Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
低予算電子工作 ARMマイコンを使えるようにする
Search
Fadis
May 09, 2015
Technology
0
580
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
Fadis
May 09, 2015
Tweet
Share
More Decks by Fadis
See All by Fadis
ゲームの物理
fadis
5
1.6k
バイラテラルアップサンプリング
fadis
4
860
Kernel/VM探検隊@関西 11回目 大阪駅から会場までの道のりマップ
fadis
0
250
C++でシェーダを書く
fadis
6
5k
ライトたくさんReSTIRを実装しよう
fadis
3
1.4k
コンピュータグラフィクスの空
fadis
8
2.6k
NNEFを読めるようになろう
fadis
0
1.1k
低レイヤーから始める GUI
fadis
18
12k
いまどきのVulkan
fadis
14
7.9k
Other Decks in Technology
See All in Technology
MCPで変わる Amebaデザインシステム「Spindle」の開発
spindle
PRO
3
3.2k
「どこから読む?」コードとカルチャーに最速で馴染むための実践ガイド
zozotech
PRO
0
450
Evolución del razonamiento matemático de GPT-4.1 a GPT-5 - Data Aventura Summit 2025 & VSCode DevDays
lauchacarro
0
190
DevIO2025_継続的なサービス開発のための技術的意思決定のポイント / how-to-tech-decision-makaing-devio2025
nologyance
1
400
Platform開発が先行する Platform Engineeringの違和感
kintotechdev
4
570
人工衛星のファームウェアをRustで書く理由
koba789
15
7.9k
2つのフロントエンドと状態管理
mixi_engineers
PRO
3
110
ハードウェアとソフトウェアをつなぐ全てを内製している企業の E2E テストの作り方 / How to create E2E tests for a company that builds everything connecting hardware and software in-house
bitkey
PRO
1
130
企業の生成AIガバナンスにおけるエージェントとセキュリティ
lycorptech_jp
PRO
2
170
なぜスクラムはこうなったのか?歴史が教えてくれたこと/Shall we explore the roots of Scrum
sanogemaru
5
1.6k
Rustから学ぶ 非同期処理の仕組み
skanehira
1
140
react-callを使ってダイヤログをいろんなとこで再利用しよう!
shinaps
1
240
Featured
See All Featured
KATA
mclloyd
32
14k
Sharpening the Axe: The Primacy of Toolmaking
bcantrill
44
2.5k
Scaling GitHub
holman
463
140k
Being A Developer After 40
