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特価

Qwiic JST Connector - SMD 4-Pin Vertical
SPARKFUN¥259税込¥2851個33日以内出荷Description。Here is a tiny 4-pin Qwiic 1mm JST connector. This connector mounts to allow you to connect your cable vertically, great for tight spaces. This connector is used on all of our Qwiic-based boards and can be used to create your own I2C-basedアズワン品番67-0425-88
JST SH Vertical 6-Pin Connector - SMD
SPARKFUN¥719税込¥7911個33日以内出荷仕様●シリーズ名:(汎用品)●種別:GPSアズワン品番67-0453-87
Qwiic JST Connector - SMD 4-pin Horizontal
SPARKFUN¥209税込¥2301個33日以内出荷Description。Here is a tiny 4-pin Qwiic 1mm JST connector. This connector is used on all of our Qwiic-based boards and can be used to create your own I2C-based device compatible with the Qwiic system. Additionally, this connector will mate with all ofアズワン品番67-0425-41
JST Right-Angle Connector - SMD 2-Pin Black
SPARKFUN¥329税込¥3621個33日以内出荷Description。This is a two pin, compact surface mount JST connector. We really like the solid locking feeling and high current rating on these small connectors. We use these all the time as battery connectors.アズワン品番67-0425-09
PureThermal Mini Pro JST-SR with FLIR Lepton 3.5
SPARKFUN¥129,800税込¥142,7801個33日以内出荷Description。The new PureThermal Mini Pro JST-SR with Thermal by FLIR is a hackable thermal camera for the FLIR Lepton thermal imaging camera core. Just like its PureThermal 2 predecessor, it ships pre-configured to operate as a plug-and-play UVC 1.0 USB thermal webcam that will work with standard webcam and video apps on all major platforms using a JST-SR to USB Cable, or your own custom cable. For developers, its reference firmware and viewer software are open source.。It has multiple connection options such as solder straight to the board or a custom cable using the JST-SR port. The PTMini Pro also features four mounting holes, less complex circuitry, and perhaps best of all, USB DFU. This is a development kit ready to be embedded into a production system.。Each board comes with a FLIR Lepton 3.5.。The FLIR Lepton(R)is a radiometric-capable LWIR camera solution that is smaller than a dime, fits inside a smartphone, and is one tenth the cost of traditional IR cameras. Using focal plane arrays of either 160x120 or 80x60 active pixels, Lepton easily integrates into native mobile-devices and other electronics as an IR sensor or thermal imager. The radiometric Lepton captures accurate, calibrated, and noncontact temperature data in every pixel of each image.。Features。PureThermal:Compatible with all production FLIR Leptons, including radiometric 2.5 and 3.5 cores。9 Hz color video over usb using the USB UVC class。STM32F412 ARM microprocessor - execute on-board image processing without need for an external system。Open source reference firmware:GroupGets PureThermal Github。Works with GetThermal - our custom open source thermal video display software for macOS and Linux with radiometric support。DFU over USB using a JST-SR port to USB cable, or a modified USB cable and the through holes.。Four mounting holes。Compact form-factor ready to be embedded into production systems。FLIR Lepton 3.5:Thermal sensitivity:< 50 mK(0.050℃)。Spectral Range:8 - 14 microns(nominal)Long Wave Infrared(LWIR)。Resolution:160h×120v pixels。Radiometric Accuracy - High Gain Mode:Greater of +/- 5℃ or 5%(typical); Low Gain Mode:Greater of +/- 10℃ or 10%(typical)。Scene Dynamic Range - High Gain Mode:-10° to +140℃; Low Gain Mode:-10° to +400℃(at room temperature), -10° to +450℃(typical)。Pixel Size:12 micrometers。Frame Rate:8.7 Hz(effective)。Output Format:User-selectable 14-bit, 8-bit(AGC applied), or 24-bit RGB(AGC and colorization applied)。Horizontal Field of View(HFOV):57°。Lens Type:f/1.1。Size(w×l×h):10.50×12.70×7.14 mm。Weight:0.9 grams。Power Consumption:150 mW typical, 650 mW during shutter event, 5mW standby。Optimum Operating Temperature Range:-10℃ to + 80℃アズワン品番67-0423-44
JST Right-Angle Connector - Through-Hole 2-Pin
SPARKFUN¥299税込¥3291個33日以内出荷仕様●ピン数:2極●メス/オス:-●列数:-●ピンピッチ:-●向き:-●プロファイル(標準/低背):-●シリーズ名:-●正式型番:-●ピン数:2極アズワン品番68-2029-11
Breadboard to JST-ZHR Cable - 5-pin×1.5mm Pitch
SPARKFUN¥1,198税込¥1,3181個33日以内出荷Description。This is a 5-pin JST-ZHR cable that's terminated on the end with breadboard breadboard compatible Dupont connectors. It's the same cable that comes with our SPS30 Particulate Matter Sensor and is a great spare if you need one or if you happアズワン品番67-0420-44
Battery Holder 2xAA with Cover and Switch - JST Connector
