{"product_id":"roller485-unit-with-bldc-motor-stm32","title":"Roller485 Unit with BLDC Motor (STM32)","description":"\u003cp\u003eThe Roller485 Unit is a brushless DC motor (BLDC) actuator kit made for efficient motion control. It supports both 6-16V DC input via the PWR485 interface and 5V input via the Grove connector, automatically adjusting power for optimal performance.\u003c\/p\u003e\n\u003cp\u003eIt has a FOC closed-loop drive system and a 3504 200KV motor, providing precise control of current, speed, and position. It includes a magnetic encoder for feedback, an OLED display for real-time status, RGB indicators, and LEGO-compatible mounting options. Ideal for robotics, industrial automation, and more, it supports RS485 and I2C communication with open-source hardware and software for flexible integration.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote: The main difference between the Unit-Roller485 Lite and Unit-Roller485 is that the Lite version does not include the slip ring extended Grove connector or the top LEGO expansion interface.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTo purchase the lite version, \u003ca href=\"\/products\/roller485-lite-unit-without-slip-ring-stm32\"\u003eclick here\u003c\/a\u003e \u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrushless DC motor control (BLDC)\u003c\/li\u003e\n\u003cli\u003eRS-485 communication \/ I2C communication control\u003c\/li\u003e\n\u003cli\u003eIntegrated OLED display\u003c\/li\u003e\n\u003cli\u003eRGB indicator lights\u003c\/li\u003e\n\u003cli\u003eFOC closed-loop drive system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable width=\"909\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"268\"\u003eMCU\u003c\/td\u003e\n\u003ctd width=\"641\"\u003eSTM32G431CBU6 @ Cortex-M4, 128KB Flash, 32KB SRAM, 170MHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor Type\u003c\/td\u003e\n\u003ctd\u003eD3504 200KV brushless motor @ diameter: 41mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDriver Chip\u003c\/td\u003e\n\u003ctd\u003eDRV8311HRRWR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAngle Sensor\u003c\/td\u003e\n\u003ctd\u003eTLI5012BE1000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\"\u003eCommunication Interface\u003c\/td\u003e\n\u003ctd\u003ePWR-485 (HT3.96-4P interface)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eI2C (0x64)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003e0.66\" OLED display, resolution: 64 x 48, SPI communication\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRGB LEDs\u003c\/td\u003e\n\u003ctd\u003e2x WS2812-2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"3\"\u003eMotor Power Supply\u003c\/td\u003e\n\u003ctd\u003ePWR-485 (HT3.96-4P interface) @ 6-16V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrove port DC5V power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlip ring_Grove port DC5V power supply\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"4\"\u003eLoad\u003c\/td\u003e\n\u003ctd\u003eLoad: 50g Motor Speed: 2100rpm Current: DC16V\/225mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad: 200g Motor Speed: 1400rpm Current: DC16V\/601mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoad: 500g Motor Speed: 560rpm Current: DC16V\/918mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNo load: DC16V\/78mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\"\u003eStandby Current\u003c\/td\u003e\n\u003ctd\u003eGrove port DC5V power supply @ 70mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS-485 (HT3.96-4P interface) power supply DC16V @ 32mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd rowspan=\"2\"\u003eOutput Torque\u003c\/td\u003e\n\u003ctd\u003eGrove port DC5V power supply: 0.021N.m\/0.2kgf.cm @ current 350mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRS485 (VH3.96-4P interface) DC16V power supply: 0.065N.m\/0.66kgf.cm @ current 927mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlip Ring (Grove Port) Output Capacity\u003c\/td\u003e\n\u003ctd\u003eDC5V\/300mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise\u003c\/td\u003e\n\u003ctd\u003e48dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0-40°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Size\u003c\/td\u003e\n\u003ctd\u003e40 x 40 x 40mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackaging Size\u003c\/td\u003e\n\u003ctd\u003e170 x 75 x 52mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Weight\u003c\/td\u003e\n\u003ctd\u003e82.9g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackaging Weight\u003c\/td\u003e\n\u003ctd\u003e158.1g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eResources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.m5stack.com\/en\/unit\/Unit-Roller485\"\u003eProduct Wiki\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/docs.m5stack.com\/en\/guide\/motor_ctl\/roller485\/roller485\"\u003eUnit Roller485 Tutorial\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eArduino Example Code\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/m5stack\/M5Unit-Roller\"\u003eRoller485 Unit Library\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/m5stack\/M5Unit-Roller485-Internal-FW\"\u003eSTM32 Firmware\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePackage Contents\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1x Roller485 Unit\u003c\/li\u003e\n\u003cli\u003e1x HT3.96R-4P plug\u003c\/li\u003e\n\u003cli\u003e2x HY2.0-4P Grove cables (5cm)\u003c\/li\u003e\n\u003cli\u003e6x Friction pins\u003c\/li\u003e\n\u003cli\u003e1x Flange\u003c\/li\u003e\n\u003cli\u003e1x Bracket\u003c\/li\u003e\n\u003cli\u003e1x Hex key(2.5mm)\u003c\/li\u003e\n\u003cli\u003e1x Hex key(2mm)\u003c\/li\u003e\n\u003cli\u003e6x M3 nuts\u003c\/li\u003e\n\u003cli\u003e2x M3x14mm socket head screws\u003c\/li\u003e\n\u003cli\u003e4x M3x14mm countersunk head screws\u003c\/li\u003e\n\u003cli\u003e4x M3x12mm countersunk head screws\u003c\/li\u003e\n\u003cli\u003e1x Single-end terminal wire 5P debugging cable\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"M5Stack","offers":[{"title":"Default Title","offer_id":50847231836433,"sku":"U182","price":36.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0901\/6285\/6209\/files\/roller485-unit-with-bldc-motor-stm32-m5stack-u182-43228744417475.jpg?v=1735208927","url":"https:\/\/abcd3032.myshopify.com\/products\/roller485-unit-with-bldc-motor-stm32","provider":"Tayyab Zak","version":"1.0","type":"link"}