FRDM-KL02Z
Contents
1. KLO2Z32 PTB3 ir Er I2C INERTIAL SENSOR 0 1UF 10uF Rat 4 gt R22 4 7K 4 7K U7 35 PTBYIRO 161800 SCLIUARTO TX u i 35 IRQ 10800 LE Cf er PFTB4 ROQ 111200 SDAVARTO AX 2 anse INT1 h I TP24 INT PTAA 8 3 5 Pav3 USBSER MARIS BYP 2 NCS 3 i NCS i 513 10K 223 NCIS Te TP25 sod NC16 Ad 10K DNP Figure 6 MMA8451Q Schematic Diagram 5 5 RGB LED Three PWM capable KLO2Z32 signals are connected to a red green and blue LED The signal connections are shown in Table 4 below Table 4 RGB LED Signal Connections RGB LED KLO2Z128 Red Cathode PTB6 Green Cathode PTB7 Blue Cathode PTB10 FRDMKLO2ZUM FRDM KLO2Z User Manual Page 8 of 11 2 freescale semiconductor gt FTBYIRO STPMI CHO 35 2 ADCO SESPTEIGTPMO CH 35 Figure 7 RGB LED Schematic Diagram 5 6 Input Output Headers The KLO2Z32VLK4 microcontroller is packaged in an 32 pin QFN Some pins are utilized in on board circuitry but many are directly connected to one of four I O headers The pins on the KLO2Z microcontroller are named for their general purpose input output port pin function For example the 1 pin on Port A is referred to as PTA1 The I O connector pin names are given the same name as the KLO2Z pin connected to it where applicable 5 7 Arduino Compatibility The I O headers on the FRDM KLO2Z are arranged to allow compatibility with peripheral boards known a2. FRDM KLO2Z User Manual Rev O Freescale Semiconductor Inc FRDMKLO2ZUM 2 freescale semiconductor 1 Overview The Freescale Freedom development platform is an evaluation and development tool ideal for rapid prototyping of microcontroller based applications The hardware design is form factor compatible with popular third party hardware designed to work with Arduino and Arduino compatible boards The Freescale Freedom KLO2Z hardware is a simple yet sophisticated design featuring a Kinetis L Series microcontroller the industry s first microcontroller built on the ARM Cortex MO core The KLO2Z32VLK4 is the featured microcontroller on the FRDM KLO2Z The specifications of the KLO2Z32 and the flexible design of the FRDM KLO2Z enable a wide variety of design prototypes including those dependent on battery power or harvested energy The FRDM KLO2Z is the first hardware platform to feature the Freescale open standard embedded serial and debug adapter known as OpenSDA This circuit offers the user several options for serial communications flash programming and run control debugging There are also many software development tool options available to the user Choices include CodeWarrior for Microcontrollers IAR Embedded Workbench Keil MDK featuring the Vision IDE Red Suite from Code Red Technologies Atollic TrueSTUDIO Rowley Crossworks and more All of these features combine to give the user the freedoms needed t
3. Download and Install the latest Windows USB Drivers from the OpenSDA Support page accessed by selecting the SDA_INFO HTM link located on mass storage device enumerated from the connected FRDM KLO2Z Install the OpenSDA P amp E Debug Application using the OpenSDA Bootloader Following a power cycle the board should enumerate as a PEMicro OpenSDA Debug Driver device You now have working environment within CodeWarrior 10 3 FRDMKLO2ZUM FRDM KLO2Z User Manual Page 11 of 11
4. crystal 5 2 2 Reset The PTA2O RESET signal on the KL02Z32 is connected externally to a pushbutton SW1 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 Press and hold the Reset Bootloader pushbutton while you plug in a USB cable A to mini B to the OpenSDA USB connector J2 5 2 3 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 KLO2Z is the onboard OpenSDA circuit However an unpopulated 10 pin 0 05 Cortex Debug connector J1 provides access to the SWD signals SWD CONNECTOR lt YPTA2 CMPO OUT SWD DIO 3 4 X ADO SE12 CMPO INSPTAQIAQ OTPMI CH SWD CLK 34 5 J HOR 1X2 TH DNF There 1s a bottom layer trace shorting pin 1 to pin 2 of jumper i Figure 4 SWD connector 5 3 Capacitive Touch Slider Two Touch Sense Input GPIO signals GPIO PTA13 and PTB12 controlled by TSS lib emulate the TSI function Figure 5 GPIO Touch Pad FRDMKLO2ZUM FRDM KLO2Z User Manual Page 7 of 11 te fr eescale 5 4 3 axis Accelerometer A Freescale MMA8451Q low power three axis accelerometer is interfaced through an I C bus and two GPIO signals as shown in Table 3 below By default the I7C address is Ox1D SAO pulled high Table 3 Accelerometer Signal Connections
