53N512 Refer to Table 7 1 0 Connectors and Pin Usage Table and Table 8 TWR K53N512 Primary Connector Pinout for more information 2 5 Infrared Port An infrared transmit and receive interface is implemented as shown in Figure 6 below The CMT IRO pin directly drives an infrared diode The receiver uses an infrared phototransistor connected to an on chip analog comparator Internal to the K53 device the output of the analog comparator can be routed to a UART module for easier processing of the incoming data stream Incoming signal can be filtered by a low pass filter 0 1uF when a jumper is installed J14 Make sure your transmission rate is not too fast otherwise signal may be filtered If this is the case just remove the jumper from J14 SYS PWR 1 0K HDR 1X2 TH Q1 PT12 21C TR8
6. e Two 2 12 bit DACs Each DAC has watermark interrupts and 16 word buffers Three 3 High speed analog comparator with 6 bit DAC Two 2 OPAMPs and two 2 TRIAMPs Both OPAMP and TRIAMP can be used as general purpose operational amplifiers OPAMP has extra features where it can be programmed as a buffer inverting and non inverting amplifier with various gains without external circuit e Programmable voltage reference e USB full speed low speed OTG Host Device controller with device charge detect e 10 100 Mbps Ethernet MAC e SPI w SMBUS support UART w 1507816 and IrDA 175 SD Host Controller SDHC GPIO with pin interrupt support DMA request capability digital glitch filtering e Capacitive touch sensing inputs TSI e Debug interfaces JTAG cJTAG SWD e Trace FPB DWT ITM ETM ETB 2 2 Clocking The Kinetis MCUs start up from an internal digitally controlled oscillator DCO Software can enable one or two external oscillators if desired The external oscillator for the Multipurpose Clock Generator MCG module can range from 32 768 KHz up to a 32 MHz crystal or ceramic resonator The external oscillator for the Real Time Clock RTC module accepts a 32 768 kHz crystal The EXTAL pin of the main external oscillator can also be driven directly from an external clock source The TWR K53N512 features a 50 MHz on board clock oscillator as seen in sheet 3 of the schematics However when the K53 Ether
7. 2 4 1 OSJTAG An on board MC9S08JM60 based Open Source JTAG OSJTAG circuit provides a JTAG debug interface to the K53N512 A standard USB A male to male cable provided can be used for debugging via the USB connector J27 The OSJTAG interface also provides a USB to serial bridge Drivers for the OSJTAG interface are provided in the P amp E Micro Kinetis Tower Toolkit available on the included DVD Note PTD7 connected to the OSJTAG USB to serial bridge is also connected to the infrared interface IRDA Refer to Table 7 I O Connectors and Pin Usage Table and Table 6 TWR K53N512 Jumper Table for more information 2 4 2 Cortex Debug ETM Connector The Cortex Debug ETM connector is a 20 pin 0 05 connector providing access to the SWD SWV JTAG cJTAG EzPort and ETM trace 4 bit signals available on the K53 device The pinout and K53 pin connections to the debug connector J23 is shown in Table 1 Function Table 1 Cortex Debug ETM Connector Pinout TWR K53N512 Connection 1 Viref 3 3 MCU supply P3V3 MCU 2 TMS SWDIO 510 CHA PTA3 UARTO RTS FTMO CHO JTAG TMS SWD DIO 3 GND GND 4 TCK SWCLK 510 CH1 PTAO UARTO CTS FTMO CH5 JTAG TCLK SWD 5 GND GND 6 TDO SWO 510 CH3 PTA2 UARTO TX FTMO CH7 JITAG TDO TRACE SWO EZP DO 7 Key 8 TDI TSIO_CH2 PTA1 UARTO_RX FTMO_CH6 JTAG_TDI EZP_DI 9 GNDDetect TSIO_CH5 PTA4 FTMO_CH1 NMI EZP_CS 10 nRESET RESET_b 11 Target Power 5V supply via J16
8. K53N512 with TWRPI SLCD 6 Figure 4 Callouts back side of the 53 512 2 2 4 400 0 enne esent nennen 6 Figure 5 TWR K53N512 Block M ahi rq au deck d aeta EX Idus A M eid E pOdrrXNEUE 7 Figure b Infrared Port Implementation nt aduentu edt i b nnde 11 List of Tables Table 1 Cortex Debug ETM Connector PinOut ccccssscecessneecesssaeeecssseeecesseeeceessaaececseaeeeeesneeeseesenaes 10 Table 2 General Purpose TWRPI socket pinout esses esee ennn nennen nennen nnne nnns 12 Table 3 Touch TWRPI socket 13 Table 4 Ethernet operation jumper settings 14 Table 5 Medical Connector 2x10 Pin Header Connections 16 Table 6 TWR K53N512 Jumper Table iunio PaL d pit 16 Table 7 I O Connectors and Pin Usage 0 2 1 0000 0000 enne nnne nnne nnns nnne 19 Table 8 TWR K53N512 Primary Connector senec dr 20 Revision History Revision Date Changes 1 0 Aug 9 2011 Initial Release for SCH 26994 REV C TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 3 of 22 2 freescale semiconductor eo 524
