SunFounder is a company focused on STEAM education with products like Open-source robots, Arduino&Raspberry Pi Kits, Display screens, and other smart devices. Learn More. All orders areprocessedwithin 24hoursafter they are placed. Raspberry Pi 2 Model B/B+ Triple GPIO Multiplexing Expansion Board, Raspberry Pi 2 I2C GPIO Expansion Board IO Extend Module, Multiplexing expansion board for Raspberry Pi 2 Model B/B+, We accept order for customer from Malaysia including Semenanjung, Sabah and Sarawak, For Sabah and Sarawak customer, it is advisable to contact us before commit to purchase. For example, many countries have a 'low value threshold' below which they do not charge any Customs Duty. This board is fully assembled!This GPIO expansion board is only compatible with theRaspberry Pi Zero/A+/B+/2/3/4(any Pi with 220 connector)! If you have any questions then feel free to contact us. Weekend orders are shipped on the following Monday. Want to know when I2C Multiplexer pHAT for Raspberry Pi is back in stock? We accept Paypal, Online Banking, Cash Deposit, COD, Delivery within 2-3 working days once payment cleared, SMS/WhatApps us for more info about our products, 7 days warranty and get one-2-one replacement, Receive awesome support on product issue and coding. I initially made the prototype for a 12.8V LiFePo battery monitoring system. This board is a very useful and applicable board anywhere.User guide:First, passthe screws through the board holes and fix the screw with the copper post, and copper post,Then mount the expansion board in your desired place and fix its copper postswith nuts. Raspberry Pi Zero/A+/B+/2/3/4(any Pi with 220 connector)! Turn your skill into money making machine. In fact,this is a triple multiplexer of 40 GPIO pins expansionboard, which can be used for sharingGPIO pins between applications and Arduino boards. The temperature sensor does care about polarity, so hold LM35DZ with the flat part of the head facing you and the prongs pointing down. It's the easiest way to use breakouts with your Raspberry Pi. It's a tidy and compact way of connecting an I2C multiplexer IC (TCA9548A) to a Pi - ideal for coupling with a Pi Zero W for a neat remote monitoring and graphing setup (though it's also compatible with all models of Pi with a 40 pin GPIO). The 3.3v supply is taken directly from the Pi 3v3 rail so care should be taken not to overload it. Registered in England and Wales Company : 07510759 VAT Reg : GB 140 8707 21, Click here for a list of qualifying add-ons, Currency conversions are estimates and updated daily, All prices include UK VAT at 20% where applicable, For orders under 150 we will collect VAT at your local rate, Prices shown exclude VAT (calculated during checkout), Bitcoin payments are processed via BitPay, Orders are billed in GBP (will be shown during checkout). Figure 3: Wiring for the potentiometer, temperature sensor, and light sensor. Please take note that Pos Laju takes some time to update their system with the tracking number. Austria, Belgium, Czechia, Denmark, Finland, France, Germany, Greece, Hungary, Italy, Lithuania, Luxembourg, Monaco, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey, Ukraine, United Kingdom, etc. We accept the following payment methods. A very er illuminating article at Adafruit [3] on how to calculate which resistor to use and the exact amount of lux you're measuring is well worth reading. read more. If you cover the sensor with your hand, the values should drop to single digits. The cookie settings on this website are set to 'allow all cookies' to give you the very best experience. SunRover part 1: Track motor controller/power system, SunRover Part 2 Solar Power Controller/Power System, What we learnt from the CSTA 2022 Annual Conference, Young peoples projects for a sustainable future, Learn how to teach computing to 5- to 11-year-olds, How to create great educational video content for computing and beyond, Are you technocentric? For order made before 9:00AM and payment is cleared before 9:00AM, we will try our best to send the same day but is not guaranteed. Do you need bulk quantity of electronic items? Hong Kong SAR, Japan, Macao SAR, Malaysia, Philippines, Russia, Singapore, South Korea, Thailand, Vietnam, etc. Then, when you have that down, you'll move onto piping several analog inputs through a multiplexer. Learn about the first-hand information about new product launches, discount codes and more! Are you good at Arduino programming? If the order has been fulfilled, click onto the order information & you can find your tracking information here. Please notify us and update your payment status once payment is made. You must have JavaScript enabled in your browser to utilize the functionality of this website. Connect 5V to its left prong, GND to the right prong, and the analog pin on your Arduino to the central prong. Receive email-only deals, special offers & product exclusives. If item not available in stock, we will refund the money. For each multiplexed output there are 4 pins: The "V" output can be altered from the default 3.3 volts to 5 volts by cutting the PCB trace between V and 3v3 and bridging V to 5v. 2 Weekend orders are