低予算電子工作 ARMマイコンを使えるようにする

LPC1114FN28を使ってmbedで書いたコードを実行できるようにするところまでを解説します

Transcript

1. ௿༧ࢉిࢠ޻࡞ "3.ϚΠίϯΛ࢖͑ΔΑ͏ʹ͢Δ Naomasa Matsubayashi
2. mbed ϒϥ΢β্Ͱಈ͘ARMϚΠίϯͷ౷߹։ൃ؀ڥ https://developer.mbed.org/
3. mbed mbedͰॻ͍ͨίʔυΛ
   ग़དྷΔ͚ͩ௿༧ࢉͰ࣮ߦ͢ΔࣄΛ໨ࢦ͢
4. mbedͱ͍͑͹͜͏͍͏ϋʔυ΢ΣΞ͕༗໊͚ͩͲߴ͍ NCFE
   -1$
   ௨শ੨͍NCFE NCFE
   -1$6
   ௨শԫ৭͍NCFE ԁ͔Β
   ԁ͘Β͍ ԁ͔Β
   ԁ͘Β͍
5. mbed LPC1114FN28ͳΒͪΐͬͱ͍҆ mbed LPC1114FN28 ԁ͔Β
   ԁ͘Β͍
6. ͭ͡͸্ʹࡌͬͯΔϚΠίϯ͚ͩͩͱ200ԁఔ ͜͜ʹࡌͬͯΔ
   DIPͷϚΠίϯ
   LPC1114FN28 ͚ͩ ϚϧπͰ220ԁ ڞཱͰ200ԁ ळ݄Ͱ140ԁ
7. ॻ͖ࠐΈ͑͞Կͱ͔͢Ε͹ϚΠίϯ͸200ԁఔͰࡁΉ Լʹ͍͍ͭͯΔͷ͸
   64#͔Β؆୯ʹ
   ॻ͖ࠐΉͨΊͷϋʔυ΢ΣΞ
8. LPC1114FN28 ARM Cortex-M0ϚΠίϯ ࠷େ48MHz(ΫϩοΫ಺ଂ) ಺ଂϑϥογϡ32KB (࣮ߦՄೳόΠφϦͷαΠζ͸32KB·Ͱ) ಺ଂRAM4KB (࣮ߦதʹ࢖͑ΔϝϞϦ͸4KB·Ͱ) 3.3VͰಈ͘ ϒϨουϘʔυʹͤ͞Δ UART͔Βॻ͖ࠐΊΔ
9. LPC1114FN28 ੨͍mbedͷΑ͏ͳ USBϗετ΍Ethernet͸ແ͍͕ I2C SPI PWM ADC UART౳ ϚΠίϯͰΑ͘࢖ΘΕΔI/O͸༗Δ
10. ༻ҙ͢Δ΋ͷ
11. ༻ҙ͢Δ΋ͷ 7ిݯ෇͖ϒϨουϘʔυ -1$'/ ԁ ॳճԁ ԁ ηοτ͋ͨΓԁ අ༻ͷΊ΍͢ ෦඼ ॳճʹඞཁͳඅ༻ԁ ॳճԁ δϟϯύϫΠϠຊ ԁ 7༻64#γϦΞϧίϯόʔλ λΫτεΠον ԁ
12. ಈ࡞֬ೝʹඞཁͳ΋ͷ
13. ಈ࡞֬ೝʹඞཁͳ΋ͷ ఆ֨N"ͷ-&% ఍߅
    Њ ݸͰԁ ݸͰԁ ߹ܭ ηοτลΓԁ අ༻ͷΊ΍͢ ෦඼ ॳճʹඞཁͳඅ༻ԁ δϟϯύϫΠϠຊ ԁ
14. C͔ΒHʹ-1$'/Λ઀ଓ
    ύοέʔδʹԜΈ͕͋Δํ͕ߦ໨ʹདྷΔΑ͏ʹ͢Δ
15. ϦηοτϘλϯ༻ͷλΫτεΠονΛ෇͚Δ
    ಈ࡞֬ೝ࣌ʹ෇͚Δ-&%౳ͱͿ͔ͭΒͳ͍ߦ໨Ҏ͕߱Φεεϝ
16. λΫτεΠονͷ୺ࢠͷҰํΛIʹ઀ଓ
    ΋͏ҰํΛͷిݯϨʔϯʹ઀ଓ
17. J͔ΒͷిݯϨʔϯʹδϟϯύϫΠϠΛ઀ଓ
    ಺ଂϑϥογϡॻ͖ࠐΈϞʔυʹೖΔҝͷઃఆ
18. K͔ΒͷిݯϨʔϯʹ઀ଓ
    ϚΠίϯͷ(/%
19. I͔Β ͷిݯϨʔϯʹ઀ଓ
    ϚΠίϯͷిݯ
20. 64#γϦΞϧίϯόʔλͷ(/%ͱ5Y%ͱ3Y%ʹ
    δϟϯύϫΠϠΛ઀ଓ
21. 64#γϦΞϧίϯόʔλͷ(/%ΛͷిݯϨʔϯʹ઀ଓ
    γϦΞϧίϯόʔλͱϒϨουϘʔυͷج४ిҐΛҰகͤ͞Δ
22. Jʹ64#γϦΞϧίϯόʔλͷ5Y%Λ઀ଓ
23. Kʹ64#γϦΞϧίϯόʔλͷ3Y%Λ઀ଓ
24. LPC1114FN28ʹॻ͖ࠐΉํ๏ σόοΨͰॻ͖ࠐΉ γϦΞϧͰॻ͖ࠐΉ σόοΨ͕ཁΔ 64#γϦΞϧίϯόʔλ౳͕ཁΔ ࠓճ͸ͬͪ͜ γϦΞϧ͔Βॻ͖ࠐΉҝͷ࢓૊Έ͸
    σʔλγʔτͰ͸*O4ZTUFN
    1SPHSBNNJOH *41 ͱݺ͹ΕΔ
25. lpc21isp FlashMagic 8JOEPXT༻ͷ(6*ΞϓϦέʔγϣϯ /*9޲͚ͷίϚϯυϥΠϯπʔϧ ॻ͖ࠐΈʹ࢖͏ιϑτ΢ΣΞ ࠓճ͸ͬͪ͜ 8JOEPXTϢʔβͰ'MBTI.BHJDͰॻ͖͍ͨ৔߹͸͜ͷ΁Μࢀর IUUQXXXOYQMQDDPNEFWFMPQNFOUIUNM
26. lpc21isp *41ͷϓϩτίϧΛ஻ΔίϚϯυϥΠϯπʔϧ
    ͜ΕΛ࢖ͬͯॻ͖ࠐΉ IUUQTHJUIVCDPNDBQJNBOMQDJTQ
