# hardware support **URL:** https://community.simplefoc.com/c/hardware-support/7.md?page=3 [Latest](https://community.simplefoc.com/latest.md) · [Categories](https://community.simplefoc.com/categories.md) · [Tags](https://community.simplefoc.com/tags.md) **Page:** 4 --- ## [ESP32 + simpleFOCmini v1.0 + 2804 220KV motor not spinning only twitching](https://community.simplefoc.com/t/esp32-simplefocmini-v1-0-2804-220kv-motor-not-spinning-only-twitching/7983)
**Author:** [@RUWO](https://community.simplefoc.com/u/RUWO)\ **Replies:** 1\ **Last updated:** [February 13, 2026, 7:24am UTC](https://community.simplefoc.com/t/esp32-simplefocmini-v1-0-2804-220kv-motor-not-spinning-only-twitching/7983 "2026-02-13T07:24:06Z")
hello, as the title suggests, i can’t get my motor to spin in open loop control using the open loop example from the arduino library. at higher speeds it just kinda vibrates and at lower speeds it completes about an eig… --- ## [Combining encoder interfaces](https://community.simplefoc.com/t/combining-encoder-interfaces/7987)
**Author:** [@Flo\_rian](https://community.simplefoc.com/u/Flo_rian)\ **Replies:** 0\ **Last updated:** [February 10, 2026, 9:14pm UTC](https://community.simplefoc.com/t/combining-encoder-interfaces/7987 "2026-02-10T21:14:13Z")
Hey guys, I have learned quite a lot in this awesome forum, thank you so much! I am currently planning to implement a servo motor driver and during my research on encoders I have some questions I didn’t find an answer … --- ## [Cracking Noise at 0rad/s despite great alignment and no issues](https://community.simplefoc.com/t/cracking-noise-at-0rad-s-despite-great-alignment-and-no-issues/7979)
**Author:** [@sitcharo](https://community.simplefoc.com/u/sitcharo)\ **Replies:** 2\ **Last updated:** [February 8, 2026, 2:08am UTC](https://community.simplefoc.com/t/cracking-noise-at-0rad-s-despite-great-alignment-and-no-issues/7979 "2026-02-08T02:08:53Z")
Hello everyone, I have a troubling problem where the motor (racerstar 4108 380kv) Would crackle at 0 rad/s. The encoder as5048 runs fine with SPI. Furthermore, my esc the B-G431B was modded to use SPI3 and USART1 (comm… --- ## [Advice on motor driver board for low power foc and some extra functions](https://community.simplefoc.com/t/advice-on-motor-driver-board-for-low-power-foc-and-some-extra-functions/7974)
**Author:** [@Hank123](https://community.simplefoc.com/u/Hank123)\ **Replies:** 0\ **Last updated:** [February 6, 2026, 3:12pm UTC](https://community.simplefoc.com/t/advice-on-motor-driver-board-for-low-power-foc-and-some-extra-functions/7974 "2026-02-06T15:12:50Z")
Hi I am exploring a low power drive system at 24V. Its a thread winder that need some torque from low rpm but most importantly is very quiet. System peak power 100W, usually 15-50W continuos load. I have tested a number… --- ## [Current Sense Init FAIL](https://community.simplefoc.com/t/current-sense-init-fail/7965)
**Author:** [@Jose\_Aldahir\_Espinos](https://community.simplefoc.com/u/Jose_Aldahir_Espinos)\ **Replies:** 9\ **Last updated:** [February 4, 2026, 9:33pm UTC](https://community.simplefoc.com/t/current-sense-init-fail/7965 "2026-02-04T21:33:23Z")
Hi, I tried to test the current sense in my custom PCB. STM32G431 AS5600 MN4006 380KV DRV8305 Shunts 2m ohm And when I start the code I have this issue: I test a different code only to see the ADC of SO1, SO2, and… --- ## [ESP32-S3 ADC accuracy for a gimbal use case](https://community.simplefoc.com/t/esp32-s3-adc-accuracy-for-a-gimbal-use-case/7960)
