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by yanshay
Sun Jan 07, 2024 9:29 pm
Forum: General Discussion
Topic: ESP32S3 - Fast GPIO / GPIO_OUT_W1TS/C race
Replies: 2
Views: 9452

ESP32S3 - Fast GPIO / GPIO_OUT_W1TS/C race

I drive a display with ESP32S3, and to send data I need to clear a WR gpio, then output 8 data bits over gpio, and then set back the WR gpio. When I do it all using GPIO_OUT_W1TS/C registers it works well. I wanted to speed this up a bit and use the Fast GPIO (dedicated Gpio) of the ESP32S3. It shou...