9. Secure Digital SD card slot is available on the TWR K53N512 connected to the SD Host Controller SDHC signals of the K53 MCU This slot will accept SD memory cards as well as Secure Digital Input Output SDIO cards Refer to Table 7 I O Connectors and Pin Usage Table or schematic for the SDHC signal connection details 2 14 External Bus Interface FlexBus The K53 device features a multi function external bus interface called the FlexBus interface controller capable of interfacing to slave only devices The FlexBus interface is not used directly on the TWR K53N512 Instead a subset of the FlexBus is connected to the Primary Connector so that the external bus can access devices on Tower peripheral modules The Primary Connector supports up to 20 address lines 8 data lines 2 chip selects read write and output enable signals The SDHC signals of the K53 are multiplexed over the upper FlexBus address signals AD 27 24 so a multiplexed mode of operation is used on the TWR K53N512 An address latch is provided to de multiplex the address and data signals prior to connecting them to the Primary Connector Refer to sheet 8 of the TWR K53N512 schematics for more details Note The K53 Flexbus implementation provides an option for byte lane alignment On the TWR K53N512 FB AD 7 0 are used for the data byte Therefore for proper operation software must set the CSCRx BLS bit to shift the data bus to the right byte lane Refer to the FlexB
10. When J24 pin 1 2 is shunt board SYS PWR is powered from on board 3 3V regulator When J24 pin 2 3 is shunt Board SYS PWR is powered from off board supply from J22 pin 2 The schematic net name for the external power source is called P1V8 This doesn t mean it will output fixed at 1 8V because the supplied voltage depends on the external source This board is only tested with 3 3V Care should be taken not to connect to a voltage that is out of the components specification TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 9 of 22 gt oF lt freescale semiconductor 2 3 1 RTC VBAT The Real Time Clock RTC module on the K53 has two modes of operation system power up and system power down During system power down the RTC is powered from the backup power supply VBAT The TWR K53N512 provides a battery holder for a coin cell battery that can be used as the VBAT supply The holder can accept common 20mm diameter 3V lithium coin cell batteries e g 2032 2025 Refer to the description J12 in Table 6 TWR K53N512 Jumper Table for more information 2 3 2 Measuring Current in Low Power Modes When measuring MCU low power modes current please select external clock source with J11 pin 2 3 installed with Jumper TWR K53N512 will need to be assembled as tower system 2 4 Debug Interface There are two debug interface options provided the on board OSJTAG circuit and an external Cortex Debug ETM connector
11. connector SD Card TOUCH PAD Use PTE2 for SD card reader SD MMC SKT TWRPI Selection Use PTE2 for TOUCH PAD TWRPI FlexBus or SSIO Selection Clock Input Source Selection TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 16 of 22 freescale semiconductor IR Transmitter Filter Selection MCU Power Connection VBAT Power Connection On Board 50 MHz Power Connection VREGIN Power Connection SD Card GENERAL PURPOSE TWRPI Selection IR input to CMPO INO is not low pass filtered by a 0 1 uF cap IR input to CMPO_INO is low pass filtered by a 0 1 uF cap Connect on board 3 3V supply to MCU Isolate MCU from power connect an ammeter to measure current Connect VBAT to on board 3 3V supply Connect VBAT to the higher voltage