{"product_id":"crazyf411-elrs-aio-4in1-flight-controller-built-in-uart-2-4g-elrs-receiver-20a-esc-for-crux35-toothpick-fpv-racing-drone","title":"CrazyF411 ELRS AIO 4in1 Flight Controller Built-in UART 2.4G ELRS Receiver 20A ESC for Crux35 Toothpick FPV Racing Drone","description":"\u003cul\u003e\n\u003cli\u003eVoltage: 2S\u003c\/li\u003e\n\u003cli\u003eRC Drone Spare Parts: Flight Controller\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eIntroduction:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eThe CrazyF411 ELRS flight controller comes with integrated UART 2.4GHz ExpressLRS receiver and 20A Blheli_s ESC(Bluejay firmware pre-installed) which could support 2-4s. Bigger Mosfet could support high to 20A currents would be better for 2-4S toothpick drone or long range FPV drone. And because the 2.4GHz ExpressLRS receiver is equipped with the SX1280 radio frequency chip with high sensitivity, high packet rate and low latency, this flight controller is the one that all Race\/Freestyle pilots needed. The built-in ELRS receiver is UART communication with MCU, it's the same like LinkMejor EP1 which you can update firmware by betaflight pass-through or WIFI, very simple. The default firmware is ELRS V3.0.1. This flight controller would be used for Crux35 to instead ELRS X1 flight controller.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eSpecification:\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eModel: CrazyF411 ELRS\u003c\/p\u003e\u003cp\u003eItem Name: F4 Flight Controller AIO 20A ESC UART 2.4G ELRS Receiver\u003c\/p\u003e\u003cp\u003eMount pattern: 25.5×25.5 M2\u003cbr\u003e\u003c\/p\u003eSize:32*28*9mm\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003ctable class=\"table table-bordered\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFlight Controller\u003c\/td\u003e\n\u003ctd\u003e\n\u003cp\u003eMCU:STM32F411CEU6 (100MHZ, 512K FLASH)\u003cbr\u003eSensor: ICM42688P or BMI270 (SPI Control)\u003c\/p\u003e\n\u003cp\u003ePower supply: 2-4S Lipo battery\u003cbr\u003eBuilt-in 20A Blheli_s ESC each\u003cbr\u003eBuilt-in Betaflight OSD(SPI Control)\u003cbr\u003eBuilt-in UART ExpressLRS 2.4GHz receiver\u003cbr\u003eBuilt-in 5V 1.5A BEC\u003cbr\u003eFlight controller firmware target: CRAZYBEEF4DX\u003cbr\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard 4in1 ESC\u003c\/td\u003e\n\u003ctd\u003eMCU upgraded to EFM8BB21\u003cbr\u003ePower supply: 2-4S LiPo\/LiPo HV (7v\/17v)\u003cbr\u003eCurrents: 20A continuous peak 25A (5 seconds)\u003cbr\u003eSupport BLHeliSuite programmable\u003cbr\u003eFactory firmware: Bluejay 0.18.1Firmware target: F_H_40_48_v0.18.1\u003cbr\u003eDefault protocol: DSHOT150\/DSHOT300\/DSHOT600\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard UART ExpressLRS 2.4GHz Receiver\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003ePacket Rate option: 25Hz\/50Hz\/150Hz\/250Hz\/500Hz\u003cbr\u003eRF Frequency: 2.4GHzAntenna plug: IPEX\u003cbr\u003eTelemetry output Power: \u0026lt;12dBm\u003cbr\u003eReceiver protocol:  CRSF\u003cbr\u003eDefault firmware version: ExpressLRS V3.0.1\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOnboard voltage and Amperage meters  settings\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd\u003eVoltage meter scale setting 110\u003cbr\u003eAmperage meter scale setting 470\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eBinding procedure:\u003c\/b\u003e\u003cbr\u003e1. Supply power to the flight controller by plug USB, wait until the green LED on the FC is off, immediately turn off the power, and then repeat again the above steps. When the FC is powered on for the third time, the green LED light will start to double-flash, which means that the RX enters the binding mode\u003cbr\u003e2. Please make sure your ExpressLRS tx module firmware is v3.x.x. And go to ExpressLRS.lua from \"TOOLS\" menu of your radio transmitter. Then hit [Bind] to binding with the onboard ExpressLRS receiver. The green LED should blinking slowly first then turn to solid, that means binding was successfully. If the green led still keep double flash after binding ,please change Model Match tab value from \"off\" to \"on\" or from \"on\" to \"off\"\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp\u003e\u003cb\u003eReceiver LED status meanings:\u003c\/b\u003e\u003cbr\u003eGreen LED solid means bind successful or RC link established; Green LED double-flash means get into bind mode; Green LED flash slowly means no RC signal input from TX module; Green LED continuous flash fast means ExpressLRS wifi enabled.