Controlling 2 74HC595 with ESP8266 sync @techtutorialsx11
Controlling 2 74HC595 with ESP8266 sync @techtutorialsx11
Uploaded September 2016 | Updated September 2026, 3 weeks ago
This video shows how to control 2 chained 74HC595 ICs with an ESP8266 (nodeMCU board).

The SPI interface is used to communicate with them.

The LEDs controlled by both ICs are synchronized.

Check the code and wiring diagrams on my blog:
techtutorialsx.wordpress.com/2016/09/04/esp8266-controlling-chained-sn74hc595-ics
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Controlling 2 74HC595 with ESP8266 sync

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