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Upload bootloader to stm32 f405?

Submitted by jneumann on Sat, 2020-08-08 07:11

Hi guys i am currently repairing a flipsky vesc 6.6. The owner of the vesc could not solder to save himself and ended up burning the swd pads off the pcb trying to reflash firmware with stlink utility. This would never have worked anyway as i found the mcu was shorted. Im about to resolder a new stm32f405 onto the board so i want to make sure i get this right as there is no way to reprogram once its back on.

Control a 3 phase linear induction motor with vesc

Submitted by Choocie on Wed, 2020-08-05 14:19

Hi all,

we have a question regarding the use of the VESC-Controllers for induction motors as we want to build a prototype for a LIM. For this prototype we would like to give out 3 ac signals with variable frequency and a fixed current amplitude.

Is this possible with VESC-Controllers? I've seen that the controller is mainly used for BLDC applications.

 

 

Kind Regards,

 

Marc

VESC custom firmware custom UART message

Submitted by steveyplst on Tue, 2020-08-04 10:23

 

Hello everyone, currently I'm trying to build a custom firmware that the goal is to achieve a custom UART message exchange function.

However, I am abit new to the ChibiOS and the VESC firmware, for now I tried few UART functions, e.g.:

sdPut(&SD2,'A');

sdWrite(&SD2, "hello", 8);

to send custom message from VESC to external devices, but no luck.  

The Eclipse compiler sometimes shows error:  note: in expansion of macro 'sdPut'

Any suggestions that how to properly initialize the RX TX port on the VESC ?

VESC for robot running on Jetson NX, ROS and Neo BLDC motor

Submitted by gpetilli on Mon, 2020-07-27 22:09

I am new to VESC, but have used several other CAN bus ESCs in the past.  Pardon me if I ask newbe questions.

I am trying to improve on a FIRST Robotics system that uses the REVrobotics NEO motor https://www.revrobotics.com/rev-21-1650/ and would have used their SPARK ESC but FIRST requires a proprietary heartbeat in the ESC for safety reasons.  I am using ROS for the OS and dont have heartbeat capability.

1) Will the VESC work with the NEO motor on the chassis?  (I assume it will). 

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