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determine list of valid gpios in backend code

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proddy
2025-11-15 14:20:43 +01:00
parent 88a7d12306
commit f068ed97f1
19 changed files with 113 additions and 176 deletions
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37
src/core/system.cpp
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@@ -2320,4 +2320,41 @@ uint8_t System::systemStatus() {
return systemStatus_;
}
// return the list of valid GPIOs
std::vector<uint8_t> System::valid_gpio_list() const {
// get free gpios based on board type
#if CONFIG_IDF_TARGET_ESP32C3
std::vector<uint8_t> valid_gpios = {11, 19, 21};
#elif CONFIG_IDF_TARGET_ESP32S2
std::vector<uint8_t> valid_gpios = {19, 20, 22, 32, 40};
#elif CONFIG_IDF_TARGET_ESP32S3
std::vector<uint8_t> valid_gpios = {19, 20, 22, 37, 39, 42, 48};
#elif CONFIG_IDF_TARGET_ESP32
std::vector<uint8_t> valid_gpios = {6, 11, 20, 24, 28, 31, 1, 40};
#else
std::vector<uint8_t> valid_gpios = {};
#endif
// filter out GPIOs already used in application settings
for (const auto & gpio : valid_gpios) {
if (gpio == pbutton_gpio_ || gpio == led_gpio_ || gpio == dallas_gpio_ || gpio == rx_gpio_ || gpio == tx_gpio_) {
valid_gpios.erase(std::remove(valid_gpios.begin(), valid_gpios.end(), gpio), valid_gpios.end());
}
}
// filter out GPIOs already used in analog sensors, if enabled
if (analog_enabled_) {
for (const auto & sensor : EMSESP::analogsensor_.sensors()) {
if (std::find(valid_gpios.begin(), valid_gpios.end(), sensor.gpio()) != valid_gpios.end()) {
valid_gpios.erase(std::find(valid_gpios.begin(), valid_gpios.end(), sensor.gpio()));
}
}
}
// sort the list of valid GPIOs
std::sort(valid_gpios.begin(), valid_gpios.end());
return valid_gpios;
}
} // namespace emsesp