Hardware tips: Difference between revisions
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=Quadrature counter= | |||
* https://www.allaboutcircuits.com/industry-articles/designing-quadrature-encoder-counter-with-spi-bus/ | |||
=Frequency counting= | =Frequency counting= | ||
* '''RF''' https://github.com/swharden/RasPi-Frequency-Counter | * '''RF''' https://github.com/swharden/RasPi-Frequency-Counter | ||
* https://blog.adafruit.com/2021/04/28/a-low-cost-100mhz-frequency-meter-technoblogy-microchipmakes/ | * https://blog.adafruit.com/2021/04/28/a-low-cost-100mhz-frequency-meter-technoblogy-microchipmakes/ | ||
* '''pyhon''' https://atman-iot.com/blog/raspberry-pi-benchmark/ | * '''pyhon''' https://atman-iot.com/blog/raspberry-pi-benchmark/ | ||
* IC counters https://www.ti.com/lit/ds/symlink/sn74lv8154.pdf | |||
==ATTiny frequency counter== | |||
* http://www.technoblogy.com/show?20B4 | |||
==pico frequency counting== | ==pico frequency counting== | ||
* https://github.com/phoreglad/pico-MP-modules/tree/main/PWMCounter | * https://github.com/phoreglad/pico-MP-modules/tree/main/PWMCounter | ||
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==pi frequency counting== | ==pi frequency counting== | ||
* http://abyz.me.uk/rpi/pigpio/index.html | * http://abyz.me.uk/rpi/pigpio/index.html | ||
=Clock Calendar= | |||
* https://www.mouser.com/datasheet/2/302/PCF8593-1127704.pdf | |||
=pi GPIO Performance= | =pi GPIO Performance= | ||
* https://codeandlife.com/2012/07/03/benchmarking-raspberry-pi-gpio-speed/ | * https://codeandlife.com/2012/07/03/benchmarking-raspberry-pi-gpio-speed/ | ||
=clock generator= | |||
* https://www.adafruit.com/product/2045 | |||
** https://github.com/etherkit/Si5351Arduino | |||
==VFO== | |||
* https://projecthub.arduino.cc/CesarSound/3bd1c1cc-1971-41e9-890e-0451c35720e0 | |||
* https://gist.github.com/NT7S/24206e12342e4631e2a7 | |||
* https://qrp-labs.com/vfo.html | |||
* https://www.qsl.net/pa2ohh/20vfobfo.htm | |||
[[category:public]] | [[category:public]] | ||
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[[category:pi]] | [[category:pi]] | ||
[[category:pico]] | [[category:pico]] | ||
[[category:RF]] | |||
Latest revision as of 08:46, 20 May 2023
Quadrature counter
Frequency counting
- RF https://github.com/swharden/RasPi-Frequency-Counter
- https://blog.adafruit.com/2021/04/28/a-low-cost-100mhz-frequency-meter-technoblogy-microchipmakes/
- pyhon https://atman-iot.com/blog/raspberry-pi-benchmark/
- IC counters https://www.ti.com/lit/ds/symlink/sn74lv8154.pdf
ATTiny frequency counter
pico frequency counting
- https://github.com/phoreglad/pico-MP-modules/tree/main/PWMCounter
- https://github.com/dpwe/FreqCountRP2