27. # LANG=C emerge -av lpc21isp! --- Invalid atom in /etc/portage/package.use/kde: kde-base/pykde4-4.10.5! ! * IMPORTANT: 28 news items need reading for repository 'gentoo'.! * Use eselect news to read news items.! ! * Last emerge --sync was 52d 2h 23m 42s ago.! ! These are the packages that would be merged, in order:! ! Calculating dependencies... done!! [ebuild N ~] dev-embedded/lpc21isp-1.85 54 KiB! ! Total: 1 package (1 new), Size of downloads: 54 KiB! ! Would you like to merge these packages? [Yes/No] Yes! ! >>> Verifying ebuild manifests! ! >>> Emerging (1 of 1) dev-embedded/lpc21isp-1.85::gentoo! >>> Downloading 'http://ftp.iij.ad.jp/pub/linux/gentoo/distfiles/lpc21isp_185.tar.gz'! --2015-05-02 22:29:39-- http://ftp.iij.ad.jp/pub/linux/gentoo/distfiles/lpc21isp_185.tar.gz! Resolving ftp.iij.ad.jp... 2001:240:bb8f:200::1:170, 202.232.140.170! Connecting to ftp.iij.ad.jp|2001:240:bb8f:200::1:170|:80... connected.! HTTP request sent, awaiting response... 200 OK! Length: 54735 (53K) [application/x-gzip]! Saving to: '/usr/portage/distfiles/lpc21isp_185.tar.gz'! ! /usr/portage/distfi 100%[=====================>] 53.45K --.-KB/s in 0.1s ! ! 2015-05-02 22:29:39 (385 KB/s) - '/usr/portage/distfiles/lpc21isp_185.tar.gz' saved [54735/54735]! ͍͚ͯΔ-JOVYσΟετϦϏϡʔγϣϯͩͱ
    ύοέʔδ͕༻ҙ͞Ε͍ͯΔࣄ΋͋Δ
28. 
    ઌఔ૊ΈཱͯͨϘʔυʹి஑ΛೖΕͯ
    ϦηοτϘλϯΛԡ͢ 
    MQDJTQͰσόΠεΛ୳͢ # lpc21isp -detectonly /dev/ttyUSB0 115200 48000! lpc21isp version 1.85! Synchronizing (ESC to abort). OK! Read bootcode version: 1! 7! Read part ID: LPC1114.../102, 32 kiB ROM / 4 kiB SRAM (0x1A40902B) ϦηοτϘλϯ ͜͜ͷσόΠε໊͸
    ؀ڥʹΑͬͯҟͳΔ
    Մೳੑ͕͋Δ
29. # lpc21isp -detectonly /dev/ttyUSB0 115200 48000! lpc21isp version 1.85! Synchronizing (ESC to abort). OK! Read bootcode version: 1! 7! Read part ID: LPC1114.../102, 32 kiB ROM / 4 kiB SRAM (0x1A40902B) νοϓͷछྨ
    -1$ ུ  ϑϥογϡϝϞϦ
    ,J# 3".