**Author:** [@Ryanlm](https://community.simplefoc.com/u/Ryanlm)\ **Replies:** 1\ **Last updated:** [January 28, 2026, 8:11am UTC](https://community.simplefoc.com/t/esp32-s3-adc-accuracy-for-a-gimbal-use-case/7960 "2026-01-28T08:11:06Z")
I am building camera gimbal / pan/tilt/yaw type device that will be doing face tracking. I have been designing using the ESP32-S3 to run the three FOC loops, and use the onboard ADCs for current sensing. I stumbled upo… --- ## [Very strange simplefoc behaviour](https://community.simplefoc.com/t/very-strange-simplefoc-behaviour/7957)
**Author:** [@Fuchio](https://community.simplefoc.com/u/Fuchio)\ **Replies:** 1\ **Last updated:** [January 27, 2026, 7:45pm UTC](https://community.simplefoc.com/t/very-strange-simplefoc-behaviour/7957 "2026-01-27T19:45:16Z")
Hi all, Over the past few months I have been developing with different FOC boards and different microcontrollers, the ones I have right now are ESP 32 WROOM 32s and Arduino R4 minima with SimpleFOCShield v3.2, SimpleFOC… --- ## [Need a method for Floating point Peak Current Detector for Over Current protection](https://community.simplefoc.com/t/need-a-method-for-floating-point-peak-current-detector-for-over-current-protection/7955)
**Author:** [@GANESH\_KARRI](https://community.simplefoc.com/u/GANESH_KARRI)\ **Replies:** 0\ **Last updated:** [January 27, 2026, 7:02am UTC](https://community.simplefoc.com/t/need-a-method-for-floating-point-peak-current-detector-for-over-current-protection/7955 "2026-01-27T07:02:38Z")
Hello everyone, I’m working on a battery-based power converter where 4 battery packs (~48–50 V each) are connected in series. To implement over-current protection, I’m planning to sense the switch current using a simpl… --- ## [Design Review Request - RP2350 with DRV8350](https://community.simplefoc.com/t/design-review-request-rp2350-with-drv8350/7475)
**Author:** [@syauqi-alias](https://community.simplefoc.com/u/syauqi-alias)\ **Replies:** 8\ **Last updated:** [January 26, 2026, 12:41pm UTC](https://community.simplefoc.com/t/design-review-request-rp2350-with-drv8350/7475 "2026-01-26T12:41:59Z")
Hi Everyone! This is my first post here. I’m currently designing a BLDC controller for a hotplate magnetic stirrer and would love to get some constructive feedback on my schematic before I move forward. Project Backgro… --- ## [DRV8305 + ESP32 schematic review request](https://community.simplefoc.com/t/drv8305-esp32-schematic-review-request/7951)
**Author:** [@lewis\_m](https://community.simplefoc.com/u/lewis_m)\ **Replies:** 0\ **Last updated:** [January 24, 2026, 9:50pm UTC](https://community.simplefoc.com/t/drv8305-esp32-schematic-review-request/7951 "2026-01-24T21:50:27Z")
Hi everyone, I am quite new to simpleFOC and motor control theory in general but have put together a schematic based on the DRV8305, NTMFS5C612NL fets and ESP32-WROOM-32. Using an AS5600 for position and low side current… --- ## [SimpleFOC DriverShield testing issue](https://community.simplefoc.com/t/simplefoc-drivershield-testing-issue/5947)
**Author:** [@Charles](https://community.simplefoc.com/u/Charles)\ **Replies:** 16\ **Last updated:** [January 24, 2026, 2:16pm UTC](https://community.simplefoc.com/t/simplefoc-drivershield-testing-issue/5947 "2026-01-24T14:16:18Z")
Okay this week I’ll find some time to test these :smiley: https://www.stepperonline.co.uk/24v-3500rpm-0-6nm-220w-14-0a-ф57x89mm-brushless-dc-motor-57blr90-24-01.html --- ## [Achieving minimum current draw](https://community.simplefoc.com/t/achieving-minimum-current-draw/7950)
**Author:** [@mwinter](https://community.simplefoc.com/u/mwinter)\ **Replies:** 0\ **Last updated:** [January 24, 2026, 10:27am UTC](https://community.simplefoc.com/t/achieving-minimum-current-draw/7950 "2026-01-24T10:27:56Z")
This is a fork of this thread: Changing the PWM frequency on B\_G431\_ESC daughterboard But with another header. I know this is innefficient, but I am trying to keep a current draw on a smps (mean well LRS-15-12) to keep … --- ## [Changing the PWM frequency on B\_G431\_ESC daughterboard](https://community.simplefoc.com/t/changing-the-pwm-frequency-on-b-g431-esc-daughterboard/7948)