\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\u003cp style=\"margin-bottom: 10px;\"\u003e\u003cfont color=\"#85868c\" face=\"Roboto, Helvetica, Arial, Verdana, sans-serif\"\u003e\u003cspan style=\"font-size: 15px; margin-right: auto; margin-left: auto; height: auto;\"\u003e\u003cimg class=\"alignnone size-full wp-image-6202\" src=\"https:\/\/www.LinkMejor.cn\/wp-content\/uploads\/2023\/02\/Bind-successful.gif\" alt=\"LinkMejor CrazyF411 ELRS AIO 4in1 Flight Controller Built-in UART 2.4G ELRS Receiver 20A ESC for Crux35 Toothpick FPV Racing Drone\" width=\"160\" height=\"120\" style=\"margin-right: auto; margin-bottom: 10px; margin-left: auto; float: none; max-width: 100%; height: auto;\"\u003e\u003c\/span\u003e\u003c\/font\u003eBind successful\u003c\/p\u003e\u003cp style=\"margin-bottom: 10px;\"\u003e\u003cfont color=\"#85868c\" face=\"Roboto, Helvetica, Arial, Verdana, sans-serif\"\u003e\u003cspan style=\"font-size: 15px; margin-right: auto; margin-left: auto; height: auto;\"\u003e\u003cimg class=\"alignnone size-full wp-image-6201\" src=\"https:\/\/www.LinkMejor.cn\/wp-content\/uploads\/2023\/02\/bind-mode.gif\" alt=\"LinkMejor CrazyF411 ELRS AIO 4in1 Flight Controller Built-in UART 2.4G ELRS Receiver 20A ESC for Crux35 Toothpick FPV Racing Drone\" width=\"160\" height=\"120\" style=\"margin-right: auto; margin-bottom: 10px; margin-left: auto; float: none; max-width: 100%; height: auto;\"\u003e\u003c\/span\u003e\u003c\/font\u003eBind mode\u003c\/p\u003e\u003cp style=\"margin-bottom: 10px;\"\u003e\u003cfont color=\"#85868c\" face=\"Roboto, Helvetica, Arial, Verdana, sans-serif\"\u003e\u003cspan style=\"font-size: 15px; margin-right: auto; margin-left: auto; height: auto;\"\u003e\u003cimg class=\"alignnone size-full wp-image-6203\" src=\"https:\/\/www.LinkMejor.cn\/wp-content\/uploads\/2023\/02\/No-RC-input.gif\" alt=\"LinkMejor CrazyF411 ELRS AIO 4in1 Flight Controller Built-in UART 2.4G ELRS Receiver 20A ESC for Crux35 Toothpick FPV Racing Drone\" width=\"160\" height=\"120\" style=\"margin-right: auto; margin-bottom: 10px; margin-left: auto; float: none; max-width: 100%; height: auto;\"\u003e\u003c\/span\u003e\u003c\/font\u003eNo RC Input\u003c\/p\u003e\u003cp style=\"margin-bottom: 10px;\"\u003e\u003cfont color=\"#85868c\" face=\"Roboto, Helvetica, Arial, Verdana, sans-serif\"\u003e\u003cspan style=\"font-size: 15px; margin-right: auto; margin-left: auto; height: auto;\"\u003e\u003cimg class=\"alignnone size-full wp-image-6204\" src=\"https:\/\/www.LinkMejor.cn\/wp-content\/uploads\/2023\/02\/wifi.gif\" alt=\"LinkMejor CrazyF411 ELRS AIO 4in1 Flight Controller Built-in UART 2.4G ELRS Receiver 20A ESC for Crux35 Toothpick FPV Racing Drone\" width=\"160\" height=\"120\" style=\"margin-right: auto; margin-bottom: 10px; margin-left: auto; float: none; max-width: 100%; height: auto;\"\u003e\u003c\/span\u003e\u003c\/font\u003eWifi mode\u003c\/p\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"ontproduct","offers":[{"title":"Default Title","offer_id":49120186761441,"sku":"BG-1980745","price":592.72,"currency_code":"HKD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0853\/9317\/8849\/files\/0c578bfc-6328-49ff-bf4b-b5868ecd38b9.jpg?v=1789396522","url":"https:\/\/ontproduct.com\/products\/crazyf411-elrs-aio-4in1-flight-controller-built-in-uart-2-4g-elrs-receiver-20a-esc-for-crux35-toothpick-fpv-racing-drone","provider":"OntProduct","version":"1.0","type":"link"}