shipped on the following Monday. All Rights Reserved. Paypal is our prefered choice. If you are not sure, please contact us before commit to purchase, Replacement item will be sent once we received the faulty item. There's no soldering required, just pop up to six Pimoroni breakouts (4xI2C, 2xSPI) I2C Multiplexer (8 way) pHAT for Raspberry Pi, Servo Driver HAT for Raspberry Pi, 16-Channel, 12-bit, I2C, SparkFun Qwiic pHAT Extension for Raspberry Pi 400, Breakout Garden for Raspberry Pi (I2C + SPI), etc. (See the "Resistor Pull" box.) If product received is broken or not functioning, we will provide one-2-one replacement. Free shipping on all orders with No Minimums. This board can add more input-output pin connectionto the main board of theRaspberry Pi B+ second-generation B. Touch pHAT has six capacitive touch buttons, each with a bright white LED, Now with SPI! We sell in bulk quantity for customer who needs it. In this article, you'll get to know the MC14051B [2] (Figure 1), which is a very common and inexpensive analog multiplexer. Use single quotes (') for phrases. Don't despair: You can make your life easier by writing your own drivers! Pull-up and pull-down resistors hold a circuit at a defined logic level when no devices are attached. (If you're already familiar with reading analog input from sensors, you can skip to the "Through the Multiplexer" section below.). Tags: Expansion Board, GPIO Board, Pin Board, Triple Copy Pin, Description: Raspberry Pi 52Pi Triple GPIO Expansion Plate is an extended board toreproduce GPIO 40 pins copies. This knowledge can come in handy for projects in which a shield simply won't do because of cost or space constraints. Check out the links below. Do notice, however, that the light sensor does need a pull-down resistor on the same leg that connects to the Arduino analog pin so that it's not left floating. Get access to all Raspberry Pi general-purpose input output (GPIO) pins using this expansion board. The limitation was that, although you could control several DC motors from a couple of pins (no mean feat) and you could have them change direction on the fly by adding H-bridges, you could not control the speed or use the multiplexer to read in analog input, such as from temperature sensors, light sensors, and so on. If you haven't received an email yet, please reach out tous atservice@sunfounder.com, our sales staff will contact you ASAP. It's often fiddly to combine multiple breakout boards onto the standard single Pi GPIO header, but with the expansion plate, it's a breeze. The Explorer pHAT isthe perfect prototyping side-kick for your Raspberry Pi! Please note:product colour may vary, some production runs have been on a green PCB, but there is no functional difference :-), This pHAT allows you to connect multiple I2C devices with the same address onto a single I2C bus. (see "Address Reference" table in the. This article explores the problem of electrical noise and describes the design for a multiplexing solar power system. For each multiplexed output there are 4 pins - data ports SDAx, SCLx GND ground and V for power. 2015-2017 ShortCircuit Store. A sketch to read from any of these three sensors and write the result to the serial monitor is shown in Listing 1. Add a multiplexer or two, though, and you're back in business. Check items to add to the cart orselect all. With an inexpensive chip and some software-fu you can grant the Pi the gift of analog sensing. Customer will be advised if item send by other means. Log into your account through the online store, check out the fulfilment status against your recent order. All of these devices work on the same principle: You run a current through them and they modify their resistance depending on external conditions, modifying the outgoing flow of electricity. All product sold is given 7 days warranty. How do we create engaging online courses for computing educators. For this experiment, you'll be using a potentiometer, a temperature sensor (I used an LM35DZ), and a light sensor (Figure 2). Shifting from technology to people, A pair programming approach for engaging girls in the Computing classroom: Study results, Computing and sustainability in your classroom | Hello World #19. Do you want to make some money while learning Arduino? Figure 2: From left to right: a potentiometer, a temperature sensor, and a light sensor. To convert the output to Celsius and Fahrenheit, add lines 4-6 shown in Listing 2 after line 11 in Listing 1 and print cel or farh, not val, to the serial monitor. On newer versions you will find solder jumpers for both V1 (4 connectors on upper side of the pHAT) and V2 (4 connectors on the lower side of the pHAT) to allow you to have a mix of 5v and 3v3 I2C devices. Such as theproducts you buyon our site- can't simply be shipped freely from country to country. Figure 3 shows how to wire them up. We can do COD and location is at KFC Sungai Dua, Butterworth. Easy Peasy! When goods are imported into a different country or customs territory, there is a charge called Customs Duty that must apply. It is a great way to jump-start your project development on Raspberry Pi platform. Simply plug the multiplexing board