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boards:vcc-gnd [2015/03/22 21:55] 127.0.0.1 external edit |
boards:vcc-gnd [2022/10/31 14:38] darron |
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==== vcc-gnd STM32F103C8T6 ==== | ==== vcc-gnd STM32F103C8T6 ==== | ||
<wrap right> | <wrap right> | ||
- | {{: | + | {{: |
\\ \\ | \\ \\ | ||
- | {{: | + | {{: |
</ | </ | ||
- | These are cheap development boards with 64KB flash and 20KB ram. | + | These are cheap development |
The firmware that ships on these devices blinks the LED on PC13 and sends a time | The firmware that ships on these devices blinks the LED on PC13 and sends a time | ||
Line 43: | Line 43: | ||
Power is supplied on the USB socket which feeds a 3V3 LDO regulator. | Power is supplied on the USB socket which feeds a 3V3 LDO regulator. | ||
- | It is possible to power the device with 3V3 on the 3V3 pin or 5V on the 5V pin (to feed to LDO) if USB is disconnected. | + | It is possible to power the device with 3V3 on the 3V3 pin or 5V on the 5V pin (to feed the LDO) if USB is disconnected. |
=== LED demo === | === LED demo === | ||