**Author:** [@mwinter](https://community.simplefoc.com/u/mwinter)\ **Replies:** 3\ **Last updated:** [January 24, 2026, 9:53am UTC](https://community.simplefoc.com/t/changing-the-pwm-frequency-on-b-g431-esc-daughterboard/7948 "2026-01-24T09:53:01Z")
Dear All, I recently got some mean well LRS PSUs for my siren project thinking that they would be better and smaller than the crap ebay ones that I was using. To my dismay, they have considerable coil whine. I think the… --- ## [AS5048A SPI encoder on a B\_G431B\_ESC1](https://community.simplefoc.com/t/as5048a-spi-encoder-on-a-b-g431b-esc1/7940)
**Author:** [@modo](https://community.simplefoc.com/u/modo)\ **Replies:** 1\ **Last updated:** [January 20, 2026, 5:44pm UTC](https://community.simplefoc.com/t/as5048a-spi-encoder-on-a-b-g431b-esc1/7940 "2026-01-20T17:44:57Z")
Hi everyone, I have two B\_G431B\_ESC1 drivers which are meant to control 2 brushless motors equipped with AS5048A encoders which I want to read via SPI. On the board I also need CAN gpios to allow for external communicat… --- ## [Current SimpleFOC Shield V3.x EasyEDA files use INA240 instead of ACS712?](https://community.simplefoc.com/t/current-simplefoc-shield-v3-x-easyeda-files-use-ina240-instead-of-acs712/7916)
**Author:** [@twfry](https://community.simplefoc.com/u/twfry)\ **Replies:** 5\ **Last updated:** [January 20, 2026, 3:47pm UTC](https://community.simplefoc.com/t/current-simplefoc-shield-v3-x-easyeda-files-use-ina240-instead-of-acs712/7916 "2026-01-20T15:47:43Z")
I went through the JLCPCB assembly process and found during part selection that the latest EasyEDA PCB design files seem to incorrectly populate the INA240 parts for current sense and even have the v2.x current sense res… --- ## [Mosquito Board / New design](https://community.simplefoc.com/t/mosquito-board-new-design/1621)
**Author:** [@Valentine](https://community.simplefoc.com/u/Valentine)\ **Replies:** 97\ **Last updated:** [January 14, 2026, 11:25pm UTC](https://community.simplefoc.com/t/mosquito-board-new-design/1621 "2026-01-14T23:25:09Z")
Wow, a whole day without a new post on the board. Getting bored. It’s mosquito season here in California, the recent rain brought up the larvae and they just started hatching. This, and me very recently finding a really… --- ## [Adding Vias for Current Capability](https://community.simplefoc.com/t/adding-vias-for-current-capability/7902)
**Author:** [@Kai\_Justice](https://community.simplefoc.com/u/Kai_Justice)\ **Replies:** 3\ **Last updated:** [January 11, 2026, 11:49pm UTC](https://community.simplefoc.com/t/adding-vias-for-current-capability/7902 "2026-01-11T23:49:45Z")
I am brining current from an IGBT to an inline current sense hall effect. Connecting them I am using a filled zone utilizng the front and back of the pcb. Would filling these zones increase the current carrying capabil… --- ## [Angel control Stromverbrauch](https://community.simplefoc.com/t/angel-control-stromverbrauch/7887)
**Author:** [@Helge\_Heyer](https://community.simplefoc.com/u/Helge_Heyer)\ **Replies:** 2\ **Last updated:** [January 11, 2026, 9:29pm UTC](https://community.simplefoc.com/t/angel-control-stromverbrauch/7887 "2026-01-11T21:29:53Z")
Als erstes möchte ich mich bei allen bedanken, die diese Seite so informativ gestaltet haben. Ich habe sehr viel lernen können und schlage sehr oft nach, wenn ich Hilfe brauche. Danke!!! Nun bin ich aber an ein Punkt ang… --- ## [Quiet enable & disable or: how to freewheel a motor?](https://community.simplefoc.com/t/quiet-enable-disable-or-how-to-freewheel-a-motor/7913)