    ,J# ͜Μͳ෩ʹνοϓͷ৘ใ͕දࣔ͞ΕͨΒ੒ޭ ग़ͳ͍৔߹͸૊Έཱͯํ͕߹͍ͬͯΔ͔΋͏Ұ౓֬ೝ͠Α͏
30. ಈ࡞֬ೝ
31. mbedͷLED఺໓αϯϓϧΛಈ͔ͯ֬͠ೝ͢Δ https://developer.mbed.org/users/ytsuboi/notebook/getting-started-with-mbed-lpc1114/ ϓϩάϥϜ͕LED1ͷ࢖༻Λཁٻͨ࣌͠
    mbed͸LPC1114FN28ͷ͜ͷϐϯʹ
    LED͕͍͍ͭͯΔ͜ͱΛظ଴͢Δ
32. ൪ϐϯ ϒϨουϘʔυͷB ʹЊͷ఍߅Λ઀ଓ
    -&%ͷిྲ੍ྀݶ༻
33. ఍߅ʹ-&%ͷΞϊʔυଆ ଍͕௕͍ํ Λ઀ଓ
    ͜ͷճ࿏͸ఆ֨N"ͷ-&%Λ૝ఆ͍ͯ͠Δ
34. -&%ͷΧιʔυଆΛͷిݯϨʔϯʹ઀ଓ
35. mbedʹϢʔβొ࿥ https://developer.mbed.org/account/signup/?next=%2F
36. mbedʹϩάΠϯͨ͠ΒCompilerΛબ୒ https://developer.mbed.org/ ͜Ε
37. mbed LPC1114FN28ʹͳ͍ͬͯΔ͜ͱΛ֬ೝ ͜Ε ΋͠ผͷϚΠίϯʹͳ͍ͬͯͨΒ ΫϦοΫͯ͠LPC1114FN28ʹมߋ
38. NewΛԡͯ͠৽͍͠ϓϩάϥϜΛ࡞੒ ͜Ε
39. Platform͕mbed LPC1114FN28ʹͳ͍ͬͯΔ͜ͱΛ֬ೝ ͜Ε NCFE
    -1$'/͕Ϧετʹແ͍৔߹͸μΠΞϩάΛ
    Ұ౓ดͯ͡ӈ্ͷϓϥοτϑΥʔϜબ୒͔Β௥Ճ͠Α͏ ϓϥοτϑΥʔϜબ୒
40. Template͕Blinky LED Hello Worldʹͳ͍ͬͯΔࣄΛ֬ೝ ͜Ε ͍ΘΏΔLνΧΛ͢ΔͨΊͷίʔυ͕࠷ॳ͔Β༻ҙ͞Ε͍ͯΔ
41. CompileΛΫϦοΫ͢Δ Ϗϧυ͕׬ྃ͢Δͱग़དྷ্͕ͬͨόΠφϦ͕μ΢ϯϩʔυ͞ΕΔ ͜Ε
42. # lpc21isp -bin mbed_blinky_LPC1114.bin /dev/ttyUSB0 115200 48000! lpc21isp version 1.85! File mbed_blinky_LPC1114.bin:! ! loaded...! ! image size : 10540! Image size : 10540! Synchronizing (ESC to abort). OK! Read bootcode version: 1! 7! Read part ID: LPC1114.../102, 32 kiB ROM / 4 kiB SRAM (0x1A40902B)! Will start programming at Sector 1 if possible, and conclude with Sector 0 to ensure that checksum is written last.! Erasing sector 0 first, to invalidate checksum. OK ! Sector 1: ...........................|.........................|.........................|............... ..........! Sector 2: ...........................|.........................|.........! Sector 0: ..........................|.........................|.........................|................ .........! Download Finished... taking 2 seconds! Now launching the brand new code μ΢ϯϩʔυͨ͠όΠφϦ ॻ͖ࠐΈ *41͕ಉظͰ͖Δͷ͸Ϧηοτޙճ͚ͩͳͷͰ
    ্ख͍͔͘ͳ͍ͱ͖͸
    ϦηοτϘλϯΛԡ͔ͯ͠Β΋͏Ұ౓ࢼͯ͠ΈΑ͏
43. J͔ΒͷిݯϨʔϯʹܨ͕͍ͬͯΔδϟϯύϫΠϠΛ֎͢
    ಺ଂϑϥογϡॻ͖ࠐΈϞʔυʹೖΒͳ͍Α͏ʹ͢Δ
44. ϦηοτϘλϯΛԡͯ͠-&%͕఺໓࢝͠ΊͨΒ੒ޭ
45. ·ͱΊ 200ԁͷϚΠίϯͱγϦΞϧॻ͖ࠐΈͰ mbedͰ࡞ͬͨόΠφϦΛ࣮ߦͰ͖Δ