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project:openmedsensor [2012/11/11 22:30] – [Open Med Sensor] tamberg | project:openmedsensor [2013/08/15 23:07] (current) – tagged loleg |
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Oct, Nov 2012: "voodoo" interface, oscilloscope measurement, intercepting i2c bus. | [Oct 2012] "voodoo" interface, oscilloscope measurement: |
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{{http://farm9.staticflickr.com/8328/8123487561_d63bc55c0c.jpg}}{{http://farm9.staticflickr.com/8184/8123487703_5e39fb802c_m.jpg}} | {{http://farm9.staticflickr.com/8328/8123487561_d63bc55c0c.jpg}}{{http://farm9.staticflickr.com/8184/8123487703_5e39fb802c_m.jpg}} |
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| [Nov 2012] intercepting the i2c bus: |
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{{http://farm9.staticflickr.com/8487/8162713640_c12a911361_n.jpg}}{{http://farm9.staticflickr.com/8350/8162713504_3a08bf3bc3_n.jpg}} | {{http://farm9.staticflickr.com/8487/8162713640_c12a911361_n.jpg}}{{http://farm9.staticflickr.com/8350/8162713504_3a08bf3bc3_n.jpg}} |
| {{http://farm9.staticflickr.com/8345/8204837900_f07ca73a19.jpg}}{{http://farm9.staticflickr.com/8066/8203747069_d44e3bb210_n.jpg}} |
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| [Nov 2012] talking to the EEPROM (i2c multi master setup): |
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| {{http://farm9.staticflickr.com/8058/8204835280_d754bb6a99_n.jpg}}{{http://farm9.staticflickr.com/8205/8203744859_243db62196_n.jpg}} |
===== Hardware ===== | ===== Hardware ===== |
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* Detect signals sent to LCD with oscilloscope [DONE Oct 2012] | * Detect signals sent to LCD with oscilloscope [DONE Oct 2012] |
* Attach wires to LCD display, to do the measurement with an Arduino [DONE Oct 2012] | * Attach wires to LCD display, to do the measurement with an Arduino [DONE Oct 2012] |
* Decode communication protocol between device and LCD display [FAILED Nov 2012] | * Decode communication protocol between device and LCD display [FAILED Oct 2012] |
* Attach wires to i2c test points [DONE Nov 2012] | * Attach wires to i2c test points SCL and SDA [DONE Nov 2012] |
* Decode signals sent over i2c when storing measurements [TODO] | * Decode signals sent over i2c when storing measurements with protocol sniffer [DONE Nov 2012] |
| * Read values with Arduino via i2c from EEPROM [DONE Nov 2012] |
* Setup Bluetooth module to send measurements from Arduino [DONE] | * Setup Bluetooth module to send measurements from Arduino [DONE] |
* Receive measurements sent via Bluetooth with (Windows) Laptop [DONE] | * Receive measurements sent via Bluetooth with (Windows) Laptop [DONE] |
* Soldering Iron | * Soldering Iron |
* A Physics Lab… [post event note ;)] | * A Physics Lab… [post event note ;)] |
| * Oscilloscope [Oct 2012] |
| * Logic Analyzer [Nov 2012] |
===== Team ===== | ===== Team ===== |
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* [[https://twitter.com/#!/der_graf|@der_graf]] | * [[https://twitter.com/#!/der_graf|@der_graf]] |
* [[https://twitter.com/#!/frescosecco|@frescosecco]] | * [[https://twitter.com/#!/frescosecco|@frescosecco]] |
| * Jonas |
* [[https://twitter.com/#!/tamberg|@tamberg]] | * [[https://twitter.com/#!/tamberg|@tamberg]] |
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===== Code ===== | ===== Code ===== |
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* http://make.opendata.ch/forum/discussion/57/open-data-for-your-health#Item_12 | * http://make.opendata.ch/forum/discussion/57/open-data-for-your-health#Item_12 |
* http://quo.vadis.stojkovic.ch/hacking-a-weighing-scale/ (How to scrape an LCD display) | * http://quo.vadis.stojkovic.ch/hacking-a-weighing-scale/ (How to scrape an LCD display) |
* http://en.esskabel.de/adapter/datasheet/ada-flex-30p-050-set/266 (FFC adapter board) | * http://en.esskabel.de/adapter/datasheet/ada-flex-30p-050-set/266 (FFC adapter board, not used) |
| * http://arduino.cc/playground/Code/I2CEEPROM |
* http://www.instructables.com/id/Weather-proof-Bluetooth-capable-RFID-reader/step2/Configure-the-BlueSmirf-module-via-USB/ | * http://www.instructables.com/id/Weather-proof-Bluetooth-capable-RFID-reader/step2/Configure-the-BlueSmirf-module-via-USB/ |
* http://developer.android.com/guide/topics/connectivity/bluetooth.html | * http://developer.android.com/guide/topics/connectivity/bluetooth.html |
* http://www.flickr.com/photos/tamberg/sets/72157631641565782/ (all pictures CC-BY-SA) | * http://www.flickr.com/photos/tamberg/sets/72157631641565782/ (all pictures CC-BY-SA) |
| * http://www.azumio.com/apps/heart-rate/ |
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| {{tag>status:demo health hardware needs:design needs:expert}} |