Today I will tell you about the ESP32S3 CPU module:
- ESP32S3 is flashed and debugged via USB-C. No debuggers and USB-UART are needed.
- RGB-LEDs are working. The implementation of the WS2812 chip protocol is hardware-based, using SPI or RMT. Everything is already included in the ESP-IDF and works great.
- The green LED 0603 (powered by 3.3V) is too dim.
- DC-DC based on TPS563201DDCR works well, but needs to be tested at currents up to 1.5-2 A.
- Intermodule connectors are convenient. Connect-disconnect quite easily, do not bend when removed. The only thing is that the pins are too long. I will shorten it in the prototypes.
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