led_clock
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| Both sides previous revisionPrevious revision | Next revisionBoth sides next revision | ||
| led_clock [2016/08/01 08:39] – add DCF77 module kingkevin | led_clock [2017/10/13 14:13] – link old firmware kingkevin | ||
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| For that you will need: | For that you will need: | ||
| * WS2812b RGB LEDs strip (long enough to go around the clock) | * WS2812b RGB LEDs strip (long enough to go around the clock) | ||
| - | * development board with a STM32F103 micro-controller and 32.768 kHz oscillator for the Real Time Clock (such as the blue pill), or external RTC module | + | * development board with a STM32F103 micro-controller and 32.768 kHz oscillator for the Real Time Clock (such as the blue pill), or external RTC module such as the I2C DS1307 |
| * coin cell battery to keep the RTC running (optional) | * coin cell battery to keep the RTC running (optional) | ||
| * GL5528 photo-resistor to adjust the LED brightness (optional) | * GL5528 photo-resistor to adjust the LED brightness (optional) | ||
led_clock.txt · Last modified: 2024/01/07 17:49 by 127.0.0.1
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