FRDM-KL46Z User`s Manual - Freescale Semiconductor
Contents
1. 1 LCD P40 COMO 2 LCD P52 COM1 3 LCD P19 COM2 4 LCD_P18 COM3 5 LCD P37 6 LCD P17 F b 8 LCD P8 9 LCD P53 10 LCD P38 11 LCD P10 12 LCD Pti o Cpl 0 A i i Ban e f il N eN eo Figure 6 s401 segments layout 5 1 9 Capacitive Touch Slider Two Touch Sense Input TSI signals TSIO CH9 PTB16 and TSIO CH10 PTB17 are connected to capacitive electrodes configured as a touch slider Freescale s Touch Sense Software TSS provides a software library for implementing the capacitive touch slider 5 1 10 Three axis Accelerometer A Freescale MMA8451Q low power three axis accelerometer is interfaced through an IzC bus and two GPIO signals as shown in Table 5 below By default the l2C address is Ox1D SAO pulled high Table 5 Accelerometer Signal Connections SCL PTE25 TPMO CH1 12CO SDA SDA PTE24 TPMO CHO I2CO SCL INT1 ACCEL PTC5 LLWU P9 INT2 ACCEL PTD1 shared with INT2 MAG Freescale Semiconductor Inc FRDM KL46Z Page 13 of 17 e a oe 2 freescale semiconductor 5 1 11 Three axis Digital Magnetometer A Freescale MAG3110 Three Axis Digital Magnetometer is interfaced through an I2C bus and one GPIO signals as shown in Table 6 below Table 6 Magnetometer Signal Connections SCL PTE25 TPMO CH1 12CO SDA SDA PTE24 TPMO CHO I2CO SCL INT1 MAG PTD1 shared with INT2 ACCEL can be isolated removing R50 5 1 12 LEDs Two LED Green LED is PWM capable Sign2. slider Ambient light sensor MMA8451Q accelerometer MAG3110 Magnetometer 2 user LEDs 2 user push buttons Flexible power supply options USB coin cell battery external source Battery ready power measurement access points Easy access to MCU I O via Arduino R3 compatible I O connectors Programmable OpenSDA debug interface with multiple applications available including o Mass storage device flash programming interface o P amp E Debug interface provides run control debugging and compatibility with IDE tools o CMSIS DAP interface new ARM standard for embedded debug interface o Data logging application Arduino R3 compatibility Figure 1 shows a block diagram of the FRDM KL46Z design The primary components and their placement on the hardware assembly are pointed out in Figure 2 Freescale Semiconductor Inc FRDM KL46Z Page 4 of 17 2 freescale semiconductor I O Header je zLCG sicD m a Ill pin 2 C Inbertial Debug Sensor ZElectrode FO Header Figure 1 FRDM KL46Z block diagram Freescale Semiconductor Inc FRDM KL46Z Page 5 of 17 2 freescale semiconductor mon ERDM KILAGZ ou en a ane ouc ider swa SW3 Light sensor 4 Digit Red LED Segment LCD J41 O J11 O Header Header a 331 0 Header KL46Z256 Magnetometer J2 1 O MAG3110 Header Accelerometer MMA8451Q Tt TA Dep Reset KL46 USB OpenSDA USB Figure 2 FRDM KL46Z main comp
3. 2 freescale semiconductor FRDM KL46Z User s Manual FRDM KL46Z UM Rev 1 0 Freescale Semiconductor Inc Microcontroller Solutions Group e Tv oe freescale semiconductor Table of Contents 1 FRDM KL46Z Overview sse ei tata taa aa A anana aa ak anket ANA MA nannan nannan nannan nananana nnana 3 2 References documents 00haaa2taaaeat rate atanta aaa ak aaeo aka ak atan aa aaan aa eaae aa anan aaaoa kann anan sanss nnana annann nanmanna nnana 3 3 Getting Started tk k oke ak ki ik tk kk kk e ein cts kk kk k a ka ka e a kk kk kk DA kk k idani eke ik 3 4 FRDM KL46Z Hardware Overview sseeeennnna nanna na A eaan on naanananas anana nnannnnaannnn 4 5 FRDM KL46Z Hardware Description 20 0 2r200aeraraeterartreotasaranaesonasasnouasananaosonasasunannnnnasononasnsanuanannnnnn 7 5 1 1 Power Supply 5 1 2 Serial and Debug Adapter OpenSDA aa ekite tee ann ea eee tee aa aka aka ekta a a aaa EEA aaa saaa aaa aaa aaa a saaa anonse a saaa sane no nazz 9 S13 GIO CHAS OU FO Orns pann cea cts a es ft ta ano kn a e a da kk e da a kai a e a aa ane n eae nonce 5 1 4 USB Interface 5 1 5 Serial Port ALO ROSE t 5 1 7 Debug 5 1 8 Segment LCD 5 1 9 Capacitive Touch Slider 5 1 10 Three axis Accelerometer 5 1 11 Three axis Digital Magnetometer Ded AD BED Sea 51 43 Visible lieht Sensor iii iii Ait anpe e kas dann ol gad ee os padan b so dak