between on board 3 3V supply or coin cell supply Connect on board 3 3V supply to on board 50 MHz OSC Disconnect on board 3 3V supply to on board 50 MHz OSC Connect USBO_VBUS from Elevator to VREGIN Disconnect USBO_VBUS from Elevator to VREGIN Use PTE1 for SD card reader SD MMC SKT Use PTE1 for GENERAL PURPOSE TWRPI TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 17 of 22 freescale semiconductor Setting Accelerometer Power Connection Off Board Power input Off or On Board Power Input Selection JTAG Board Power Connection SD Card GENERAL PURPOSE TWRPI Selection OSJTAG Bootloader Selection Ethernet TOUCH PAD TWRPI Selection T
12. the capacitive measurement of an electrode The TWR K53N512 provides two methods for evaluating the TSI module There are two individual electrodes TWR K53N512 that simulate pushbuttons Additionally twelve TSI signals are connected to a Touch Tower Plug in TWRPI socket that can accept Touch TWRPI daughter cards that may feature keypads rotary dials sliders etc The pinout for the Touch TWRPI socket is defined in Table 3 Refer to Table 7 1 0 Connectors and Pin Usage Table for the specific K53 pin connections to the Touch TWRPI socket Table 3 Touch TWRPI socket pinout Pin Description 1 5V VCC 2 3 3 V VCC 3 Electrode 0 4 3 3V VDDA 5 Electrode 1 6 VSS Analog GND 7 Electrode 2 8 Electrode 3 9 Electrode 4 10 Electrode 5 11 Electrode 6 12 Electrode 7 13 Electrode 8 14 Electrode 9 15 Electrode 10 TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 13 of 22 2 freescale semiconductor eo 524 Description 16 Electrode 11 17 ADC TWRPI ID 0 18 ADC TWRPI ID 1 19 GND 20 Reset 2 10 Segment LCD The segment LCD signals on the K53 devices are multiplexed with many other interface signals including several TSI signals that are accessible on the Touch TWRPI socket Therefore the Touch TWRPI socket on the TWR K53N512 may also be used to evaluate the segment LCD controller of the K53 device The TWR
13. 15 ETH_TXEN 15 15 ETH_RXCLK B16 ETH_TXER 16 ETH_RXDV PTA14 B17 ETH_TXD3 17 ETH_RXD3 TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 20 of 22 2 freescale semiconductor Ted Side Pin Side A Usage Usage B18 ETH_TXD2 A18 ETH_RXD2 B19 ETH_TXD1 PTA17 A19 ETH_RXD1 PTA12 B20 TXDO 16 20 ETH_RXDO PTA13 B21 01 RTS1 18 21 551 MCLK PTE6 B22 GPIO2 SDHC D1 PTEO A22 551 BCLK 12 B23 GPI O3 PTE28 23 551 FS 11 EXTAL PTA18 connected via jumper SSI_RXD B24 CLKINO 111 24 PTE7 B25 CLKOUT1 A25 SSI TXD PTE10 B26 GND Ground A26 GND Ground B27 PTB10 ACDO 5 14 27 AN3 Solder connection for ADCO_DPO B28 PTB11 ACDO_SE15 A28 AN2 Solder connection ADCO_DMO B29 PTB2 ACDO_SE12 A29 AN1 Solder connection ADC1 DPO B30 PTB3 ACDO_SE13 A30 ANO Solder connection ADC1_DMO B31 GND Ground A31 GND Ground B32 DAC1 DAC1_OUT A32 DACO DACO_OUT B33 TMR3 5 A33 TMR1 PTA9 B34 TMR2 PTD6 A34 TMRO B35 04 9 A35 06 11 B36 3 3V 3 3V Power A36 3 3V 3 3V Power B37 PWM7 PTA2 needs soldering A37 PWM3 PTC4 B38 PWM6 1 needs soldering A38 PWM2 PTC3 B39 PWM5 PTD5 A39 PWMI PTC2 B40 PWM4 PTD4 40 PWMO 41 CANRXO 41 RXDO PTC14 842 42
14. 22 freescale TWR K53N512 Tower Module User s Manual Rev 0 Freescale Semiconductor Inc TWRK53N512UM 2 freescale semiconductor Table of Contents 1 TWR K53N512 TWR K53N512 KIT Overview rere e n 4 De DET 5 1 2 6 5 1 3 Getting Started teste dde Dra ELE 6 1 4 Reference Documents cn D d D ra dv ca c D Dd acd 7 2 Hardware Description 7 2 1 K53N512 Microcontroller sis a B __6__ _ 8 2 2 CLO CRAM Geis 8 PA SV SCCM NO JUPE 9 10 2 3 2 Measuring Current in Low Power Modes seen 10 ZA Debug Interface tec eaten 10 I WESUMHglcE 10 2 4 2 Cortex Debug ETM COnneCctOr iiir tires vetus eade 10 25 m 11 2 6 Nadu A a 12 2 7 Potentiometer Pushbuttons
15. AD5 LATCH FB 5 B76 EBI D4 PTE8 A76 AD4 LATCH FB A4 B77 EBI D3 PTE9 77 EBI AD3 LATCH FB A3 B78 EBI D2 PTE10 A78 AD2 LATCH FB A2 B79 EBI D1 79 1 LATCH FB Al B80 EBI DO PTE12 80 EBI ADO LATCH FB AO B81 GND Ground 81 GND Ground B82 3 3V 3 3V Power A82 3 3V 3 3V Power TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 22 of 22
