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projects:sma-q2 [2018/03/04 17:45] – created emerythprojects:sma-q2 [2019/11/25 20:30] emeryth
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 Featuring a color Memory LCD, heart rate sensor and a NRF52832 Bluetooth SoC to drive it all. \\ Featuring a color Memory LCD, heart rate sensor and a NRF52832 Bluetooth SoC to drive it all. \\
  
-All the documents and interesting things are uploaded here: https://owncloud.hackerspace.pl/index.php/s/1bqTRwMI8XKXGKL+<del>All the documents and interesting things are uploaded here: https://owncloud.hackerspace.pl/index.php/s/1bqTRwMI8XKXGKL</del> 
 +\\ 
 +** 
 +Follow the project here:** https://hackaday.io/project/85463-color-open-source-smartwatch 
 + 
 +===== Firmware ===== 
 + 
 +The original watch firmware runs on S132 SoftDevice ver 2.0.1. \\ 
 +The device contains an OTA bootloader that can be used with the generic Nordic upload tool, so new firmwares can be uploaded safely. \\ 
 +Just make sure you have a way to reset the device if you screw up. 
  
 ===== Hardware ===== ===== Hardware =====
  
-==== Chips ====+{{:projects:pcb-annotated.jpg?direct|}} 
 + 
 +==== Important Components ====
  
 ^IC ^Description ^ Datasheet ^ ^IC ^Description ^ Datasheet ^
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 |LP2985 (?)| 3.3V LDO for everything| | |LP2985 (?)| 3.3V LDO for everything| |
 |LP2985 (?)| 3.3V LDO for heart rate sensor module| | |LP2985 (?)| 3.3V LDO for heart rate sensor module| |
-|BQ24086 (?)| Battery charger| |+|??? | Battery charger| |
 |KX022-1020 |3-Axis acccelerometer| | |KX022-1020 |3-Axis acccelerometer| |
 |PAH8002|Heart rate sensor| | |PAH8002|Heart rate sensor| |
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 |P0.10 | HRM RESET? | |P0.10 | HRM RESET? |
 |P0.31 | HRM POWER ON | |P0.31 | HRM POWER ON |
 +
 +===== Gallery =====
 +
 +{{:projects:pcb_top.jpg?direct&600|}}
  
  
projects/sma-q2.txt · Last modified: 2020/02/12 20:17 by emeryth

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