Hello Charles Any update on this custom pin layout?
Best regards, Alexey On Wednesday, May 10, 2017 at 9:54:09 PM UTC-7, Alexey Volkov wrote: > > Hello Charles > > Thanks for a fast and accurate respond. > Yes, I realized what this particular configuration have been designed for > very specific task. I just thought what I can still use PWMGEN in existing > configuration, just redirecting it to GPIO pin. > I have a very basic idea of VHDL and even I would like to learn it so I > can write custom firmwares, if you can kindly generate one just for now it > would be perfect. > As well if you have any links/references on how to do it I would like to > try and learn how to do it myself. > > Standard 7i76 PIN Layout with some changes would do, something like this: > > > > IOPortTag & x"00" & StepGenTag & StepGenDirPin, -- I/O 00 GPIO_0 16 PIN 1 > IOPortTag & x"00" & StepGenTag & StepGenStepPin, -- I/O 01 GPIO_0 17 PIN 14 > IOPortTag & x"01" & StepGenTag & StepGenDirPin, -- I/O 02 GPIO_0 14 PIN 2 > IOPortTag & x"01" & StepGenTag & StepGenStepPin, -- I/O 03 GPIO_0 15 PIN 15 > IOPortTag & x"02" & StepGenTag & StepGenDirPin, -- I/O 04 GPIO_0 12 PIN 3 > IOPortTag & x"02" & StepGenTag & StepGenStepPin, -- I/O 05 GPIO_0 13 PIN 16 > IOPortTag & x"00" & PWMTag & PWMAOutPin, -- I/O 06 GPIO_0 10 PIN 4 > IOPortTag & & x"00" & NullTag & NullPin, -- I/O 07 GPIO_0 11 PIN 17 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 08 GPIO_0 08 PIN 5 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 09 GPIO_0 09 PIN 6 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 10 GPIO_0 06 PIN 7 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 11 GPIO_0 07 PIN 8 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 12 GPIO_0 04 PIN 9 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 13 GPIO_0 05 PIN 10 > IOPortTag & x"00" & QCountTag & x"03", -- I/O 14 GPIO_0 02 PIN 11 > IOPortTag & x"00" & QCountTag & x"02", -- I/O 15 GPIO_0 03 PIN 12 > IOPortTag & x"00" & QCountTag & x"01", -- I/O 16 GPIO_0 00 PIN 13 > > > IOPortTag & x"03" & StepGenTag & StepGenDirPin, -- I/O 00 GPIO_0 16 PIN 1 > IOPortTag & x"03" & StepGenTag & StepGenStepPin, -- I/O 01 GPIO_0 17 PIN 14 > IOPortTag & x"04" & StepGenTag & StepGenDirPin, -- I/O 02 GPIO_0 14 PIN 2 > IOPortTag & x"04" & StepGenTag & StepGenStepPin, -- I/O 03 GPIO_0 15 PIN 15 > IOPortTag & x"05" & StepGenTag & StepGenDirPin, -- I/O 04 GPIO_0 12 PIN 3 > IOPortTag & x"05" & StepGenTag & StepGenStepPin, -- I/O 05 GPIO_0 13 PIN 16 > IOPortTag & x"01" & PWMTag & PWMAOutPin, -- I/O 06 GPIO_0 10 PIN 4 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 07 GPIO_0 11 PIN 17 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 08 GPIO_0 08 PIN 5 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 09 GPIO_0 09 PIN 6 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 10 GPIO_0 06 PIN 7 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 11 GPIO_0 07 PIN 8 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 12 GPIO_0 04 PIN 9 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 13 GPIO_0 05 PIN 10 > IOPortTag & x"01" & QCountTag & x"03", -- I/O 14 GPIO_0 02 PIN 11 > IOPortTag & x"01" & QCountTag & x"02", -- I/O 15 GPIO_0 03 PIN 12 > IOPortTag & x"01" & QCountTag & x"01", -- I/O 16 GPIO_0 00 PIN 13 > > IOPortTag & x"06" & StepGenTag & StepGenDirPin, -- I/O 00 GPIO_0 16 PIN 1 > IOPortTag & x"06" & StepGenTag & StepGenStepPin, -- I/O 01 GPIO_0 17 PIN 14 > IOPortTag & x"07" & StepGenTag & StepGenDirPin, -- I/O 02 GPIO_0 14 PIN 2 > IOPortTag & x"07" & StepGenTag & StepGenStepPin, -- I/O 03 GPIO_0 15 PIN 15 > IOPortTag & x"08" & StepGenTag & StepGenDirPin, -- I/O 04 GPIO_0 12 PIN 3 > IOPortTag & x"08" & StepGenTag & StepGenStepPin, -- I/O 05 GPIO_0 13 PIN 16 > IOPortTag & x"02" & PWMTag & PWMAOutPin, -- I/O 06 GPIO_0 10 PIN 4 > IOPortTag & & x"00" & NullTag & NullPin, -- I/O 07 GPIO_0 11 PIN 17 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 08 GPIO_0 08 PIN 5 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 09 GPIO_0 09 PIN 6 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 10 GPIO_0 06 PIN 7 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 11 GPIO_0 07 PIN 8 