16. Connector on the TWR K53N512 and can be accessed from another Tower module or on the expansion connectors of the Secondary Elevator These connections are currently disconnected if you choose to do so please solder the zero ohms resistors for the signals Please refer to sheet 7 of schematics for detail Ethernet for more information 2 3 System Power In stand alone operation the main power source for the TWR K53N512 module is derived from the 5 0V input from either the USB mini B connector J27 or the debug header J23 when a shunt is placed on jumper J12 A low dropout regulator provides a 3 3V supply from the 5 0V input voltage Refer to sheet 5 of the TWR K53N512 schematics for more details When installed into a Tower System the TWR K53N512 can be powered from either an on board source or from another source in the assembled Tower System If both the on board and off board sources are available the TWR K53N512 will default to the off board source The 3 3V power supplied to the MCU is routed through a jumper J15 The jumper shunt can be removed to allow for either 1 alternate MCU supply voltages to be injected or 2 the measurement of power consumed by the MCU The board system power SYS PWR can be supplied from either the on board 3 3V regulator or from an external source via header J22 Header J22 pin 2 is used to connect the external supply voltage and J22 pin 1 is used to connect to the ground of the external supply source
17. J8 Pin 12 PTA4 510 5 Electrode 8 J8 Pin 13 PTB16 TSIO_CH9 Electrode 9 18 Pin 14 PTB17 TSIO_CH10 Electrode 10 J8 Pin 15 PTB18 TSIO_CH11 Electrode 11 J8 Pin 16 PTB19 TSIO_CH12 TWRPI IDO J8 Pin 17 PTE2 PTE2 TWRPI ID1 J8 Pin 18 ADC1 DMO 5 Tower Elevator Connections The TWR K53N512 features two expansion card edge connectors that interface to the Primary and Secondary Elevator boards in a Tower system The Primary Connector comprised of sides A and B is utilized by the TWR K53N512 while the Secondary Connector comprised of sides C and D only makes connections to the GND pins Table 8 provides the pinout for the Primary Connector Table 8 TWR K53N512 Primary Connector Pinout B1 5V 5 0V Power 1 5V 5 0V Power B2 GND Ground A2 GND Ground B3 3 3V 3 3V Power A3 3 3V 3 3V Power B4 ELE PS SENSE Elevator Power Sense A4 3 3V 3 3V Power B5 GND Ground A5 GND Ground 6 GND Ground A6 GND Ground B7 SDHC SPI1 2 7 SCLO PTC10 12C1 SCL B8 SDHC D3 SPI1 CS1 b A8 SDAO 11 12 1 SDA B9 SDHC D3 5 1 CSO b 4 9 GPIO9 CTS1 19 B10 SDHC CMD SPI1 MOSI 1 10 GPIO8 SDHC_D2 5 11 SDHC_DO 5 1 MISO All GPIO7 SD WP DET PTC9 B12 ETH COL A12 ETH CRS B13 ETH RXER 5 13 ETH MDC PTB1 connected via jumper 7 14 ETH TXCLK 14 ETH_MDIO PTBO connected via jumper 29 B
18. MED EKG please refer to the MED EKG user manual MED EKG lab and schematic from Freescale com tower Table 5 Medical Connector 2x10 Pin Header Connections Tower Module Jumper Setting en 12 12C1_SDA 3 4 12C1_SCL FTM2_CH1 ADCO_DPO 5 6 ADCO DMO ADC1 7 8 DACO_OUT OPO_OUT 9 10 OP1_OUT OPO_DMO iat 12 OP1 DMO OPO DPO 13 14 OP1 DPO TRIO_DP 15 16 TRI1_DP TRIO_DM 17 18 TRI1_DM TRIO_OUT 19 20 TRI1 OUT 3 Jumper Table There are several jumpers on the TWR K53N512 that provide configuration selection and signal isolation Refer to the following table for details The default installed jumper settings are shown in bold with asterisks Table 6 TWR K53N512 Jumper Table Jumper Setting Description ADC1_DM1 Input ADC1_DM1 reads POTENTIOMETER Selection ADC1_DM1 reads MEDICAL CONNECTOR FlexBus Address Enable FlexBus address latch Latch Selection Disable FlexBus address latch Medical Connector J19 Select 12C1_SCL connection to MEDICAL CONNECTOR Pin4 Selection Select FTM2_CH1 connection to MEDICAL CONNECTOR Disconnect PTD7 CMT IRO from IR transmitter circuit IRDA IR Transmitter Connection Connect PTD7 CMT IRO to IR transmitter circuit IRDA Use PTE7 for Flex bus Use PTE7 for SSIO Ethernet TOUCH PAD Use PTBO for Ethernet TWRPI Selection Use PTBO for TOUCH PAD TWRPI Connect main EXTAL to on board 50 MHz clock Connect EXTAL to the CLKINO signal on the elevator