akosma
90
590k
Building Adaptive Systems
keathley
43
2.7k
[RailsConf 2023] Rails as a piece of cake
palkan
57
5.8k
ピンチをチャンスに:未来をつくるプロダクトロードマップ #pmconf2020
aki_iinuma
126
53k
Design and Strategy: How to Deal with People Who Don’t "Get" Design
morganepeng
131
19k
Into the Great Unknown - MozCon
thekraken
40
2k
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
31
2.5k
Practical Tips for Bootstrapping Information Extraction Pipelines
honnibal
PRO
23
1.4k
Faster Mobile Websites
deanohume
309
31k
Transcript
༧ࢉిࢠ࡞ "3.ϚΠίϯΛ͑ΔΑ͏ʹ͢Δ Naomasa Matsubayashi
mbed ϒϥβ্Ͱಈ͘ARMϚΠίϯͷ౷߹։ൃڥ https://developer.mbed.org/
mbed mbedͰॻ͍ͨίʔυΛ ग़དྷΔ͚ͩ༧ࢉͰ࣮ߦ͢ΔࣄΛࢦ͢
mbedͱ͍͑͜͏͍͏ϋʔυΣΞ͕༗໊͚ͩͲߴ͍ NCFE-1$ ௨শ੨͍NCFE NCFE-1$6 ௨শԫ৭͍NCFE ԁ͔Β ԁ͘Β͍ ԁ͔Β ԁ͘Β͍
mbed LPC1114FN28ͳΒͪΐͬͱ͍҆ mbed LPC1114FN28 ԁ͔Β ԁ͘Β͍
্ͭ͡ʹࡌͬͯΔϚΠίϯ͚ͩͩͱ200ԁఔ ͜͜ʹࡌͬͯΔ DIPͷϚΠίϯ LPC1114FN28 ͚ͩ ϚϧπͰ220ԁ ڞཱͰ200ԁ ळ݄Ͱ140ԁ
ॻ͖ࠐΈ͑͞Կͱ͔͢ΕϚΠίϯ200ԁఔͰࡁΉ Լʹ͍͍ͭͯΔͷ 64#͔Β؆୯ʹ ॻ͖ࠐΉͨΊͷϋʔυΣΞ
LPC1114FN28 ARM Cortex-M0ϚΠίϯ ࠷େ48MHz(ΫϩοΫଂ) ଂϑϥογϡ32KB (࣮ߦՄೳόΠφϦͷαΠζ32KB·Ͱ) ଂRAM4KB (࣮ߦதʹ͑ΔϝϞϦ4KB·Ͱ) 3.3VͰಈ͘ ϒϨουϘʔυʹͤ͞Δ
UART͔Βॻ͖ࠐΊΔ
LPC1114FN28 ੨͍mbedͷΑ͏ͳ USBϗετEthernetແ͍͕ I2C SPI PWM ADC UART ϚΠίϯͰΑ͘ΘΕΔI/O༗Δ
༻ҙ͢Δͷ
༻ҙ͢Δͷ 7ిݯ͖ϒϨουϘʔυ -1$'/ ԁ ॳճԁ ԁ ηοτ͋ͨΓԁ අ༻ͷΊ͢ ෦ ॳճʹඞཁͳඅ༻ԁ
ॳճԁ δϟϯύϫΠϠຊ ԁ 7༻64#γϦΞϧίϯόʔλ λΫτεΠον ԁ
ಈ࡞֬ೝʹඞཁͳͷ
ಈ࡞֬ೝʹඞཁͳͷ ఆ֨N"ͷ-&% ߅Њ ݸͰԁ ݸͰԁ ߹ܭ ηοτลΓԁ අ༻ͷΊ͢ ෦ ॳճʹඞཁͳඅ༻ԁ
δϟϯύϫΠϠຊ ԁ
C͔ΒHʹ-1$'/Λଓ ύοέʔδʹԜΈ͕͋Δํ͕ߦʹདྷΔΑ͏ʹ͢Δ
ϦηοτϘλϯ༻ͷλΫτεΠονΛ͚Δ ಈ࡞֬ೝ࣌ʹ͚Δ-&%ͱͿ͔ͭΒͳ͍ߦҎ͕߱Φεεϝ
λΫτεΠονͷࢠͷҰํΛIʹଓ ͏ҰํΛͷిݯϨʔϯʹଓ
J͔ΒͷిݯϨʔϯʹδϟϯύϫΠϠΛଓ ଂϑϥογϡॻ͖ࠐΈϞʔυʹೖΔҝͷઃఆ
K͔ΒͷిݯϨʔϯʹଓ ϚΠίϯͷ(/%
I͔Β ͷిݯϨʔϯʹଓ ϚΠίϯͷిݯ
64#γϦΞϧίϯόʔλͷ(/%ͱ5Y%ͱ3Y%ʹ δϟϯύϫΠϠΛଓ