SPARKFUN¥639税込¥7031個33日以内出荷仕様電池サイズ:単3電池、本数:2本、縦:1、横:2、両面:片面、取付:リード線、スイッチ:あり、カバー:あり、67.9mm×32.8mm×18.25mmアズワン品番67-0454-48
Flexible Qwiic Cable - Female Jumper 4-pin
SPARKFUN¥579税込¥6371個当日出荷Description。This is a jumper adapter cable that comes pre-terminated with a female Qwiic JST connector on one end and female connectors on the other. The cable insulation is made from a highly malleable material making it more flexible than our originaアズワン品番67-0420-61
ラッチロック式ソレノイド 12V
SPARKFUN¥4,698税込¥5,1681個欠品中質量(kg)0.16電源電圧(V)12ワイヤー長(mm)250、2ピンオスJSTコネクタで終端起動時間(秒)1~10秒サイズ(mm)41.5×54.5×30、ロックピン:10アズワン品番64-5660-21消費電流600mA
Flexible Qwiic Cable - 500mm
SPARKFUN¥969税込¥1,0661個33日以内出荷Description。This is a 500mm long 4-conductor cable with 1mm JST termination. It's designed to connect Qwiic enabled components together but can be used for other applications as well. The cable insulation is made from a highly malleable material makinアズワン品番67-0426-03
Flexible Qwiic Cable - 200mm
SPARKFUN¥689税込¥7581個33日以内出荷Description。This is a 200mm long 4-conductor cable with 1mm JST termination. It's designed to connect Qwiic enabled components together but can be used for other applications as well. The cable insulation is made from a highly malleable material making it more flexible than our original Qwiic cable particularly in tight spaces or enclosures.。Each Qwiic Cable's wires have been color coded to red, black, blue and yellow.。The SparkFun Qwiic connect system is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。。Features。Dimensions:200mm(7.87")Lengthアズワン品番67-0426-04
Flexible Qwiic Cable - 50mm
SPARKFUN¥469税込¥5161個33日以内出荷。Description。This is a 50mm long 4-conductor cable with 1mm JST termination. It's designed to connect Qwiic enabled components together but can be used for other applications as well. The cable insulation is made from a highly malleable material making it more flexible than our original Qwiic cable particularly in tight spaces or enclosures.。Each Qwiic Cable's wires have been color coded to red, black, blue and yellow.。The SparkFun Qwiic connect system is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。。Features。Dimensions:50mm(1.96")Lengthアズワン品番67-0426-06
Flexible Qwiic Cable - 100mm
SPARKFUN¥659税込¥7251個33日以内出荷Description。This is a 100mm long 4-conductor cable with 1mm JST termination. It's designed to connect Qwiic enabled components together but can be used for other applications as well. The cable insulation is made from a highly malleable material making it more flexible than our original Qwiic cable particularly in tight spaces or enclosures.。Each Qwiic Cable's wires have been color coded to red, black, blue and yellow.。The SparkFun Qwiic connect system is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。。Features。Dimensions:100mm(3.93")Lengthアズワン品番67-0426-05
SparkFun Qwiic Cable Kit
SPARKFUN¥3,898税込¥4,2881個33日以内出荷。Description。The SparkFun Qwiic Connect System is constantly growing in popularity with makers. So to make it even easier to get started, we've assembled this Qwiic Cable Kit for everyone. If you aren't sure which Qwiic cable to use, this handy box includes all of them allowing you to save a little money and time! It has a little something for everyone.。The SparkFun Qwiic Cable Kit includes 10 cables of various lengths and styles that will get your Qwiic boards connected together, to a development platform, or to a breadboard. Each Qwiic Cable's wires have been color coded to red, black, blue and yellow with 1mm JST termination.。The SparkFun Qwiic connect system is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.アズワン品番67-0424-24
Teensy Arduino Shield Adapter
SPARKFUN¥4,798税込¥5,2781個33日以内出荷Description。The Teensy is an amazing and compact development platform in breadboard friendly form factor, but what if you could incorporate it into the Arduino architecture? The Teensy Arduino Shield Adapter allows you to attach your Teensy and utilize your favorite Arduino shields without the requirement of breadboard or any complicated wiring. Needless to say, the Teensy Arduino Shield Adapter is useful tool for upgrading all of your existing Arduino projects to more powerful controller!。As we stated before, the Teensy Arduino Shield Adapter provides basic Arduino compatibility with your run-of-the-mill shield but there are few other fun features that we've added on, as well. These features include Real Time Clock(RTC)battery, JST battery connector, 4-12V barrel jack connector, an ICSP header, and more. Because this board is simply an adapter, there is no special programming required to start working with the adapter. You will, however, need to program the Teensy for any Arduino shield you'd like to work with.。