into your Pi and plug any additional circuits or breakout boards into additional headers! Faulty item need to be returned to us for replacement. Features:Compatible with Raspberry Pi 2 Model B & Raspberry Pi B+Easy to connectEasy to fixedSize: 65mm x 55mm x 20mm, Package includes:1 x Expansion Board4 x Set of Screw, copper post, and nut, Your B2B Supplying Partner in Mainland China, Using Vast Majority of International Couriers, Always Pay with Trust by PayPal Express Checkout. When using the default 0x70 address the overlay is loaded automatically, if you alter the address you can either load the overlay from the command line using something like "sudo dtoverlay i2c-mux pca9548 addr=0x71" or add "dtoverlay i2c-mux=pca9548,addr=0x71" to the /boot/config.txt (assuming the address has been set to 0x71). If you do have to pay Customs Duty though, the amount payable is usually calculated based on the value of the goods and the type of goods being imported. The "V" output can be altered from the default 3.3 volts to 5 volts by cutting the PCB trace between V and 3v3 and bridging V to 5v. Although you will need resistors with different resistance depending on whether you need to measure brightly illuminated or darker areas (a lower resistance is called for brighter environments and higher resistance for darker), a 1Kohm resistor (gold, brown, black, and red bands) works okay-ish in a room with natural light. With the temperature sensor, however, you need to modify the values to make the sensor's output meaningful. Pls SMS/WhatApps us to fix the date and time. The SparkFun Qwiic pHAT Extension for the Raspberry Pi 400 provides you with a quick and easy solution to access all of the 400's GPIO, stack your favorite HAT right-side up, or connect a Six touch-sensitive buttons to use for whatever your heart desires, with added LEDs (did you expect anything less?) As soon as your order is packed and shipped, you'll receive a shipping confirmation email. The 3.3v supply is taken directly from the Pi 3v3 rail so care should be taken not to overload it. Neither the potentiometer nor the light sensor care about polarity, so it doesn't matter which side gets the 5V and which is connected to ground (GND). You can do the same for the potentiometer. Your payment information is processed securely. Take your first steps in building a solar-powered robot. You should see the values jump up to beyond 400. Your e-mail address will not be used for any other purpose. Payment receipt only act as indication that payment has been made but serve no proof that the money is transferred successfully. It's easy to run out of analog pins on your Arduino far too soon when you are working on a project. Please click Accept Cookies to continue to use the site. Next. In a previous article on how to hack the Robosapien [1], I showed how a digital multiplexer, such as the MCP23017, could help you out. This pHAT allows you to connect multiple I2C devices with the same address onto a single I2C bus. after they are placed. *Delivery Time - These are the delivery estimates provided by our shipping partners and apply from point of dispatch, not from point of sale. Tracking number will be provided once item is sent. You may check if the free shipping method is available to your country in the Delivery Area below.If you don't find your country in the delivery area, please reach out toservice@sunfounder.com, our sales staff will contact you ASAP.For distributors, please contact us atdistributor@sunfounder.comfor more shipment details. You will receive a shipping confirmation email from our system when the shipping information has been uploaded. Newer models have address selection solder jumpers on the bottom (A0/A1/A2) which more than one I2C multiplexer to be used. A pull-up resistor lies between the signal source (external device) and power source and "pulls" the circuit toward the input voltage level (high logic level). Previous This triple GPIO multiplexing expansion board for Pi is perfect for sharing GPIO pins between applications and circuits! So, you have some new kit for your Arduino maybe some sensors or ICs but programming them is clumsy and painful. Usually, we are able to ship orders the next day. House plants are fairly self-sufficient, but they do need certain care from people to survive. Replacement item will be sent once we received the faulty item. You will then be able to track your order through the tracking link on the email. Why don't sell your Arduino code in our store and earn some money. If you're still unsure on whether you'll be subject to customs fees, we recommend contacting your local customs office for more info before placing your order! The I2C multiplexer allows connecting multiple I2C devices with the same address onto a single I2C bus (PCB colour may vary). We'll send you information about new product launches and special offers! This is to avoid delay in processing your order. If, for whatever reason, you refuse the customs fee and the parcel is returned back to us. Free Pico H with every Pico Pack and Base! 1 The EEPROM automatically loads the correct i2c-mux overlay and turns it into 8 individual I2C busses (/dev/i2c-3 