4. 6Z hardware All of these documents are available online at www freescale com FRDM KL46Z Table 1 FRDM KL46Z Reference Documents Filename Description FRDM KL46Z Quick Start Package Quick Start Guide and supporting files for getting started with the FRDM KL46Z FRDM KL46Z User s Manual This document overview and detailed information for the FRDM KL46Z hardware FRDM KL46Z Pinouts Spreadsheet of pin connections for all MCU pins Includes pinout for the I O headers Arduino R3 compatibility chart and OpenSDA MCU pinout FRDM KL46Z Schematics PDF schematics for the FRDM KL46Z hardware FRDM KL46Z Design Package Zip file containing all design source files for the FRDM KL46Z hardware OpenSDA User s Guide Overview and instructions for use of the OpenSDA embedded 3 Getting started Refer to the FRDM KL46Z Quick Start Package for step by step instructions for getting started with the FRDM KL46Z See the Jump Start Your Design section on http www freescale com FRDM KL46Z for the Quick Start Package and software lab guides Freescale Semiconductor Inc FRDM KL46Z Page 3 of 17 e e e Z freescale semiconductor 4 FRDM KL46Z Hardware Overview The features of the FRDM KL46Z include gt MKL46Z256VLLZ4 MCU 48 MHz 256KB Flash 32 KB RAM Low power 100LQFP package Dual role USB interface with mini B USB connector Open SDA 4 digit segment LCD module Capacitive touch
5. D or compatible connector can be added to the J11 through hole connector A mating cable such as a Samtec FFSD IDC cable can then be used to connect from the OpenSDA of the FRDM KL46Z to an off board SWD connector Virtual Serial Port A serial port connection is available between the OpenSDA MCU and pins PTA1 and PTA2 of the KL46 Several of the default OpenSDA Applications provided by Freescale including the MSD Flash Programmer and the P amp E Debug Application provide a USB Communications Device Class CDC interface that bridges serial communications between the USB host and this serial interface on the K20 5 3 MKL46Z4 Microcontroller The target microcontroller of the FRDM KL46Z is the KL462Z256VLL4 a Kinetis L series device in an 100 LQFP package The KL46Z MCU features include e 32 bit ARM Cortex M0 core o up to 48 MHz operation o Single cycle fast I O access port Freescale Semiconductor Inc FRDM KL46Z Page 10 of 17 e e oF 2 freescale semiconductor e Memories e 256 KB flash e 32 KB SRAM e System integration o Power management and mode controllers o Low leakage wakeup unit o Bit manipulation engine for read modify write peripheral operations o Direct memory access DMA controller o Computer operating properly COP Watchdog timer e Clocks o Clock generation module with FLL and PLL for system and CPU clock generation 4 MHz and 32 kHz internal reference clock System oscillator supporting ext