While the adapter design can fit the Teensy LC footprint, it has been designed to fully utilize the features of the Teensy 3.1. Not all of the features available on the adapter are compatible with the LC so please be sure to check the Hookup Guide in the。Documents。section below to ensure functionality for your project. Please keep in mind that this adapter may be incompatible with some 5V Arduino shields. Please check our hookup guide for more information.。Note:The Teensy Arduino Shield Adapter comes as kit and will need to be soldered together.。Note:Due to the requirements of shipping the batteries in this kit, orders may take longer to process and therefore do not qualify for same-day shipping. Additionally, these batteries can not be shipped via Ground or Economy methods to Alaska or Hawaii. Sorry for any inconvenience this may cause.。Features。Arduino R3 Interface。Real Time Clock Battery。JST Battery Connector。Barrel Jack。I2C Jumpers。ICSP Header。DAC Pin Headerアズワン品番67-0424-36
SparkFun Educator Lab Pack for micro:bit v2
SPARKFUN¥109,800税込¥120,7801個33日以内出荷Description。The micro:bit v2 Educator's Lab Pack includes 10 micro:bit v2 boards and everything you need to get you started with the new learning platform. The Lab Pack has everything you need, including micro:bits, cables, battery packs and a few parts to experiment with. This package provides an easy way to introduce your students to the micro:bit without any difficulty or parts hunting.。SparkFun packages everything educators need to get started with the micro:bit in a variety of classroom settings and learning environments. The hardware boards, cables and extra parts come pre-packaged. Examples and curriculum materials are available from SparkFun and micro:bit, as well as from other educators involved in this growing maker education movement.。Lab Packs are your classroom entry point. By combining our kits, popular boards and other educational tools with support materials(to be updated), SparkFun brings all the power of the open source community to the classroom. We've also updated the battery pack to be closer to what is in other micro:bit kits. It now requires 2xAAA batteries.。The micro:bit is a pocket-sized computer that lets you get creative with digital technology. Between the micro:bit and our shield-like bit boards you can do almost anything while coding, customizing and controlling your micro:bit from almost anywhere! You can use your micro:bit for all sorts of unique creations, from robots to musical instruments and more. At half the size of a credit card, this versatile board has vast potential!。。Features。Micro:bit 2.0:64 MHz Arm Cortex-M4 with FPU。512KB Flash。128KB RAM。5x5 Red LED Array。Two Programmable Buttons, one touch sensitive logo。MEMS microphone and LED indicator。Onboard Light, Compass, Accelerometer, Temp Sensors and Speaker。2.4 Ghz Micro:bit Radio/BLE 5.0 Smart Antenna。25-pin Edge Connector。4 dedicated GPIO, PWM, i2c, SPI, and ext. power。Three Digital/Analog Input/Output Rings。Two Power Rings --- 3V and GND。Dedcated I2C bus for peripherals。MicroUSB Connector(5V)。JST-PH Battery Connector(。Not。JST-XH)(3V)。Power/reset Button with Status LED。200 mA available for accessories。Program with C++, MakeCode, Python, Scratchアズワン品番67-0424-92
SparkFun Qwiic Adapter
SPARKFUN¥479税込¥5271個33日以内出荷Description。The SparkFun Qwiic Adapter provides the perfect means to make any old I2C board into a Qwiic-enabled board. This adapter breaks out the I2C pins from the Qwiic connectors to pins that you can easily solder with your favorite I2C-enabled device.。The Qwiic Adapter has two Qwiic connection ports, all on the same I2C bus. Four plated through holes are broken out for SCL, SDA, 3.3V and GND. These pins can be used to convert an old I2C-enabled device into a Qwiic-enabled board.。The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。Get Started with the SparkFun Qwiic Adapter Guide。Features。2x Qwiic Connection Ports。Broken-out I2C Pinsアズワン品番67-0419-69
Qwiic Cable - Grove Adapter 100mm