19. MII PHY The TWR SER module that comes as part of the TWR K53N512 KIT provides a 10 100 Ethernet PHY that can operate in either mode By default the PHY is boot strapped to operate mode therefore jumper configuration changes may be required Table 4 shows the settings for proper interoperability between the Ethernet interface on the TWR SER and the TWR K53N512 Table 4 Ethernet operation jumper settings Tower Module Setting TWR K53N512 J11 TWR SER J2 TWR SER J3 TWR SER J12 2 12 USB The K53N512 features a USB full speed low speed OTG Host Device controller with built in transceiver The TWR K53N512 routes the USB D and D signals from the K53 MCU to the Primary TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 14 of 22 Ps 2 freescale semiconductor Connector allowing the connection to external USB connectors or additional circuitry on a Tower peripheral module The TWR SER module included as part of the TWR K53N512 KIT provides a USB OTG Host Device interface with a mini AB USB connector There are many configuration options that can be selected to evaluate different USB modes of operation By default the TWR SER is configured for USB Device operation For more information on the configuration options please refer to the User Manual for TWR SER included with the TWR SER kit or search for User Manual for TWR SER from www freescale com 2 13 Secure Digital Card Slot A
20. OUCH PAD SLCD TWRPI Selection TOUCH PAD SLCD TWRPI Selection On Board 50 MHz Enable Source Description Connect accelerometer to on board 3 3V supply Disconnect accelerometer from on board 3 3V supply J22 pin 1 can be connected to an off board external power source This board is only tested with 3 3V Care should be taken not to connect to a voltage that is out of the components specification J22 pin 2 can be connected to the ground of the off board external power source Board SYS_PWR is powered from on board 3 3V regulator Board SYS_PWR is powered from off board supply from J22 pin 2 Disconnect on board 5V supply to JTAG port Connect on board 5V supply to JTAG port supports powering board from JTAG pod supporting 5V supply output Use PTEO for SD card reader SD MMC SKT Use PTEO for GENERAL PURPOSE TWRPI Debugger mode OSJTAG bootloader mode OSJTAG firmware reprogramming Use PTB1 for Ethernet Use PTB1 for TOUCH PAD TWRPI PTB10_LCD_P10 pin is connected to J8 pin 3 for SLCD TWRPI PTBO_TSIO_CHO pin is connected to J8 pin 3 for TOUCH PAD TWRPI Make sure J29 and J7 are off to avoid conflict with Ethernet PTB11_LCD_P11 pin is connected to J8 pin 5 for SLCD TWRPI 1 510 6 pin is connected to J8 pin 5 for TOUCH PAD TWRPI Make sure J29 and J7 are off to avoid conflict with Ethernet On board 50 MHz osc is enabled if J17 jumper is on No need to have any jumper on J34 On board 50 MHz osc is enabled if J17 jumper is on On boa
21. PI SLCD daughter card included with the TWR K53N512 plugs into the Touch TWRPI socket and provides a 28 segment LCD that can be driven directly by the K53 MCU Refer to Table 6 I O Connectors and Pin Usage Table for the segment LCD signals connection details Additionally many more segment LCD signals are routed to the Secondary Connector on the TWR K53N512 and can be accessed from another Tower module or on the expansion connectors of the Secondary Elevator These connections are currently disconnected if you choose to do so please solder the zero ohms resistors for the signals Please refer to sheet 7 of schematics for detail 2 11 Ethernet The K53N512 features a 10 100 Mbps Ethernet MAC with MII and RMII interfaces The TWR K53N512 routes the RMII interface signals from the K53 MCU to the Primary Connector allowing the connection to an external Ethernet PHY device on a Tower peripheral module When the K53 Ethernet MAC is operating in RMII mode synchronization of the MCU clock and the 50 MHz RMII transfer clock is important The MCU input clock must be kept in phase with the 50 MHz clock supplied to the external PHY Therefore the TWR K53N512 provides the option see description for J11 in Table 6 to clock the MCU from an external clock from the CLKINO pin on the Primary Connector The Tower peripheral module implementing the RMII PHY device should drive a 50 MHz clock on the CLKINO pin that is kept in phase with the clock supplied to the R