6. V VIN Power supplied from the Vin pin of the I O headers J9 pin 16 A Schottky diode provides back drive protection P5V SDA Power supplied from the OpenSDA USB connector A Schottky diode provides back drive protection P5V KL46Z Power supplied from the KL46Z USB connector A Schottky diode provides back drive protection P3V3 VREG Regulated 3 3V supply Sources power to the P3V3 supply rail througha back drive protection Schottky diode 1 P3V3 BATT Coin cell batterv supplv voltage Sources power to the P3V3 supply rail through a back drive protection Schottky diode P3V3 Main supply rail for FRDM KL46Z assembly May be sourced from P3V3 VREG P3V3 BATT or directly from the I O headers J9 pin 8 P3V3 KLA6Z KL46Z MCU supply Header J17 provides a convenient means for energy consumption measurements 2 P3V3 SDA OpenSDA circuit supplv Header J9 provides a convenient means for energv consumption measurements 2 P5V USB Nominal 5V supplied to the I O headers J3 pin 10 Sourced from either the PSV K20D50M or P5V OSDA supply through a back drive protection Schottky diode NOTES 1 By default the linear regulator U1 is a 3 3V output regulator However this is a common footprint that would allow the user to modify the assembly to utilize an alternative device such as a 1 8V or 2 5V regulator The KL46 microcontroller has an operating range of 1 71V to 3 6V 2 J17 and J9 are not populated by default The two pins of these headers are s
7. ace on the FRDM KL46Z is configured as a full speed USB device VREGIN must be powered to enable the internal circuitry of USB by jumper J7 5 1 5 Serial Port The primary serial port interface signals are PTA1 UARTO RX and PTA2 UARTO_TX These signals are connected the OpenSDA 5 1 6 Reset The RESET signal on the K20 is connected externally to a pushbutton SW2 and also to the OpenSDA circuit The reset button can be used to force an external reset event in the target MCU The reset button can also be used to force the OpenSDA circuit into bootloader mode Please refer to section 5 2 Serial and Debug Adapter OpenSDA for more details 5 1 7 Debug The sole debug interface on all Kinetis L Series devices is a Serial Wire Debug SWD port The primary controller of this interface on the FRDM KL46Z is the onboard OpenSDA circuit see section 5 2 However an unpopulated 10 pin 0 05 Cortex Debug connector J11 provides access to the SWD signals The Samtec FTSH 105 02 F D or compatible connectors can be added to the J11 through hole debug connector to allow for an external debug cable to be connected 5 1 8 Segment LCD Freescale Semiconductor Inc FRDM KL46Z Page 12 of 17 Ya 2 freescale semiconductor FRDM KL46Z is using a 4 digit display LUMEX LCD S401M16KR 4x8 segments following table shows connection from KL46 to 401 display Table 4 sLCD connections s401 pin KL46 LCD Pin
8. al connections are shown in Table 7 Table 7 LED Signal Connections Red JPIDS PTE29 TPMO CH2 Freescale Semiconductor Inc FRDM KL46Z Page 14 of 17 v o 2 freescale semiconductor 4 5 1 13 Visible light sensor The FRDM KL46Z has a visible light sensor that is connected to ADCO SE3 VISIBLE LIGHT SENSOR J8 HDR 1X2 TH DNP lt DUight sns 3 PTE22 ADCO DP3 ADCO SE3 Q1 ALS PT19 315C L177 TR8 Figure 7 Visible light sensor schematic Freescale Semiconductor Inc FRDM KL46Z Page 15 of 17 e ae freescale semiconductor 5 1 14 Input Output Connectors The MKL46Z256VLL4 microcontroller is packaged in a 100 pin LQFP Some pins are utilized in on board circuitry but many are directly connected to one of four I O headers The pins on the KL46 microcontroller are named for their general purpose input output port pin function For example the 1st pin on Port A is referred to as PTA1 The I O connector pin names are given the same name as the KL46 pin connected to it where applicable FROM Ki46 _ 1 PTC13 oq 3 PTC16 0 9 PTA14 w 11 PTAI5 jes je Figure 8 FRDM KL46 Pin Out Freescale Semiconductor Inc FRDM KL46Z Page 16 of 17 e e e 2 freescale semiconductor Note that all pinout data is available in spreadsheet format in FRDM KL46Z Pinouts See the Reference Documents section for details 5 1 15 Ard