SPARKFUN¥709税込¥7801個33日以内出荷Description。With the SparkFun Qwiic Connect System expanding every day, we want to make sure it becomes as accessible as possible but we understand there are other systems that can compliment it out there. The Qwiic to Grove Adapter Cable allows interoperability between the SparkFun Qwiic Connect System and the I2C based Grove boards from Seeed Studio. Now you can plug Seeed Studio boards you may have onto the Qwiic bus or you can use this cable to introduce Qwiic sensors, inputs, and outputs into your Grove system.。Note:The Grove system has a variety of different signal systems that use the same connector. This cable。only。works with the I2C variety.。The SparkFun Qwiic connect system is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。。Features。Length:100mmアズワン品番67-0425-61
SparkFun Thing Plus - RP2040
SPARKFUN¥6,698税込¥7,3681個33日以内出荷Description。The SparkFun Thing Plus - RP2040 is a low-cost, high performance board with flexible digital interfaces featuring the Raspberry Pi Foundation's RP2040 microcontroller. Besides the Thing Plus or。Feather。footprint(with 18 GPIO pins), the board also includes an SD card slot, 16MB(128Mbit)flash memory, a JST single cell battery connector(with a charging circuit and fuel gauge sensor), an addressable WS2812 RGB LED, JTAG PTH pins, four(4-40 screw)mounting holes, and our signature Qwiic connector.。The RP2040 contains two ARM Cortex-M0+ processors(up to 133MHz)and features:264kB of embedded SRAM in six banks。6 dedicated IO for SPI Flash(supporting XIP)。30 multifunction GPIO:Dedicated hardware for commonly used peripherals。Programmable IO for extended peripheral support。Four 12-bit ADC channels with internal temperature sensor(up to 0.5 MSa/s)。USB 1.1 Host/Device functionality。The RP2040 is supported with both C/C++ and MicroPython cross-platform development environments, including easy access to runtime debugging. It has UF2 boot and floating-point routines baked into the chip. While the chip has a large amount of internal RAM, the board includes an additional 16MB of external QSPI flash memory to store program code.。The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。Get Started With the Thing Plus RP2040 Hookup Guide。Features。SparkFun Thing Plus - RP2040 Features。Raspberry Pi Foundation's RP2040 microcontroller。16MB QSPI Flash Memory。JTAG PTH Pins。Thing Plus(or Feather)Form-Factor:18[1]x Multifunctional GPIO Pins[2]。Four available 12-bit ADC channels with internal temperature sensor(500kSa/s)。Up to eight 2-channel PWM。Up to two UARTs。Up to two I2C buses。Up to two SPI buses。USB-C Connector:USB 1.1 Host/Device functionality。2-pin JST Connector for a LiPo Battery。(not included)。500mA charging circuit。Qwiic Connector。Buttons:Boot。Reset。LEDs:PWR。- Red 3.3V power indicator。CHG。- Yellow battery charging indicator。25。- Blue status/test LED(。GPIO 25。)。WS2812。- Addressable RGB LED(。GPIO 08。)。Four Mounting Holes:4-40 screw compatible。Dimensions:2.3"×0.9"。RP2040 General Features。Dual Cortex M0+ processors, up to 133 MHz。264 kB of embedded SRAM in 6 banks。6 dedicated IO for QSPI flash, supporting execute in place(XIP)。30 programmable IO for extended peripheral support。SWD interface。Timer with 4 alarms。Real time counter(RTC)。USB 1.1 Host/Device functionality。Supported programming languages。MicroPython。C/C++。1.。Note:。GPIO 08。is not included in this count, as it passes through the WS2812 addressable RGB LED first.。GPIO 07。and。GPIO 23。are counted as a single GPIO because they are tied together.。2.。Note:The GPIO pins are programmable so you can reconfigure the pins! Check out the RP2040 datasheet for more information on the GPIO functionality.アズワン品番67-0423-56
SparkFun Qwiic Alphanumeric Display - COMシリーズ
SPARKFUN¥2,998税込¥3,2981個33日以内出荷Description。The SparkFun Alphanumeric Display Arduino library makes printing strings to the display as easy as calling the print()function. With this library, you'll be able to send I2C commands to the VK16K33 LED driver chip to light up segments(including the decimal point or colon)and even scroll your string across the display. You can download the library through the Arduino library manager by searching 'SparkFun Alphanumeric Display' or you can get the GitHub repo as a .zip file and install the library from there.。The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。Get Started with the Qwiic Alphanumeric Display Hookup Guide。Features。Operating Voltage:3.3V。Integrated RC oscillator。Maximum display segment numbers:128 patterns。13×3 matrix key scan circuit。16-step dimming circuit。I2C Addresses:0x70(0x71, 0x72, 0x73)。2x Qwiic connectors。2x Wall Mounting Pointsアズワン品番67-0421-61
