The PCB consists of STM32F0 microcontroller, TPS63031DSKT power supply switching regulator, which supplys 3V3 for the microcontroller and display from a single li-po cell. Li-po battery is charged through the USB port using MCP73811T charge controller. UI includes 5 navigation buttons and an I2C generic oled display.
You can also visit my blog for schematics and to follow the progression of this project: http://maj.pavlin.si/2020/06/15/diy-camera-intervalometer-pcb-design/
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Jun 15,2020
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