Keyboard Firmware in Rust

Transcript

1. 1.

   ࣗ࡞ΩʔϘʔυͷ
 ϑΝʔϜ΢ΣΞΛ
 3VTUͰॻ͘ KOBA789

2. 2.

   ,0#" w ΫοΫύουגࣜձࣾ
   ٕज़෦
   σʔλج൫άϧʔϓ
   w ϝΠϯͷ࢓ࣄ͸େྔͷσʔλΛ͍͍ײ͡ʹ͢Δ͜ͱ
 ͱ͍͏͜ͱʹͳ͍ͬͯΔ
   w ࣮ࡍ͸͓΋͠Ζͦ͏ͳ͜ͱΛͳΜͰ΋΍͍ͬͯΔ
   w

   ݱࡏ৽ଔ೥໨
3. 3.

   ࣗ࡞ΩʔϘʔυ

4. 4.

   None
5. 5.

   ࠷ۙ<͍ͭ >ਓؾͳझຯ<ཁग़య>

6. 6.

   https://techlife.cookpad.com/entry/2018/08/14/172130

7. 7.

   ฐࣾʹ΋ͨ͘͞ΜͷѪ޷Ո͕

8. 8.

   Ͱɺ

9. 9.

   https://internship.cookpad.com/2019/spring/

10. 10.

    Πϯλʔϯγοϓ
    ࣗ࡞ΩʔϘʔυίʔε

11. 11.

    None
12. 12.

    څྉ΋Βͬͯࣗ࡞ΩʔϘʔυΛ
 ΍Δ͜ͱʹͳͬͯ͠·ͬͨ

13. 13.

    ͑Β͍ਓʮόζΒ͍ͤͨʯ
    Զʮ͡Ό͋ΧϦΩϡϥϜ͸աܹʹʯ

14. 14.

    ݁Ռ

15. 15.

    w͸Μͩ෇͚͸΋ͪΖΜ΍Δ
    w؆୯ͳిࢠճ࿏΋΍Δ
    wϓϦϯτج൘ͷઃܭ΋΍Δ
    wϑΝʔϜ΢ΣΞ͸
    3VTU
    Ͱॻ͘

16. 16.

    ϑΝʔϜ΢ΣΞ͸
 3VTUͰॻ͘

17. 17.

    1SP
    .JDSP https://www.switch-science.com/catalog/1623/ ࣗ࡞ΩʔϘʔυͰ͸Ұൠత

18. 18.

    1SP
    .JDSPͷੴ͸"5NFHB6
    "5NFHB6͸"73

19. 19.

    3VTUͰ"73͸ͩΔ͍

20. 20.

    ૊ΈࠐΈ3VTU͓͢͢Ί͸
    $PSUFY.γϦʔζ
    "3. 3*4$7͡Όͳͯ͘͝ΊΜͳ

21. 21.

    ௨শCMVF
    QJMM w 45.'$͕৐ͬͯΔ
    w 45.'$͸$PSUFY.
    w 3".
    ,#
    w $16
    $MPDL
    VQ
    UP
    .)[
    w

    'MBTI
    ,# ࣮ࡍ͸ͳ͔ͥ,# https://wiki.stm32duino.com/index.php?title=File:STM32_Blue_Pill_perspective.jpg
22. 22.

    ௨শCMVF
    QJMM ͓͍͘Βͩͱࢥ͍·͔͢
 https://wiki.stm32duino.com/index.php?title=File:STM32_Blue_Pill_perspective.jpg

23. 23.

    ௨শCMVF
    QJMM  https://wiki.stm32duino.com/index.php?title=File:STM32_Blue_Pill_perspective.jpg

24. 24.

    ։ൃͷͨΊͷπʔϧ

25. 25.

    ͍͍ͩͨ
 5IF
    &NCFEEFE
    3VTU
    #PPL
 ʹॻ͍ͯ͋ΔͷͰলུ

26. 26.

    ͱ͘ʹศརͳ΋ͷΛ঺հ

27. 27.

    #MBDL
    .BHJD
    1SPCF w 1SPHSBNNFS%FCVHHFS
    w ιϑτ΢ΣΞ͸Φʔϓϯιʔε
    w ϋʔυ΢ΣΞ͸CMVF
    QJMMͳͲ͕࢖͑Δ
    w ࢲ͸CMBDL
    QJMMΛ࢖ͬͯ࡞ͬͨ
    w

    ϑϦεΫέʔεͰ͍͍ײ͡
28. 28.

    None
29. 29.

    cargo run
    Ͱ͖Δ ຊ೔ೋ౓໨
    Demo

30. 30.