9. debi no a RA 5 1 14 Input Output Connectors 5 1 15 Arduino Compatibility Freescale Semiconductor Inc FRDM KL46Z Page 2 of 17 e e oe 2 freescale semiconductor 1 FRDM KL46Z Overview The Freescale Freedom development platform is a set of software and hardware tools for evaluation and development It is ideal for rapid prototyping of microcontroller based applications The Freescale Freedom KL46Z hardware FRDM KL46Z is a simple yet sophisticated design featuring a Kinetis L series microcontroller built on the ARM Cortex MO core FRDM KL46Z can be used to evaluate the KL46 KL36 KL26 and KL16 Kinetis L series devices It features a MKL46Z256VLL4 this device boasting a max operating frequency of 48MHz 256KB of flash 32KB RAM a full speed USB controller segment LCD controller and loads of analog and digital peripherals The FRDM KL46Z hardware is form factor compatible with the Arduino R3 pin layout providing a broad range of expansion board options The on board interfaces includes a 4 digit segment LCD a 3 axis digital accelerometer magnetometer capacitive touch slider and ambient light sensor The FRDM KL46Z features the Freescale open standard embedded serial and debug adapter known as OpenSDA This circuit offers several options for serial communications flash programming and run control debugging 2 References documents The table below provides a list of reference documents for the FRDM KL4
10. ernal crystal or resonator Low power 1kHz RC oscillator for RTC and COP watchdog ooo e Analog peripherals o 16 bit SAR ADC w DMA support o 12 bit DAC w DMA support o High speed comparator o e Communication peripherals One Integrated Interchip Sound I2S Audio Interface SAl Two 8 bit Serial Peripheral Interfaces SPI USB dual role controller with built in FS LS transceiver USB voltage regulator Two I2C modules One low power UART and two standard UART modules 00000 0 e Timers o One 6 channel Timer PWM module o Two 2 channel Timer PWM modules o 2 channel Periodic Interrupt Timer PIT o Real time clock RTC o Low power Timer LPT o System tick timer e Human Machine Interfaces HMI o Segment LCD controller Maximum segment is 8X47 or 4x51 o General purpose input output controller o Capacitive touch sense input interface hardware module Freescale Semiconductor Inc FRDM KL46Z Page 11 of 17 e e e 2 freescale semiconductor 5 1 3 Clock source The Kinetis KL46 microcontrollers feature an on chip oscillator compatible with three ranges ofinput crystal or resonator frequencies 32 40 kHz low freq mode 3 8 MHz high freq mode low range and 8 32 MHz high freq mode high range The KL46Z2560n the FRDM KL46Z is clocked from an 8 MHz crystal 5 1 4 USB Interface The Kinetis KL46 microcontrollers feature a dual role USB controller with on chip full speed and low speed transceivers The USB interf
11. eset signal to the KL46 target MCU It can also be used to place the OpenSDA circuit into Bootloader mode SPI and GPIO signals provide an interface to either the SWD debug port of the K20 Additionally signal connections are available to implement a UART serial channel The OpenSDA circuit receives power when the USB connector J13 is plugged into a USB host Debug Interface Signals with SPI and GPIO capability are used to connect directly to the SWD of the KL46 These signals are also brought out to a standard 10 pin 0 05 Cortex Debug connector J11 It is possible to isolate the KL46 MCU from the OpenSDA circuit and use J11 to connect to an off board MCU To accomplish this cut the trace on the bottom side of the PCB that connects J18 pin 2 to J11 pin 2 This will disconnect the SWD CLK pin to the KL46 so that it will not interfere with the communications to an off board MCU connected to J11 Freescale Semiconductor Inc FRDM KL46Z Page 9 of 17 e eo 2 freescale semiconductor SHORTING HEADER ON BOTTOM LAYER SWD CONNECTOR Jumper is shorted by a cut trace on bottom layer Cutting the trace will effectively isolate the on board MCU from the OpenSDA debug interface KL25 SWD CLK J18 HDR 1X2 TH DNP P3V3 KL46Z SWD DIO TGTMCU X SWD CLK TGTMCU 4 lt RST K20D50 B 4 5 HDR 2X5 GND DNP Figure 5 SWD Debug Connector Note that J11 is not populated by default A Samtec FTSH 105 02 F