SparkFun Qwiic Alphanumeric Display - COMシリーズ
SPARKFUN¥2,998税込¥3,2981個33日以内出荷Description。The SparkFun Alphanumeric Display Arduino library makes printing strings to the display as easy as calling the print()function. With this library, you'll be able to send I2C commands to the VK16K33 LED driver chip to light up segments(including the decimal point or colon)and even scroll your string across the display. You can download the library through the Arduino library manager by searching 'SparkFun Alphanumeric Display' or you can get the GitHub repo as a .zip file and install the library from there.。The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。Get Started with the Qwiic Alphanumeric Display Hookup Guide。Features。Operating Voltage:3.3V。Integrated RC oscillator。Maximum display segment numbers:128 patterns。13×3 matrix key scan circuit。16-step dimming circuit。I2C Addresses:0x70(0x71, 0x72, 0x73)。2x Qwiic connectors。2x Wall Mounting Pointsアズワン品番67-0421-62
SparkFun Qwiic Alphanumeric Display - COMシリーズ
SPARKFUN¥3,198税込¥3,5181個33日以内出荷Description。The SparkFun Alphanumeric Display Arduino library makes printing strings to the display as easy as calling the print()function. With this library, you'll be able to send I2C commands to the VK16K33 LED driver chip to light up segments(including the decimal point or colon)and even scroll your string across the display. You can download the library through the Arduino library manager by searching 'SparkFun Alphanumeric Display' or you can get the GitHub repo as a .zip file and install the library from there.。The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。Get Started with the Qwiic Alphanumeric Display Hookup Guide。Features。Operating Voltage:3.3V。Integrated RC oscillator。Maximum display segment numbers:128 patterns。13×3 matrix key scan circuit。16-step dimming circuit。I2C Addresses:0x70(0x71, 0x72, 0x73)。2x Qwiic connectors。2x Wall Mounting Pointsアズワン品番67-0421-64
SparkFun Qwiic Alphanumeric Display - COMシリーズ
SPARKFUN¥2,998税込¥3,2981個33日以内出荷Description。The SparkFun Alphanumeric Display Arduino library makes printing strings to the display as easy as calling the print()function. With this library, you'll be able to send I2C commands to the VK16K33 LED driver chip to light up segments(including the decimal point or colon)and even scroll your string across the display. You can download the library through the Arduino library manager by searching 'SparkFun Alphanumeric Display' or you can get the GitHub repo as a .zip file and install the library from there.。The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。Get Started with the Qwiic Alphanumeric Display Hookup Guide。Features。Operating Voltage:3.3V。Integrated RC oscillator。Maximum display segment numbers:128 patterns。13×3 matrix key scan circuit。16-step dimming circuit。I2C Addresses:0x70(0x71, 0x72, 0x73)。2x Qwiic connectors。2x Wall Mounting Pointsアズワン品番67-0421-63
SparkFun Qwiic micro:bit Breakout
SPARKFUN¥1,898税込¥2,0881個33日以内出荷Description。The SparkFun Qwiic micro:bit Breakout is a board that connects to the BBC micro:bit and expands the capabilities of the development platform by providing access to more pins and allowing for connections to the I2C and SPI buses. This breakout board for the micro:bit's edge connector allows intermediate and advanced users to connect the micro:bit to breadboards and other Qwiic sensors, motors, LEDs and more.。The micro:bit on its own has three digital/analog input/output rings available for you to use initially with alligator clips. With the micro:bit Breakout we have broken out all 21 GPIO, power and ground-to-pin outs in a 0.1" formation and with two individual Qwiic Connectors. With this breakout you will be able to unlock the full potential of your micro:bit!。Note:。No micro:bit or headers are included with this breakout; they will need to be purchased separately. If you would like a micro:bit breakout with headers already soldered on, be sure to check out this board's sibling.。The SparkFun Qwiic Connect System is an ecosystem of I2C sensors, actuators, shields and cables that make prototyping faster and less prone to error. All Qwiic-enabled boards use a common 1mm pitch, 4-pin JST connector. This reduces the amount of required PCB space, and polarized connections mean you can't hook it up wrong.。Get Started with the Qwiic micro:bit Breakout Guideアズワン品番67-0420-12












