64#γϦΞϧίϯόʔλͷ(/%ΛͷిݯϨʔϯʹଓ γϦΞϧίϯόʔλͱϒϨουϘʔυͷج४ిҐΛҰகͤ͞Δ
Jʹ64#γϦΞϧίϯόʔλͷ5Y%Λଓ
Kʹ64#γϦΞϧίϯόʔλͷ3Y%Λଓ
LPC1114FN28ʹॻ͖ࠐΉํ๏ σόοΨͰॻ͖ࠐΉ γϦΞϧͰॻ͖ࠐΉ σόοΨ͕ཁΔ 64#γϦΞϧίϯόʔλ͕ཁΔ ࠓճͬͪ͜ γϦΞϧ͔Βॻ͖ࠐΉҝͷΈ σʔλγʔτͰ*O4ZTUFN1SPHSBNNJOH *41 ͱݺΕΔ
lpc21isp FlashMagic 8JOEPXT༻ͷ(6*ΞϓϦέʔγϣϯ /*9͚ͷίϚϯυϥΠϯπʔϧ ॻ͖ࠐΈʹ͏ιϑτΣΞ ࠓճͬͪ͜ 8JOEPXTϢʔβͰ'MBTI.BHJDͰॻ͖͍ͨ߹͜ͷΜࢀর IUUQXXXOYQMQDDPNEFWFMPQNFOUIUNM
lpc21isp *41ͷϓϩτίϧΛΔίϚϯυϥΠϯπʔϧ ͜ΕΛͬͯॻ͖ࠐΉ IUUQTHJUIVCDPNDBQJNBOMQDJTQ
# 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༻ҙ͞Ε͍ͯΔࣄ͋Δ
ઌఔΈཱͯͨϘʔυʹిΛೖΕͯ 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
# 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# ͜Μͳ෩ʹνοϓͷใ͕දࣔ͞ΕͨΒޭ ग़ͳ͍߹Έཱͯํ͕߹͍ͬͯΔ͔͏Ұ֬ೝ͠Α͏
ಈ࡞֬ೝ
mbedͷLED໓αϯϓϧΛಈ͔ͯ֬͠ೝ͢Δ https://developer.mbed.org/users/ytsuboi/notebook/getting-started-with-mbed-lpc1114/ ϓϩάϥϜ͕LED1ͷ༻Λཁٻͨ࣌͠ mbedLPC1114FN28ͷ͜ͷϐϯʹ LED͕͍͍ͭͯΔ͜ͱΛظ͢Δ
൪ϐϯ ϒϨουϘʔυͷB ʹЊͷ߅Λଓ -&%ͷిྲ੍ྀݶ༻
߅ʹ-&%ͷΞϊʔυଆ ͕͍ํ Λଓ ͜ͷճ࿏ఆ֨N"ͷ-&%Λఆ͍ͯ͠Δ
-&%ͷΧιʔυଆΛͷిݯϨʔϯʹଓ
mbedʹϢʔβొ https://developer.mbed.org/account/signup/?next=%2F
mbedʹϩάΠϯͨ͠ΒCompilerΛબ https://developer.mbed.org/ ͜Ε
mbed LPC1114FN28ʹͳ͍ͬͯΔ͜ͱΛ֬ೝ ͜Ε ͠ผͷϚΠίϯʹͳ͍ͬͯͨΒ ΫϦοΫͯ͠LPC1114FN28ʹมߋ
NewΛԡͯ͠৽͍͠ϓϩάϥϜΛ࡞ ͜Ε
Platform͕mbed LPC1114FN28ʹͳ͍ͬͯΔ͜ͱΛ֬ೝ ͜Ε NCFE-1$'/͕Ϧετʹແ͍߹μΠΞϩάΛ Ұดͯ͡ӈ্ͷϓϥοτϑΥʔϜબ͔ΒՃ͠Α͏ ϓϥοτϑΥʔϜબ
Template͕Blinky LED Hello Worldʹͳ͍ͬͯΔࣄΛ֬ೝ ͜Ε ͍ΘΏΔLνΧΛ͢ΔͨΊͷίʔυ͕࠷ॳ͔Β༻ҙ͞Ε͍ͯΔ
CompileΛΫϦοΫ͢Δ Ϗϧυ͕ྃ͢Δͱग़དྷ্͕ͬͨόΠφϦ͕μϯϩʔυ͞ΕΔ ͜Ε
# 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 μϯϩʔυͨ͠όΠφϦ ॻ͖ࠐΈ *41͕ಉظͰ͖ΔͷϦηοτޙճ͚ͩͳͷͰ ্ख͍͔͘ͳ͍ͱ͖ ϦηοτϘλϯΛԡ͔ͯ͠Β͏Ұࢼͯ͠ΈΑ͏
J͔ΒͷిݯϨʔϯʹܨ͕͍ͬͯΔδϟϯύϫΠϠΛ֎͢ ଂϑϥογϡॻ͖ࠐΈϞʔυʹೖΒͳ͍Α͏ʹ͢Δ
ϦηοτϘλϯΛԡͯ͠-&%͕໓࢝͠ΊͨΒޭ
·ͱΊ 200ԁͷϚΠίϯͱγϦΞϧॻ͖ࠐΈͰ mbedͰ࡞ͬͨόΠφϦΛ࣮ߦͰ͖Δ