v1.77.0.0
Rust Xtensa Toolchain v1.77.0.0 for ESP32, ESP32-S2, ESP32-S3.
Installation: https://docs.esp-rs.org/book/installation/riscv-and-xtensa.html
espup install --toolchain-version 1.77.0.0
source ~/export-esp.sh
Note: For ESP32-C2, ESP32-C3, ESP32-C6 or ESP32-H2 use Rust Nightly.