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Design 1/4
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Usability 2/4
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Creativity 3/4
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Content 4/4

A Small STM32F103C8T6 board with all functional pins exposed. Similar to the BluePill


Board except:


No regulator. Will be powered by 2 AA batteries.

No USB

No LED

No BOOT0/BOOT1 jumper pins. BOOT0 can be pulled high by a button, BOOT1 is pulled low permanently but exposed by a PIN.

Smaller crystals

RFM69CW + RFM69(H)W + RFM69HCW footprints + u.FL connector

VBAT can be disconnected from VCC by cutting the solder jumper on the back.






Jun 26,2020
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