**Author:** [@pcace](https://community.simplefoc.com/u/pcace)\ **Replies:** 1\ **Last updated:** [January 10, 2026, 10:20am UTC](https://community.simplefoc.com/t/quiet-enable-disable-or-how-to-freewheel-a-motor/7913 "2026-01-10T10:20:00Z")
Hi there, is there any way to enable and disable the motor without any audible clicks? i am currently trying to have an algorithm which can set the motor to freewheel (no current whatsoever) and then enable to do some … --- ## [ESP32 compilation failure on platformio](https://community.simplefoc.com/t/esp32-compilation-failure-on-platformio/7912)
**Author:** [@uiguig](https://community.simplefoc.com/u/uiguig)\ **Replies:** 3\ **Last updated:** [January 10, 2026, 9:12am UTC](https://community.simplefoc.com/t/esp32-compilation-failure-on-platformio/7912 "2026-01-10T09:12:42Z")
Hello, I’m having trouble compiling for ESP32 on PIO. Platformio.ini : ; PlatformIO Project Configuration File ; ; Build options: build flags, source filter ; Upload options: custom upload port, speed and extra fl… --- ## [Noise at low velocity with drv8313](https://community.simplefoc.com/t/noise-at-low-velocity-with-drv8313/135)
**Author:** [@Sai](https://community.simplefoc.com/u/Sai)\ **Replies:** 15\ **Last updated:** [January 9, 2026, 4:32am UTC](https://community.simplefoc.com/t/noise-at-low-velocity-with-drv8313/135 "2026-01-09T04:32:10Z")
Hi, First of all, appreciate your lib of foc on arduino, I have been searched for this for a long time. I was using drv8313 and arduino uno to drive a 28mm brushless motor with 12N14P at 8V. Open loop example was applie… --- ## [SimpleFOCmini + GBM2804H, how much Voltage?](https://community.simplefoc.com/t/simplefocmini-gbm2804h-how-much-voltage/7892)
**Author:** [@pcace](https://community.simplefoc.com/u/pcace)\ **Replies:** 3\ **Last updated:** [January 6, 2026, 9:20am UTC](https://community.simplefoc.com/t/simplefocmini-gbm2804h-how-much-voltage/7892 "2026-01-06T09:20:48Z")
Hi there, I am just starting to get to know SimpleFOC, so please excuse my possibly dumb questions. I have a GBM2804H with encoder ( IFlight IPower GBM2804H-100T / GM2804 Brushless Gimbal Motor with AS5048A Encoder/Alu… --- ## [Smooth rotation possible with velocity\_openloop?](https://community.simplefoc.com/t/smooth-rotation-possible-with-velocity-openloop/7903)
**Author:** [@pcace](https://community.simplefoc.com/u/pcace)\ **Replies:** 2\ **Last updated:** [January 3, 2026, 7:18am UTC](https://community.simplefoc.com/t/smooth-rotation-possible-with-velocity-openloop/7903 "2026-01-03T07:18:42Z")
Hi there, i am starting with simplefoc and try to understand why i cannot make a smooth rotation possible with velocity\_openloop. I have an esp32, a simplefoc mini and a small brushless gimbal motor. currently i have o… --- ## [Strange issues with AS5047 and GM4108 gimbal motor and custom DRV8313 RP2350 Driver Board](https://community.simplefoc.com/t/strange-issues-with-as5047-and-gm4108-gimbal-motor-and-custom-drv8313-rp2350-driver-board/7907)
**Author:** [@barrett-land](https://community.simplefoc.com/u/barrett-land)\ **Replies:** 0\ **Last updated:** [January 2, 2026, 9:20pm UTC](https://community.simplefoc.com/t/strange-issues-with-as5047-and-gm4108-gimbal-motor-and-custom-drv8313-rp2350-driver-board/7907 "2026-01-02T21:20:00Z")
Hello, I am having trouble getting my GM4108 motor working with my AS5047 encoder. I have it set up with an on-axis magnet. The strange thing is in SimpleFOCStudio the encoder feedback looks accurate however the motor do… --- ## [SimpleFOC with MKS Dual FOC plus + ESP32 and current sense](https://community.simplefoc.com/t/simplefoc-with-mks-dual-foc-plus-esp32-and-current-sense/7890)