    HEC࢖͑Δ
    ϒϨʔΫϙΠϯτషΕΔ
    ϝϞϦμϯϓͰ͖Δ

31. 31.

    println!
    Ͱ͖Δ
    Demo

32. 32.

    cortex_m_semihosting

33. 33.

    ૊ΈࠐΈϓϩάϥϛϯάͰ
 ආ͚ΒΕͳ͍΋ͷ

34. 34.

    पลػث
    ϖϦϑΣϥϧ

35. 35.

    ϖϦϑΣϥϧͷػೳݺͼग़͠
 ϨδελΞΫηε

36. 36.

    ΞηϯϒϦ
    /P

37. 37.

    JO
    $
    ϝʔΧʔ͕ϥΠϒϥϦΛఏڙ JO
    3VTU
    ศརΫϨʔτ͕͋Δ

38. 38.

    TWESVTU wΈΜͳ͍͖ͩ͢ίʔυδΣωϨʔλ
    wσόΠεఆٛϑΝΠϧ
    TWE
    ͔Β
    wϨδελΞΫηεؔ਺ͷίʔυΛు͘

39. 39.

    TUNG wTWESVTU
    Ͱు͔ΕͨίʔυΛ
    w͍͍ײ͡ʹௐ੔ͨ͠ΫϨʔτ
    wTUNG
    Ͱ࢖͑Δ

40. 40.

    -νΧͱ͔͸Ͱ͖Δ

41. 41.

    None
42. 42.

    ͔͠͠ɺ

43. 43.

    ΩʔϘʔυͳͷͰ
    64#
    )*%Λ
 ͠Ό΂Βͳ͍ͱ͍͚ͳ͍

44. 44.

    ϨδελΛ਺ݸୟ͘͘Β͍Ͱ͸
    64#͸͠Ό΂Εͳ͍

45. 45.

    ෼ް͍64#
    ͷ࢓༷ॻͱ
 ΍΍ް͍64#
    
    )*%ͷ࢓༷ॻͱ
 Ϋι෼ް͍45.ͷ࢓༷ॻΛಡΜͰ
    ద੾ͳϨδελɾϝϞϦΛ
 ͨ͘͞ΜಡΈॻ͖͢ΔίʔυΛॻ͘ඞཁΞϦ

46. 46.

    ࣮૷͠·ͨ͠

47. 47.

    64#
    )*%࣮૷
    ΍Γ͔ͨ w 64#
    ͷ࢓༷ΛಡΉ
    w 64#
    )*%
    $MBTT
    ͷ࢓༷ΛಡΉ
    w 45.'ͷϚχϡΞϧΛಡΉ
    w ͕ۭ݀͘΄ͲಡΉ
    w

    MJCPQFODNͷίʔυΛࢀߟʹ͢Δ
    w 3VTU
    Ͱॻ͘ˠϩδΞφͰݟΔˠ௚͢
    w ҎԼ܁Γฦ͠
48. 48.

    Զ͸Ӧۀ೔͘Β͍͔͔ͬͨ

49. 49.

    ͜͜ͰϩδΞφ
    Demo

50. 50.

    3VTUؔ܎ͳ͍ؾ͕͢Δͳ

51. 51.

    ίʔυยΛͪΐͬͱ঺հ

52. 52.

    64#ͷ௨৴Ͱ࢖͏όοϑΝ

53. 53.

    https://www.stmcu.jp/design/document/reference_manual/51428/ IUUQTXXXTUNDVKQEFTJHOEPDVNFOUSFGFSFODF@NBOVBM

54. 54.

    ͜ΕΛ͍͍ײ͡ʹϞσϦϯά

55. 55.

    None
56. 56.

    VolatileCell

57. 57.

    VolatileCell w ϝϞϦ΁ͷWPMBUJMFΞΫηεΛ
    w ͍͍ײ͡ʹ͢ΔϥΠϒϥϦ
    w std::ptr::read_volatile
    ͱ͔͸
    unsafe
    ͰࠔΔ

58. 58.

    MJCPQFODNΛ
 ࢀߟʹ͸͕ͨ͠ʜʜ

59. 59.

    3VTUಛ༗ͷ೉͠͞ w ϓϩτίϧͷ࣮૷͸εςʔτϚγϯʹͳΓ͕ͪ
    w εςʔτΛܕ҆શʹ͢Δͷ͸ͪΐͬͱίπ͕͍Δ
    w งғؾͰߏ଄࡞Δͱ్தͰ٧Ή
    w ݩͷ࣮૷ΛಡΜͰ $ͷࡶ͞ʹΩϨΔ

60. 60.

    None
61. 61.

    None
62. 62.

    ͠Γ͖ΕͱΜ΅