22. TWRPI SPI CLK J10 Pin 12 TWRPI GPIOO J10 Pin 15 TWRPI 1 J10 Pin 16 TWRPI GPIO2 J10 Pin 17 TWRPI J10 Pin 18 TWRPI GPIOA J10 Pin 19 Port Pin PTD6 PTD7 PTE2 PTE3 PTE1 PTEO PTE5 PTE4 PTE28 9 PTD7 PTC6 5 PTC13 RESET_b PTB17 PTB18 PTC7 PTC8 PTC11 PTC10 PTC12 PTB6 PTB7 PTB5 PTEO PTE1 PTC10 PTC11 PTB23 PTB22 PTB20 PTB21 PTC12 9 10 19 PTC13 UARTO_RX UARTO_TX Pin Function SDHCO_DCLK SDHCO_CMD SDHCO_DO SDHCO_D1 SDHCO_D2 SDHCO_D3 PTE28 9 CMT_IRO CMPO INO PTC5 PTC13 RESET b 510 CH10 TSIO_CH11 PTC7 PTC8 ADC1_DM1 I2C1 SDA I2C1 SCL PTC12 PTB6 PTB7 PTB5 PTEO PTE1 12 SCL 2 0 SDA SPI2 SIN SPI2 SOUT SPI2 PCSO SPI2 SCK PTC12 PTB9 PTB10 PTA19 1 TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 19 of 22 2 e freescale semiconductor Feature Connection Port Pin Pin Function TSIO_CHO LCD_P10 function selected by Electrode 0 J8 Pin 3 PTBO PTB10J32 jumper setting see schematic TSIO_CH6 LCD_P11 function selected by Electrode 1 J8 Pin 5 PTB1 PTB11J33 jumper setting see schematic Electrode 2 J8 Pin 7 PTB2 TSIO_CH7 Electrode 3 J8 Pin 8 510 8 Electrode 4 J8 Pin 9 PTCO 510 13 Electrode 5 J8 Pin 10 PTC1 510 14 Touch Pad Segment LCD TWRPI Socket Electrode 6 J8 Pin 11 PTC2 TSIO_CH15 Electrode 7
23. ernal Connectors E Interface Circuits ES Power Figure 5 TWR K53N512 Block Diagram TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 7 of 22 21 freescale semiconductor 2 1 K53N512 Microcontroller TWR K53N512 module features the PK53N512CMD100 The K53 microcontrollers are part of the K50 family from the Freescale s Kinetis portfolio built around an ARM Cortex M4 core Refer to the K50 Family Product Brief and the K53 Family Reference Manual for comprehensive information on the PK53N512CMD100 device The key features are listed here e 32 bit ARM Cortex M4 core with DSP instructions 100MHz maximum core operating frequency 144 MAPBGA 13mm x 13mm 1 0mm pitch package 1 71V 3 6V operating voltage input range 128 Kbytes of static RAM SRAM 512 Kbytes of program only flash 50 family also has devices that contain both program flash and FlexNVM FlexNVM is non volatile flash memory that can be used as program flash data flash backup EEPROM of variable endurance and size Devices that have FlexNVM also have 4 Kbytes of FlexRAM RAM memory that can be used as traditional RAM as high endurance EEPROM storage or flash programming acceleration RAM External bus interface Power management controller with 10 different power modes e Multi purpose clock generator with PLL and FLL operation modes e Two 2 16 bit SAR ADCs with extended internal and external input channels
24. m and MCU Modules These can be found in the documentation and downloads section of freescale com TWR K53N512 or freescale com kinetis e TWR K53N512 QSG Quick Start Guide TWR K53N512 SCH Schematics TWR K53N512 PWA Design Package TWRPI SLCD SCH Schematics TWRPI SLCD PWA Design Package K53 Family Product Brief K53 Family Reference Manual Kinetis Quick Reference User Guide QRUG Tower Configuration Tool 2 Hardware Description The TWR K53N512 is a Tower Controller Module featuring the PKS3N512CMD100 an ARM Cortex M4 based microcontroller with segment LCD and USB 2 0 full speed OTG controllers in a 144 MAPBGA package with a maximum core operating frequency of 100MHz It is intended for use in the Freescale Tower System but can operate stand alone An on board debug circuit OSJTAG provides a JTAG debug interface and a power supply input through a single USB mini AB connector Figure 5 shows a block diagram of the TWR K53N512 The following sections describe the hardware in more detail Tower Elevator Expansion Connectors SDHC 125 SPI ADC USB DAC PWM UARTs Flexbus Ethernet 50 MHz OSC 32 768 KHz XTAL GPIO Interrupts Reset Inputs Battery VBAT RTC TSI GPIO Holder OPAMP TRIAMP DAC ADC SPI ADC GPIO Medical General Purpose C t Tower Plug in 50 5101 onnector TWRPI Touch amp Segment LCD Tower Plug in TWRP E Freescale Device B Ext
