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
MicroPython × BLE × テプラ 〜リバースエンジニアリングを添えて〜 /micropython-ble-tepra
Search
Takumi Sueda
October 16, 2021
Technology
2
750
MicroPython × BLE × テプラ 〜リバースエンジニアリングを添えて〜 /micropython-ble-tepra
PyCon JP 2021 オンライン
Takumi Sueda
October 16, 2021
Tweet
Share
More Decks by Takumi Sueda
See All by Takumi Sueda
ルーターでプレゼンする
puhitaku
1
4k
AST as Black Magic
puhitaku
0
79
次世代の足下を舗装するコミュニティ
puhitaku
5
1.6k
電子辞書で学ぶ Linux のサスペンド
puhitaku
0
480
USB PD で迎える AC アダプター大統一時代
puhitaku
2
2.4k
電子辞書のアイデンティティを消す方法
puhitaku
3
3.7k
リセットとフリーズで解析する電子辞書リバエン記 / reverse-engineer-e-dictionaries-with-reset-and-freeze
puhitaku
2
6.2k
詳解・電子辞書で Linux がブートするまで / boot-linux-on-sharp-brain-explained
puhitaku
5
3.6k
TEPRA Lite ではじめる BLE リバースエンジニアリング / tepra-lite-ble-reverse-engineering
puhitaku
9
5.9k
Other Decks in Technology
See All in Technology
Azure Pipelinesを使用したCICDベースラインアーキテクチャ実践
yuriemori
0
190
テスト・設計研修【MIXI 24新卒技術研修】
mixi_engineers
PRO
0
170
[NIKKEI Tech Talk] KDDI/KAG Scrum & Community for Engineering Training
curanosuke
2
220
CEL(Common Expression Language)で書いた条件にマッチしたIAM Policyを見つける / iam-policy-finder
fujiwara3
0
710
AWS IAMのアンチパターン/AWSが考える最低権限実現へのアプローチ概略(JAWS-UG朝会#59資料改修20分版)
htan
0
330
AWSサービスメニュー開発をしていてAWSを好きだ!と感じた瞬間
toru_kubota
0
130
Luupの開発組織におけるインシデントマネジメントの変遷 ver.RoadtoSRENEXT2024
grimoh
1
270
AIアシスタントの活用で品質の向上と開発ワークフローのスピードアップ
nagix
1
210
推薦システムを本番導入する上で一番優先すべきだったこと~NewsPicks記事推薦機能の改善事例を元に~
morinota
0
130
データベース研修 DB基礎【MIXI 24新卒技術研修】
mixi_engineers
PRO
0
210
頼られるのが大好きな 皆さんへ - 支援相手との期待の合わせ方、突き放し方 -/For_people_who_like_to_be_relied_on
naitosatoshi
1
290
Git 研修 Basic【MIXI 24新卒技術研修】
mixi_engineers
PRO
0
310
Featured
See All Featured
Designing for humans not robots
tammielis
247
25k
Speed Design
sergeychernyshev
9
270
jQuery: Nuts, Bolts and Bling
dougneiner
61
7.4k
Six Lessons from altMBA
skipperchong
24
3.2k
Testing 201, or: Great Expectations
jmmastey
33
6.9k
RailsConf 2023
tenderlove
16
720
Templates, Plugins, & Blocks: Oh My! Creating the theme that thinks of everything
marktimemedia
23
1.9k
The Art of Programming - Codeland 2020
erikaheidi
48
13k
Java REST API Framework Comparison - PWX 2021
mraible
PRO
20
7.2k
Understanding Cognitive Biases in Performance Measurement
bluesmoon
18
1.2k
Building an army of robots
kneath
301
42k
How to name files
jennybc
67
96k
Transcript
MicroPython × BLE × PyCon JP 2021 @puhitaku
TEPRA 2
https://twitter.com/ejo 090 /status/ 425 52 334 04 306 96 448
3
https://twitter.com/okayan 08 /status/ 7 972 55 664 46 460 10
89 4
https://twitter.com/okayan 08 /status/ 5 658 60 495 74 418 43
22 5
https://www.kingjim.co.jp/products/tepra/sr 37 0 .html 6
TEPRA Lite LR 30 TEPRA Lite LR 3 0 https://www.kingjim.co.jp/sp/lr
3 0 / 7
TEPRA Lite LR 30 https://www.kingjim.co.jp/sp/lr 3 0 / 8
TEPRA Lite LR 30 9
TEPRA Lite LR 30 https://www.kingjim.co.jp/products/tepra/sr 37 0 .html 10
TEPRA Lite LR 30 11
TEPRA Lite LR 30 12
13
Bluetooth Low Energy (BLE) https://www.kingjim.co.jp/sp/lr 3 0 /feature/index.html 14
Switch Science Bluefruit LE Sni ff er 15
Wireshark 16
BLE 17 💻 ⚡
PC Bluetooth 2 Bluetooth Bluez Linux BT Python BLE 18
😇
PC Bluetooth API Wi-Fi BLE 🥰 BLE (ESP 3
2 ) 19 ESPr® Developer 32 https://www.switch-science.com/catalog/ 3 21 0 /
MicroPython × BLE × 20
MicroPython × BLE × Python json, time, asyncio (uasyncio), zlib
batteries included CPython (REPL) MicroPython machine GPIO MicroPython 21
MicroPython × BLE × BLE bluetooth bluetooth.BLE IRQ API gattc_discover_services
Service discovery prop_write_without_response Characteristic MicroPython BLE 22
MicroPython × BLE × 0x180f Battery Service … 0x2a19 Battery
Level Characteristic 0xfff0 TEPRA Lite Service 0xfff1 TEPRA Lite Char. … Notify (RX) 0xfff2 TEPRA Lite Char. … Write Without Response (TX) ESP 3 2 Service Characteristic 23 Characteristic
MicroPython × BLE × 0xfff2 24 0 5
MicroPython × BLE × 25 f0 5c = 00 03
00 00 00 00 00 00 = 1 00 03 00 00 00 00 00 00 = 2
MicroPython × BLE × f0 5c 26
MicroPython × BLE × 1 27
MicroPython × BLE × 28
PC Wi-Fi ESP 3 2 29 💻 ⚡
MicroPython × BLE × 30 0 5 REST API zlib
/prints POST
MicroPython × BLE × 31 0 5 CLI Pillow QR
REST API https://github.com/hugokernel/micropython- nanoweb asyncio Flask API Web API nanoweb
32
MicroPython × BLE × https://github.com/puhitaku/tepra-lite-esp32 33 GitHub
MicroPython BLE MicroPython 34
None