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classic esp32: always protect gpio16/17 when PSRAM found

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more robust in case that users install the wrong "non-PSRAM" build onto their board.
This commit is contained in:
Frank
2026-02-16 17:10:47 +01:00
parent 76cf2d4717
commit b044fc3ab2
1 changed files with 6 additions and 3 deletions
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9
wled00/wled.cpp
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@@ -674,14 +674,17 @@ void WLED::setup()
//managed_pin_type pins[] = { {12, true}, {13, true}, {14, true}, {15, true}, {16, true}, {17, true} };
//pinManager.allocateMultiplePins(pins, sizeof(pins)/sizeof(managed_pin_type), PinOwner::SPI_RAM);
#elif defined(CONFIG_IDF_TARGET_ESP32)
// GPIO16/GPIO17 reserved for SPI RAM
// GPIO16/GPIO17 possibly reserved for SPI RAM
if (strncmp_P(PSTR("ESP32-D0WDR2-V3"), ESP.getChipModel(), 15) == 0) {
// ESP32-D0WDR2-V3 keeps gpio17 available
managed_pin_type pins[] = { {16, true} };
pinManager.allocateMultiplePins(pins, sizeof(pins)/sizeof(managed_pin_type), PinOwner::SPI_RAM);
} else {
managed_pin_type pins[] = { {16, true}, {17, true} };
pinManager.allocateMultiplePins(pins, sizeof(pins)/sizeof(managed_pin_type), PinOwner::SPI_RAM);
// esp32 with PRAM, or pico board with SPI RAM on 16 / 17
if (psramFound() || (strncmp("ESP32-PICO", ESP.getChipModel(), 10) == 0) || (strncmp("ESP32-U4WDH", ESP.getChipModel(), 11) == 0)) {
managed_pin_type pins[] = { {16, true}, {17, true} };
pinManager.allocateMultiplePins(pins, sizeof(pins)/sizeof(managed_pin_type), PinOwner::SPI_RAM);
}
}
#endif