to /dev/i2c-10 for example) allowing direct communication with the I2C devices as normal (i2cdetect / i2cget / i2cset / Python SMBUS, etc). The EEPROM automatically loads the correct i2c-mux overlay and turns it into 8 individual I2C buses (/dev/i2c-3 to /dev/i2c-10) allowing direct communication with the I2C devices as normal (via i2cdetect / i2cget / i2cset / Python SMBUS, etc). Usually, we are able to ship orders the next day. With a few Arduino sensors and a little programming, you can take the guesswork out of watering your plants. +6017 576 1066 +6012 428 8534WhatApps/Telegram. Putting power in your robot is more than just running wires you'll need to make sure the power supply doesn't cause interference that will disrupt other components. When this product comes into stock we will e-mail you immediately! If you're using the light sensor for example, upload this to your Arduino, open the serial monitor, and flash a bright light onto the sensor. Customer can track their Pos Laju package at their website. People are willing to pay money for you to do Arduino project. To pull high you will first need to cut the trace between centre pad and the pad closest to the Pi GPIO header, then bridge the centre pad with the pad furthest from the Pi GPIO header. Generally, we will ship the orders with Free Shipping, without the minimum order amount requirement. The Raspberry Pi still lacks analog GPIOs that would allow it to read directly from temperature and light sensors, or even humble potentiometers. We will advise you whether we can ship to your address or not, Please take note that we only process the order once the money is transfer successfully and the paid amount is reflected in our account. Figure 1: The MC14051B multiplexer is a very common and useful piece of kit. Whilst you can get the same I2C multiplexer IC (TCA9548A) on breakout boards the pHAT creates a compact solution which is great for remote monitoring and graphing when coupled with a Pi Zero W (can be used with any model of Pi). We do not store credit card details nor have access to your credit card information. As a soft way in, you're going to learn how to read data from different basic analog sensors. Invoice will be provided via email upon request, 7 days warranty from the date of purchase, Goods sold are non-refundable, we will replace instead, Faulty item need to be returned to us for replacement, Item return must not shown symptom of abuse or modification from its original state, No refund for item purchased and cannot be used due to configuration issues, etc. Delivery Time: 3-7 working daysYou can track on http://www.dhl.com/ or https://www.17track.net/en, Delivery Time: 3-7 working daysYou can track on https://www.ups.com/trackor https://www.17track.net/en, Delivery Time: 7-12 working daysYou can track on https://www.usps.com/ or https://www.17track.net/en, Delivery Time: 12-15 working daysYou can track on https://www.17track.net/en. Grow your projects on Breakout Garden. We've been sailing the Maker seas offering our wares since 2012. NOTE: All the orders will be shipped from our China warehouse. Item send by Pos Laju with tracking number. Whether Customs Duty is payable, and by how much, depends on a whole lot of different things. Item will be dispatched within 2-3 working day once payment is cleared, Order made on Sat or Sun will be sent on the next working day once payment is cleared, Order made on public holiday will be sent on the next working day once payment is cleared, Item normally dispatched from 9:00AM to 9:30AM everyday but not guaranteed. Not sure about something? This is charged by the local customs authority where the goods are being imported into. A pull-down resistor is connected to ground and "pulls" the voltage toward 0V (low logic level). You will receive a shipping confirmation email from our system when the shipping information has been uploaded. Once your parcel leaves our warehouse, we cannot control any delays after that point. This meant the battery monitor boards could all be of the same design without worrying about I2C address conflicts especially useful when using small package I2C devices that didn't have enough or any address options. When a device is attached, it takes over control of the logic level. Item will be sent 2-3 working days via Pos Laju after payment cleared. If you'd like to view pricing in another currency then select it below. You get to learn the ins and outs (literally) of the Integrated Chip (IC). If Customs Duty is payable to your territory, you'll be responsible for paying it to the authorities, so SunFounderisn't involved in this process. By default the A0/A1/A2 are pulled low (center pad connected to the pad closest to the Pi GPIO header). JavaScript seems to be disabled in your browser. These are very common, simple sensors that you can find in any half-decent Arduino kit, and they don't require any other special hardware, except for a pull-down resistor in the case of the light sensor, or software no messing around with libraries! Use spaces to separate tags. Plenty of analog multiplexing shields are available out there, but it is cheaper and more fun to use the chips themselves.