5. driver enumeration fails the driver can be ma Manual Driver Installation Process using the include INF file 1 If not already programmed install the OpenSDA MSD Application using the OpenSDA Bootloader FRDMKLO2ZUM FRDM KLO2Z User Manual Page 10 of 11 Lo 2 freescale semiconductor Open the Device Manager e g Control Panel gt System and Security gt System gt Device Manager or just type Device Manager in the search box of the Start Menu and hit Enter Look under Other Devices and locate the device with CDC in the name Right click this device and choose Update Driver Software Choose to Browse for the driver and navigate to the enumerate Mass Storage Device drive FRDM KLO2Z Click Install and follow the on screen prompts You should now have a new COM port under the Ports section in Device Manager You can use any terminal emulation program to connect to the COM port The default COM settings are Using the OpenSDA MSD Application to Program the KLO2Z 1 If not already programmed install the OpenSDA MSD Application using the OpenSDA Bootloader The OpenSDA application will enumerate as a Mass Storage Device drive While running the MSD Application drag drop or copy paste one of the precompiled S record or binary files into the MSD drive The application file will automatically be programmed and executed on the KLO2Z Using the OpenSDA P amp E Debug Application i
6. ine Interfaces HMI General purpose input output controller 5 FRDM KLO2Z Hardware Description 5 1 Power Supply The FRDM KLO2Z offers a design with multiple power supply options It can be powered from the USB connector 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 V n 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 O provides the operational details and requirements for the power supplies Table 1 Power Supply Requirements OpenSDA Regulated on Operational Zach OpenSDA USB 12 SV Yves Supply Source Valid Range 4 3 9V he ve 3 3V Pin 171 3 6V No No Coin Cell Battery 1713 6v no No Note that the OpenSDA circuit is only operational when a USB cable is connected and supplying power to J2 However protection circuitry is in place to allow multiple sources to be powered at once Figure 3 shows the schematic drawing for the power supply inputs and the on board voltage regulator FRDMKLO2ZUM FRDM KLO2Z User Manual Page 5 of 11 P 2 f TM Treescale semiconductor OPTIONAL Tri COIN CELL HOLDER pei 9 L les BATT IE LEFT PENG USBBER HE ER Paa HOR 18 TH ae are EN i pen Ce TF Gece s L i O BATSAG Pawia Vik L 3 af FAY VREG i a RER m ai i b
7. lock Diagram FRDMKLO2ZUM FRDM KLO2Z User Manual Page 3 of 11 2 freescale semiconductor J7 J8 OHeader KLO2Z 32QFN RGBLED I O Header i BF 1 pr i ee Capacitive Touch Reset Slider OpensDA J9 J10 O Header MMA8451Q VO Header Figure 2 FRDM KLO2Z Feature Call outs The target MCU featured on the FRDM KLO2Z is a Kinetis L Series KLO family device the KLO2Z32VLK4 Features of the KLO2Z32VLK4 target MCU include e 32 bit ARM Cortex MO core upto 48 MHz operation Single cycle fast I O access port e Memories 32 KB flash 4 KB SRAM e System integration Power management and mode controllers Low leakage wakeup unit Bit manipulation engine for read modify write peripheral operations Computer operating properly COP Watchdog timer e Clocks Clock generation module with FLL for system and CPU clock generation 4 MHz and 32 kHz internal reference clock FRDMKLO2ZUM FRDM KLO2Z User Manual Page 4 of 11 ve p gt fre escale semiconductor System oscillator supporting external crystal or resonator Low power 1kHz RC oscillator for COP watchdog e Analog peripherals 12 bit SAR ADC w DMA support High speed comparator e Communication peripherals One 8 bit Serial Peripheral Interfaces SPI Two I C modules One low power UART e Timers Two 2 channel Timer PWM modules Low power Timer LPT System tick timer e Human Mach
8. o rapidly prototype many embedded designs a powerful microcontroller built on a very low power core and SoC platform easy access to I O with a large ecosystem of compatible hardware a flexible programming and debug interface and a large ecosystem of software development environments Freedom 2 Reference Documents OpenSDA User s Guide A guide for users of the OpenSDA embedded circuit FRDM KLO2Z Quick Start Guide This document overview and detailed information for the FRDM KLO2Z hardware FRDM KLO2Z Schematics PDF schematics for the FRDM KL25Z hardware FRDM KLO2Z Pinouts Spreadsheet of pin connections for all MCU pins Includes pinout for the I O headers Arduino R3 compatibility chart and OpenSDA MCU pinout 3 Getting Started The FRDM KLO2 default demo shows the functionality of TSS library PWM Accelerometer Sensor Timer and I2C module KLO2 has no TSI module on chip so in this demo the Analog Slider pad is controlled with GPIO method by TSSW Use a mini USB cable to attach the FRDM KLO2Z to a USB power source either a USB port ona computer or a USB power supply The expected behavior of the demo is as follows FRDMKLO2ZUM FRDM KLO2Z User Manual Page 2 of 11 Lo 2 freescale semiconductor 1 Slide Down to Unlock Sliding your finger down along the TSS Pad E1 from 2 to 1 will unlock the tilt functionality of the demo 2 Tilt to adjust the LED With the demo Unlocked tilting the board