**Author:** [@OiD-W](https://community.simplefoc.com/u/OiD-W)\ **Replies:** 2\ **Last updated:** [December 29, 2025, 4:03pm UTC](https://community.simplefoc.com/t/simplefoc-with-mks-dual-foc-plus-esp32-and-current-sense/7890 "2025-12-29T16:03:45Z")
Hi, again. I’m back and still fighting setting up motors. Makerbase SimpleFOC Dual Plus with an ESP32 and BL4825O motors (Removed the PCB, 5PP 1.5Ohm) with AS5600 magnetic encoders (The white square version) I’ve … --- ## [Can I commutate a 3-phase brushless motor with 1x L298N?](https://community.simplefoc.com/t/can-i-commutate-a-3-phase-brushless-motor-with-1x-l298n/3041)
**Author:** [@eplamers](https://community.simplefoc.com/u/eplamers)\ **Replies:** 15\ **Last updated:** [December 28, 2025, 9:02am UTC](https://community.simplefoc.com/t/can-i-commutate-a-3-phase-brushless-motor-with-1x-l298n/3041 "2025-12-28T09:02:15Z")
Hey SimpleFOC community! I’ve been trying to implement some basic commutation from scratch (as a learning exercise) using a L298N and a small 3 phase brushless motor. I’m a little confused as to whether it is possible t… --- ## [High power driver - DRV8323](https://community.simplefoc.com/t/high-power-driver-drv8323/7867)
**Author:** [@Waffol](https://community.simplefoc.com/u/Waffol)\ **Replies:** 1\ **Last updated:** [December 21, 2025, 5:24pm UTC](https://community.simplefoc.com/t/high-power-driver-drv8323/7867 "2025-12-21T17:24:15Z")
Hi there, I’m thinking about designing a motor driver for a 63100 BLDC motor 63mm diameter 103mm long excl. shaft 60V max 100A max 0.031Ohm winding resistance 100 Kv I’m looking at the STM32G431 together with a TI DR… --- ## [Pcb designing for foc drive](https://community.simplefoc.com/t/pcb-designing-for-foc-drive/7881)
**Author:** [@Abdulkadir](https://community.simplefoc.com/u/Abdulkadir)\ **Replies:** 0\ **Last updated:** [December 20, 2025, 8:18pm UTC](https://community.simplefoc.com/t/pcb-designing-for-foc-drive/7881 "2025-12-20T20:18:21Z")
Hello guys, I want to design my own PCB for driving a BLDC motor with FOC. I plan to use Arduino Nano as the controller and build the driver circuit myself instead of using a ready-made board. The project is mainly for … --- ## [GM2804 + Arduino + simpleFOCShield cannot achieve 2000rpm](https://community.simplefoc.com/t/gm2804-arduino-simplefocshield-cannot-achieve-2000rpm/7875)
**Author:** [@freakosaurus](https://community.simplefoc.com/u/freakosaurus)\ **Replies:** 1\ **Last updated:** [December 18, 2025, 1:39pm UTC](https://community.simplefoc.com/t/gm2804-arduino-simplefocshield-cannot-achieve-2000rpm/7875 "2025-12-18T13:39:28Z")
Hi All, I am pretty new to BLDC motors. I have the aforementioned setup and the motor (https://ca.robotshop.com/products/ipower-gm2804-gimbal-motor-w-as5048a-encoder) should be able to spin ~2000rpm unloaded. I slowly s… --- ## [3$ BLDC and Stepper FOC driver - L298N](https://community.simplefoc.com/t/3-bldc-and-stepper-foc-driver-l298n/296)
**Author:** [@Antun\_Skuric](https://community.simplefoc.com/u/Antun_Skuric)\ **Replies:** 92\ **Last updated:** [December 14, 2025, 2:31pm UTC](https://community.simplefoc.com/t/3-bldc-and-stepper-foc-driver-l298n/296 "2025-12-14T14:31:11Z")
Hi guys, I just wanted to point out one interesting fact that I’ve found recently. I bought the L298n breakout board from Amazon for under 3$ and have been using it to run stepper motors, namely nema17. But I just rea… [Previous page](https://community.simplefoc.com/c/hardware-support/7.md?page=2) [Next page](https://community.simplefoc.com/c/hardware-support/7.md?page=4)