8000 esp32/boards: Increase 512 bytes limit on ULP programs to 2040. · micropython/micropython@cf550ad · GitHub
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cwaltherdpgeorge
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esp CFFA 32/boards: Increase 512 bytes limit on ULP programs to 2040.
Allow esp32.ULP.load_binary() to use the maximum amount of memory available again, which is 2040 bytes unless MICROPY_HW_RTC_USER_MEM_MAX is customized. This value regressed in 3d49b15
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‎ports/esp32/boards/sdkconfig.base

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@@ -49,6 +49,7 @@ CONFIG_MBEDTLS_ASYMMETRIC_CONTENT_LEN=y
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# ULP coprocessor support
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CONFIG_ESP32_ULP_COPROC_ENABLED=y
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CONFIG_ESP32_ULP_COPROC_RESERVE_MEM=2040
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# For cmake build
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CONFIG_ESPTOOLPY_FLASHSIZE_4MB=y

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