25. mm lithium battery e g 2032 2025 E t SW1 Primary Connector SW2 va Infra red circuit Touch TWRPI Socket General Purpose HEE gt LED Touch Buttons Tower Plug In L TS 1 2 TWRPI Socket MCU analogue SW3 Reset signals or medical module Power OSJTAG connector Mini B USB Connector PK53N512CMD100 Microcontroller Secondary Connector MMA7660 Figure 2 Callouts on front side of the TWR K53N512 Accelerometer TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 5 of 22 freescale semiconductor gt freescale semiconductor XX K TIT Potentiometer gt SD Card Socket s TECH 4 OUS 5 HA 2 3 99 wee 2 eo 83 5 VBAT RTC 2278 8 a Battery m5 2 Holder Figure 4 Callouts on back side of the TWR K53N512 1 3 Getting Started Follow the Quick Start Guide found printed in the TWR K53N512 box or the interactive DVD for the list of recommended steps for getting started There are also lab walk through guides available on the tool support page for the TWR K53N512 http www freescale com TWR K53N512 TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 6 of 22 freescale semiconductor 1 4 Reference Documents The documents listed below should be referenced for more information on the Kinetis family Tower Syste
26. net MAC is operating RMII mode synchronization of the MCU input clock and the 50 MHz RMIII transfer clock is important In this mode the MCU input clock must be kept TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 8 of 22 21 freescale semiconductor in phase with the 50 MHz clock supplied to the external PHY Therefore the TWR K53N512 provides the option see description for J11 in Table 6 to select the clock input to the MCU from 1 the on board 50MHz source or 2 an external clock from the CLKINO pin on the Primary Connector When the K53 is operating in Ethernet RMII mode the Tower peripheral module implementing the RMII PHY device should drive a 50 MHz clock on the CLKINO signal that is kept in phase with the clock supplied to the RMII PHY Refer to section 2 101 Segment LCD The segment LCD signals on the K53 devices are multiplexed with many other interface signals including several TSI signals that are accessible on the Touch TWRPI socket Therefore the Touch TWRPI socket on the TWR K53N512 may also be used to evaluate the segment LCD controller of the K53 device The TWRPI SLCD daughter card included with the TWR K53N512 plugs into the Touch TWRPI socket and provides a 28 segment LCD that can be driven directly by the K53 MCU Refer to Table 6 I O Connectors and Pin Usage Table for the segment LCD signals connection details Additionally many more segment LCD signals are routed to the Secondary
27. or easy signal access and side Boatd Connectors mounting board LCD e Four card edge module Size connectors Power regulation e Tower is approx 3 5 H e Uses PCI express circuitry x 3 5 W x 3 5 D when connectors x16 e Standardized signal fully assembled long 164 pins e Mounting holes Figure 1 Freescale Tower System Overview TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 4 of 22 2 freescale semiconductor eo 524 1 1 Contents TWR K53N512 contents include e TWR K53N512 board assembly 3ft USB cable Interactive DVD with software installers and documentation Quick Start Guide The TWR K53N512 KIT contains e TWR K53N512 MCU module TWR ELEV Primary and Secondary Elevator Modules TWR SER Serial module including USB host device OTG Ethernet CAN RS232 and RS485 1 2 Features Figure 2 and Figure 4 show the TWR K53N512 with some of the key features called out The following list summarizes the features of the TWR K53N512 Tower MCU Module PK53N512CMD100 K53N512 in 144 MAPBGA with maximum 100MHz operation Touch Tower Plug in Socket Medical Connector for MCU OPAMP TRIAMP DAC ADC signals General purpose Tower Plug in TWRPI socket On board JTAG debug circuit OSJTAG with virtual serial port Three axis accelerometer MMA7660 Two 2 user controllable LEDs Two 2 capacitive touch pads Two 2 user pushbutton switches Potentiometer Battery Holder for 20