12. horted together by a trace on the bottom layer of the PCB To measure the energy consumption of either the KL46 or the OpenSDA MCU the trace between these pins must first be cut A current probe or a shunt resistor and voltage meter can then be applied to measure the energy consumption on these rails Freescale Semiconductor Inc FRDM KL46Z Page 8 of 17 e e oe 2 freescale semiconductor 5 1 2 Serial and Debug Adapter OpenSDA OpenSDA is an open standard serial and debug adapter It bridges serial and debug communications between a USB host and an embedded target processor as shown in Figure 4 The hardware circuit is based on a Freescale Kinetis K20 family microcontroller MCU with 128 KB of embedded flash and an integrated USB controller OpenSDA features a mass storage device MSD bootloader which provides a quick and easy mechanism for loading different OpenSDA Applications such as flash programmers run control debug interfaces serial to USB converters and more Refer to the OpenSDA User s Guide for more details OpenSDA OpenSDA MCU K20DX128Vxx5 USB Host MSD Bootloader Target Processor IDE ERE nRESET UART TX RX File System UART RX TX Serial Terminal SP GHG SWD JTAG Application Figure 4 OpenSDA High Level Block Diagram OpenSDA is managed by a Kinetis K20 MCU built on the ARM Cortex MA core The OpenSDA circuit includes a status LED D8 and a pushbutton SW2 The pushbutton asserts the R
13. onents placement Freescale Semiconductor Inc FRDM KL46Z Page 6 of 17 e e mW 2 freescale semiconductor 5 FRDM KL46Z Hardware Description 5 1 1 Power Supply There are multiple power supply options on the FRDM KL46Z It can be powered from either of the USB connectors the Vin pin on the I O header an on board coin cell battery or an off board 1 71 3 6V supply from the 3 3V pin on the I O header The USB and Vin supplies are regulated on board using a 3 3V linear regulator to produce the main power supply The other two sources are not regulated on board Table 2 provides the operational details and requirements for the power supplies Table 2 FRDM KL46 Power Requirements eos jw Wien L Lou avn jimsw jw Coin Cell 1 71 3 6V Batterv Note that the OpenSDA circuit is only operational when a USB cable is connected and supplying power to OpenSDA USB However protection circuitrv is in place to allow multiple sources to be powered at once i OPTIONAL COIN CELL HOLDER i ON BOTTOM LAYER i TP6 J17 i HDR 1X2 TH P3V3 KL46Z MBR120VLSFTIG L D3 P3V3 SDA D4 MBR120VLSFT1G A je J9 HDR 1X2 TH J6 DNP 10uF ME O AAA HDR 1X2 TH 10uF DNP SHORTING HEADER i K i ON BOTTOM LAVER GND GND i 20mOhm i lResistor in Figure 3 Power Supplv Schematic Freescale Semiconductor Inc FRDM KL46Z Page 7 of 17 e cA DE freescale semiconductor Table 3 FRDM KL46Z Power Supplies P5 9
14. uino Compatibilitv The I O headers on the FRDM KL46Z are arranged to allow compatibility with peripheral boards known as shields that connect to Arduino and Arduino compatible microcontroller boards The outer rows of pins the even numbered pins on the headers share the same mechanical spacing and placement as the I O headers on the Arduino Revision 3 R3 standard Freescale Semiconductor Inc FRDM KL46Z Page 17 of 17
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