9. s 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 Uno Revision 3 board design PTB3 10 PTB4 9 C AREF 8 GND 7 1 SDA PTD5 PTBO 6 2 P3V3 PTAG 5 3 RESET PTA1 PTA7 4 4 P3V3 PTAS 3 5 PSV USB PIB11 22 6 GND PTB10 1 7 GND 8 P5 9V VIN PTB7 8 PTB6 7 1 PTB8 PTA12 6 2 PTB9 PTA10 5 3 PTB13 PTB5 4 4 PTAO PTA11 3 5 PTAS PTB1 2 6 PTA8 PTB2 1 Figure 8 FRDM KLO2 Pinout FRDMKLO2ZUM FRDM KLO2Z User Manual Page 9 of 11 Lo 2 freescale semiconductor 6 FRDM KL02Z OpenSDA Overview By default the FRDM KL02Z board comes pre programmed with the OpenSDA Bootloader Using the OpenSDA Bootloader 1 Press and hold the Reset Bootloader pushbutton while you plug in a USB cable A to mini B to the OpenSDA USB connector J2 Release the pushbutton 2 The FRDM KLO2Z should enumerate as a mass storage device with a volume label of BOOTLOADER 3 You may now drag drop or copy paste OpenSDA applications e g Debug App MSD Programming App CMSIS DAP to your OpenSDA drive Applications can be found in the applications folder of the OpenSDA package 4 Unplug the USB cable and plug it in again Note this is a step that will not be required on future versions of the OpenSDA bootloader 5 You should now be r
10. unning the programmed OpenSDA application 6 To boot back into the Bootloader start over at step 1 Reading the installed OpenSDA hardware information 1 Boot into the OpenSDA bootloader mode by following the steps in Using the OpenSDA Bootloader section 2 Open BOOTLOADER mass storage device drive 3 Open SDA_INFO HTM file with any web browser An HTML page will open with your Freedom OpenSDA hardware information including bootloader and application installation details 4 This HTML page will also include links to download the latest OpenSDA Firmware MSD amp Debug applications as well as USB Drivers for OpenSDA CDC device Installing the OpenSDA CDC Drivers The Debug and MSD applications both include a CDC device for USB serial port The following instructions are specific to Windows 7 Note Driver installation for other operating systems may be slightly different Recommended Driver Installation Process 1 Download the latest Windows USB Drivers from the OpenSDA Support page accessed by selecting the SDA_INFO HTM link located on mass storage device enumerated from the connected FRDM KLO2Z 2 Disconnect the FRDM KLO2Z from the host PC and install the downloaded Windows USB Driver installation executable 3 Once the installation is complete plug in your board that has be programmed with either the MSD or Debug application 4 Windows should automatically enumerate as an OpenSDA CDC Serial Port If the
11. will change the RGB values displayed on the LED 3 Slide Up to Lock Sliding your finger up along the TSS Pad E1 from 1 to 2 will unlock the tilt functionality of the demo and the LED will only display the default color This example demo can be restored using the OpenSDA MSD application documented later in this User Manual 4 FRDM KL02Z Hardware Overview The FRDM KLO2Z is a microcontroller development board based on the Freescale Freedom platform featuring the following e Kinetis L Series KLO2 family MCU in an 32QFN package I O headers for easy access to MCU I O pins Freescale 3 axis accelerometer sensor MMA8451Q Capacitive touch slider using GPIO method based on TSS lib Reset pushbutton RGB LED On board serial and debug adapter OpenSDA Figure 1 shows a block diagram of the FRDM KLO2Z design I O Header cra I O 5V Vin 3 3V 3 3V LDO PERS ORS OE te SM ea eRe ee ret B i ab i E Big USB UART Tp USB D D PI GPIO gt SWD GPIO D 0 A 10 pin E Debug RESET D O H 8 MHz w 32 768 Khz Boy U jo L2C GPIO BL 10 pin OpenSDA i Debug Inertial Sensor Soasoosoosososseosssossososse sooo ssesn use sn sns se sus none 0100000 000 2 Dt I O Header Indicates optional items that will not be populated by default Figure 1 FRDM KLO2Z B
12. yg BATS4C SCHNITTE B K HOR 182 TH 35 Figure 3 Power Supply Schematic Table 2 FRDM KLO2Z Power Supplies Power Supply Name Description A Schottky diode provides back drive protection through a back drive protection Schottky diode Coin cell battery supply voltage Sources power to the P3V3 supply rail through a back drive protection Schottky diode Main supply rail for the FRDM KLO2Z assembly May be sourced from P3V3 P3V3 VREG P3V3 BATT or directly from the I O headers J9 pin 2 and pin 4 energy consumption measurements energy consumption measurements Notes 1 By default the linear regulator U6 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 KLO2Z microcontroller has an operating range of 1 71V to 3 6V 2 J4 and J5 are not populated by default The two pins of these headers are shorted together by a trace on the bottom layer of the PCB To measure the energy consumption of either the KLO2Z 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 FRDMKLO2ZUM FRDM KLO2Z User Manual Page 60f 11 2 freescale semiconductor 5 2 KL02Z Microcontroller 5 2 1 Clock Source The KL02Z32 on the FRDM KLO2Z is clocked from a 32 768KHz
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