Re: [Emc-users] Machmaker USB -> Parallel

2020-08-14 Thread Chris Albertson
What you want should be possible, if only some one would spend some months working of the software.I use this little STMF104 for motion control (but not for CNC) and the STM32F104 can generate pulses far faster them my motors can move. What is the point of 300,000 steps per second if the mo

Re: [Emc-users] Machmaker USB -> Parallel

2020-08-14 Thread cogoman via Emc-users
On 7/23/20 2:15 PM, Chris Albertson wrote: What is really needed is for someone to write firmware for the common STM32F103 "Blue Pill". These have the hardware to do things like step gen and quadrature decode at MHz speeds and talk to the PC over SPI I2C or USB and cost under $3 from 100 diffe

Re: [Emc-users] found a harmonic drive set of .stl's on thingiverse

2020-08-14 Thread cogoman via Emc-users
While this is late in this thread, and I don't know if this has been covered, but hackaday had an article on a guy who has a program to generate cycloidal gears.  They may not have as great gear ratios as a harmonic drive, but might help someone looking over this thread, so here goes: https:/