{"product_id":"8-channel-pwm-or-servo-featherwing-add-on-for-all-feather-boards","title":"8-Channel PWM or Servo FeatherWing Add-on For All Feather Boards","description":"\u003cp\u003eA Feather board without ambition is a Feather board without FeatherWings! This is the \u003cstrong\u003e8-Channel PWM or Servo​ FeatherWing\u003c\/strong\u003e, you can add 8 x 12-bit PWM outputs to your FeatherWing.\u003c\/p\u003e\n\u003cp\u003eUsing our \u003ca href=\"https:\/\/shop.pimoroni.com\/products\/feather-stacking-headers-12-pin-and-16-pin-female-headers\" target=\"_blank\"\u003eFeather Stacking Headers\u003c\/a\u003e or \u003ca href=\"https:\/\/shop.pimoroni.com\/products\/feather-header-kit-12-pin-and-16-pin-female-header-set\" target=\"_blank\"\u003eFeather Female Headers\u003c\/a\u003e you can connect a FeatherWing on top or bottom of your Feather board and let the board take flight!\u003c\/p\u003e\n\u003cp\u003eYou want to make a cool robot, maybe a hexapod walker, or maybe just a piece of art with a lot of moving parts. Or maybe you want to drive a lot of LEDs with precise PWM output. What now? You could give up OR you could just get our handy PWM and Servo FeatherWing. It's a lot like the popular \u003ca href=\"https:\/\/shop.pimoroni.com\/products\/adafruit-16-channel-12-bit-pwm-servo-shield-i2c-interface\" target=\"_blank\"\u003ePWM\/Servo Shield\u003c\/a\u003e but with half the channels \u0026amp; squished into a nice small portable size and works with any of our Feather boards.\u003c\/p\u003e\n\u003cp\u003eSince the FeatherWing only uses the I2C (SDA \u0026amp; SCL pins), it works with any and all Feathers- ATmega32u4, ATSAM M0 or ESP8266-based. You can stack it with any other FeatherWing or with itself (just make sure you have each wing with a unique I2C address) \u003ca href=\"https:\/\/shop.pimoroni.com\/search?type=product\u0026amp;q=feather\" target=\"_blank\"\u003eCheck out our range of Feather boards here.\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThere's an I2C-controlled PWM driver with a built in clock. That means that, unlike the TLC5940 family, you do not need to continuously send it signal tying up your microcontroller, its completely free running!\u003c\/li\u003e\n\u003cli\u003eIt is 5V compliant, which means you can control it from a 3.3V Feather and still safely drive up to 6V outputs (this is good for when you want to control white or blue LEDs with 3.4+ forward voltages)\u003c\/li\u003e\n\u003cli\u003e6 address select pins so you can stack up to 62 of these on a single i2c bus, a total of 992 outputs - that's a lot of servos or LEDs\u003c\/li\u003e\n\u003cli\u003eAdjustable frequency PWM up to about 1.6 KHz\u003c\/li\u003e\n\u003cli\u003e12-bit resolution for each output - for servos, that means about 4us resolution at 60Hz update rate\u003c\/li\u003e\n\u003cli\u003eConfigurable push-pull or open-drain output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWe wrapped up this lovely chip into a FeatherWing with a couple nice extras\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTerminal block for power input (or you can use the 0.1\" breakouts on the side)\u003c\/li\u003e\n\u003cli\u003eReverse polarity protection on the terminal block input\u003c\/li\u003e\n\u003cli\u003eGreen power-good LED\u003c\/li\u003e\n\u003cli\u003eTwo groups of 4 outputs on either side, 8 total.\u003c\/li\u003e\n\u003cli\u003eStackable design. You'll need to pick up stacking headers and right angle 3x4 headers in order to stack on top of this shield without the servo connections getting in the way.\u003c\/li\u003e\n\u003cli\u003eA spot to place a big capacitor on the V+ line (in case you need it)\u003c\/li\u003e\n\u003cli\u003e220 ohm series resistors on all the output lines to protect them, and to make driving LEDs trivial\u003c\/li\u003e\n\u003cli\u003eSolder jumpers for the 6 address select pins\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis product comes with a fully tested and assembled wing as well as 2 pieces of 3x4 male straight header (for servo\/LED plugs), a 2-pin terminal block (for power) and a stick of 0.1\" header so you can plug into a Feather. A little light soldering will be required to assemble and customize the board by attaching the desired headers but it is a 15 minute task that even a beginner can do.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eServos and Feather not included\u003c\/b\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"http:\/\/learn.adafruit.com\/adafruit-16-channel-pwm-slash-servo-shield\" target=\"_blank\"\u003eFor additional information see the tutorial for the bigger and similar PWM\/Servo Shield plus you can get Adafruits documented Arduino library which has both PWM and Servo examples!\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTECHNICAL DETAILS\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"http:\/\/www.adafruit.com\/datasheets\/PCA9685.pdf\" target=\"_blank\"\u003ePCA9685 datasheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003eDimensions: 50.8mm x 22.9mm x 1.6mm \/ 2\" x 0.9\" x 0.06\"\u003c\/li\u003e\n\u003cli\u003eWeight: 3.9g\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Adafruit","offers":[{"title":"Default Title","offer_id":13710765383,"sku":"ADA2928","price":9.95,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0174\/1800\/products\/2928.jpg?v=1452532410","url":"https:\/\/shop.pimoroni.com\/en-eu\/products\/8-channel-pwm-or-servo-featherwing-add-on-for-all-feather-boards","provider":"Pimoroni Ltd","version":"1.0","type":"link"}