28. rd 50 MHz osc enable by GPIO PTA19 allowing MCU to turn off clock for lower power consumption 4 Input Output Connectors and Pin Usage Table The following table provides details on which K53N512 pins are using to communicate with the LEDs switches and other 1 0 interfaces onboard the TWR K53N512 Note Some port pins are used in multiple interfaces on board and many are potentially connected to off board resources via the Primary and Secondary Connectors Take care to avoid attempted simultaneous usage of mutually exclusive features TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 18 of 22 2 gt freescale semiconductor Feature OSJTAG USB to serial Bridge SD Card Slot Infrared Port IRDA Pushbuttons Touch Pads LEDs Potentiometer Accelerometer General Purpose TWRPI Socket Table 7 1 0 Connectors and Pin Usage Table Connection OSJTAG Bridge RX Data OSJTAG Bridge TX Data SD Clock SD Command SD DataO SD Data1 SD Data2 SD Data3 SD Card Detect SD Write Protect IR Transmit IR Receive SW1 IRQO 5 2 1 SW3 RESET E1 Touch E2 Touch E1 Orange LED E2 Yellow LED Potentiometer R71 12 SDA 2 SCL IRQ TWRPI ANO J9 Pin 8 TWRPI 1 J9 Pin 9 TWRPI 2 J9 Pin 12 TWRPI IDO J9 Pin 17 TWRPI ID1 J9 Pin 18 TWRPI I2C SCL 710 Pin 3 TWRPI I2C SDA J10 Pin 4 TWRPI SPI MISO J10 Pin 9 TWRPI SPI MOSI J10 Pin 10 TWRPI SPI SS J10 Pin 11
29. rs RF transceivers and more The General Purpose TWRPI socket provides access to 2 SPI IRQs GPIOs timers analog conversion signals TWRPI ID signals reset and voltage supplies The pinout for the TWRPI Socket is defined in Table 2 Refer to Table 7 1 0 Connectors and Pin Usage Table for the specific K53 pin connections to the General Purpose TWRPI socket Table 2 General Purpose TWRPI socket pinout Left side 2x10 Connector Right side 2x10 Connector Pin Description Pin Description 1 5V VCC 1 GND 3 3 V VCC 2 GND 3 GND 3 12 SCL TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 12 of 22 2 freescale semiconductor 4 3 3V VDDA 4 12C SDA 5 VSS Analog GND 5 GND 6 VSS Analog GND 6 GND 7 VSS Analog GND 7 GND 8 ADC Analog 0 8 GND 9 ADC Analog 1 9 SPI MISO 10 VSS Analog GND 10 SPI MOSI 11 VSS Analog GND 11 SPI 55 12 ADC Analog 2 12 SPI CLK 13 VSS Analog GND 13 GND 14 VSS Analog GND 14 GND 15 GND 15 GPIO GPIOO IRQ 16 GND 16 GPIO GPIO1 IRQ 17 ADC TWRPI IDO 17 GPIO GPIO2 18 ADC TWRPI ID 1 18 GPIO GPIO3 19 GND 19 GPIO GPIO4 Timer 20 Reset 20 2 9 Touch Interface The touch sensing input TSI module of the Kinetis MCUs provides capacitive touch sensing detection with high sensitivity and enhanced robustness Each TSI pin implements
30. us chapter in the K53 Family Reference Manual for more information 2 15 Medical Connector The TWR K53N512 features a 2x10 expansion connector J19 called the MEDICAL CONNECTOR in the schematic also see Table 5 below This connector bridges the K53 MCU analog signals to external Freescale tower medical modules such as MED EKG Search MED EKG from Freescale com for detail The analog modules routed from K53N512 MCU to this connector are ADCO ADC1 OPAMPO OPAMP1 TRIAMPO TRIAMP1 and DACO K53N512 MCU GPIO PTC14 is used to turn on or off the power supply to the medical connector module 119 Pin 4 can be selected via J4 to use either I2C1 SCL signal or FTM2 1 FTM2 CH Flex Timer should be selected for the Pulse Oximeter module See Table 8 TWR K53N512 Primary Connector Pinout for more information When the DSC MC56F8006 from the MED EKG is enabled K53N512 can choose to read the conditioned EKG results output from the DSC via I2C transmission pin 3 and pin 4 via the medical connector To enable TWRK53N512UM TWR K53N512 Tower Module User s Manual Page 15 of 22 gt 2 2 freescale semiconductor 2 communication you must assemble the MEG EKG as a Tower System not just with the TWR K53N512 stand alone This is because the TWR SER has the pulled up resistors circuit required for I2C transmission Table 5 highlights the functions that are used to implement the MED EKG demonstration For detail about the

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