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 12 GPIO_0 04 PIN 9 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 13 GPIO_0 05 PIN 10 > IOPortTag & x"02" & QCountTag & x"03", -- I/O 14 GPIO_0 02 PIN 11 > IOPortTag & x"02" & QCountTag & x"02", -- I/O 15 GPIO_0 03 PIN 12 > IOPortTag & x"02" & QCountTag & x"01", -- I/O 16 GPIO_0 00 PIN 13 > > IOPortTag & x"09" & StepGenTag & StepGenDirPin, -- I/O 00 GPIO_0 16 PIN 1 > IOPortTag & x"09" & StepGenTag & StepGenStepPin, -- I/O 01 GPIO_0 17 PIN 14 > IOPortTag & x"10" & StepGenTag & StepGenDirPin, -- I/O 02 GPIO_0 14 PIN 2 > IOPortTag & x"10" & StepGenTag & StepGenStepPin, -- I/O 03 GPIO_0 15 PIN 15 > IOPortTag & x"11" & StepGenTag & StepGenDirPin, -- I/O 04 GPIO_0 12 PIN 3 > IOPortTag & x"11" & StepGenTag & StepGenStepPin, -- I/O 05 GPIO_0 13 PIN 16 > IOPortTag & x"03" & PWMTag & PWMAOutPin, -- I/O 06 GPIO_0 10 PIN 4 > IOPortTag & & x"00" & NullTag & NullPin, -- I/O 07 GPIO_0 11 PIN 17 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 08 GPIO_0 08 PIN 5 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 09 GPIO_0 09 PIN 6 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 10 GPIO_0 06 PIN 7 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 11 GPIO_0 07 PIN 8 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 12 GPIO_0 04 PIN 9 > IOPortTag & x"00" & NullTag & NullPin, -- I/O 13 GPIO_0 05 PIN 10 > IOPortTag & x"03" & QCountTag & x"03", -- I/O 14 GPIO_0 02 PIN 11 > IOPortTag & x"03" & QCountTag & x"02", -- I/O 15 GPIO_0 03 PIN 12 > IOPortTag & x"03" & QCountTag & x"01", -- I/O 16 GPIO_0 00 PIN 13 > > > Thanks a lot, > Best regards, > Alexey > > > > > > > On Wednesday, 10 May 2017 13:13:43 UTC-7, Charles Steinkuehler wrote: >> >> On 5/10/2017 11:17 AM, Alexey Volkov wrote: >> > As well, I would need a 2-nd encoder for MPG, this is the reason I have >> been >> > using 4x7i76. Any another configuration would do the task as well where >> I can >> > have hardware PWM generators? >> > Needed: 2-3 steppers, 2 encoders (spindle and MPG), 1 PWM, 10-12 >> GPIO's. >> > >> > Best regards, >> > Alexey >> > >> > On Wednesday, 10 May 2017 09:03:41 UTC-7, Alexey Volkov wrote: >> > >> > Hello >> > >> > I am using DE0-Nano-SoC with DB25 board, with mesa SOCFPGA firmware >> > 7i76_7i76_7i76_7i76. >> > I do not have mesa 7i76 boards and connecting speppers, spindle >> control and >> > encoders directly to the DB25 adapter. >> > I successfully set up and run 3 stepper generators, 1 encoder on P2 >> of the >> > DB25. Works very well, I was able to run STEP/DIR up to 500kHz >> rate. >> > I also tried to add PWN generators, declaring them same way as for >> steppers: >> > "pwmgens=1", it goes thru, but I do not see them in HAL and if I >> try to >> > call for the pwm generator machinekit complains what the PIN does >> not exist. >> > Just wondering: Was PWMGEN implemented at all in SOCFPGA and if it >> was how >> > to use one. >> >> Yes, PWMGEN is in the SOCFPGA firmware, but there are none enabled in >> the configuration you're using. >> >> > Do I have to use custom build firmware to be able to use "hardware" >> PWM >> > generators? >> >> Yes, you are going to need a new FPGA configuration file with the >> features you want enabled. Do you have a pinout you would like to use? >> >> I gave a presentation on customizing the FPGA configuration at the >> recent meetup, but unless you're familiar with VHDL and compiling FPGA >> firmware (or want to learn) it's probably easier all around if I make >> a new PIN file for you. >> >> > I was able to use software PWMGEN, but it is working very slow >> (~0.5-1kHz). >> >> Software PWMGEN is useful for things like heaters, but not for >> anything fast. However you could probably use a software encoder >> component for your MPG, but if you've got the FPGA you might as well >> use it! :) >> >> -- >> Charles Steinkuehler >> [email protected] >> > -- website: http://www.machinekit.io blog: http://blog.machinekit.io github: https://github.com/machinekit --- You received this message because you are subscribed to the Google Groups "Machinekit" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. 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