[video member=miotatsu stream_platform=twitch project=riscy title="Studying PWM" vod_platform=youtube id=XxdjuyXUME8 annotator=Miblo]
[0:08][Recap and set the stage for the day, learning pulse-width modulation]
[2:56][@hossein1387][Yes, it is an oscilloscope[ref
    site=Amazon
    page="Rigol DS1054Z 4-channel 50 Mhz Digital Oscilloscope"
    url=https://www.amazon.ca/Rigol-DS1054Z-4-channel-Digital-Oscilloscope/dp/B012938E76]]
[3:38][Show off Computer Organization and Design[ref
        title="Computer Organization and Design RISC-V Edition"
        author="David Patterson & John Hennessy"
        publisher="Morgan Kaufmann"
        isbn=9780128122754
        url=https://www.elsevier.com/books/computer-organization-and-design-risc-v-edition/patterson/978-0-12-812275-4]]
[5:44][Watch video on controlling LED brightness using PWM[ref
    site=YouTube
    page="How to control LED brightness using PWM"
    url=https://www.youtube.com/watch?v=jFI7Ahf0lZ8]][:research]
[19:41][Take notes from accompanying article on Controlling LED brightness using PWM[ref
    site="Waiting for Friday"
    page="Controlling LED brightness using PWM"
    url=http://www.waitingforfriday.com/?p=404]][:blackboard :research]
[29:56][Summarise the concept of pulse-width modulation that we care about][:research]
[33:37][PWM Resolution][:blackboard]
[35:27][Read about Timing the Interrupt[ref
    site="Waiting for Friday"
    page="Controlling LED brightness using PWM"
    url=http://www.waitingforfriday.com/?p=404]][:research]
[38:37][Continue reading about PWM[ref
    site="SiFive Developers"
    page="Platform Reference Manual"
    url=https://www.sifive.com/documentation/freedom-soc/freedom-e300-platform-reference-manual/]][:peripheral :research]
[46:02][Read about the PWM Configuration Register[ref
    site="SiFive Developers"
    page="Platform Reference Manual"
    url=https://www.sifive.com/documentation/freedom-soc/freedom-e300-platform-reference-manual/]][:peripheral :research]
[50:43][Consult led_fade.c to see how it sets up the RGB PWM][:peripheral :research]
[52:20][Continue reading about the PWM Configuration Register[ref
    site="SiFive Developers"
    page="Platform Reference Manual"
    url=https://www.sifive.com/documentation/freedom-soc/freedom-e300-platform-reference-manual/]][:peripheral :research]
[1:01:00][Note that the led_fade.c does not seem to be setting the pwmzerocmp bit][:peripheral :research]
[1:01:32][We are out of time for today]
[/video]
