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gpios

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proddy
2026-01-06 10:56:44 +01:00
parent 2fd6bed485
commit 4781eea665
1 changed files with 4 additions and 3 deletions
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7
src/core/system.cpp
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@@ -2915,6 +2915,7 @@ void System::set_valid_system_gpios() {
// https://docs.espressif.com/projects/esp-idf/en/stable/esp32/api-reference/peripherals/gpio.html
// GPIO6 - GPIO11, GPIO16 - GPIO17 = used for SPI flash and PSRAM
// GPIO12 - GPIO15 = USB-JTAG (12 and 15 are also strapping pins) but we allow GPIO14 (see below)
// GPIO20, GPIO24, GPIO28 - GPIO31 = don't exist
//
// notes on what is allowed:
// GPIO34, GPIO35, GPIO37 = input only
@@ -2925,10 +2926,10 @@ void System::set_valid_system_gpios() {
// GPIO36 = used on BBQKees boards for supply_voltage (E32V2.2) (note may conflict with WiFI on other boards)
// GPIO39 = used on BBQKees boards for core_voltage (E32V2.2) (note may conflict with WiFI on other boards)
if (ESP.getPsramSize() > 0) {
// remove PSRAM pins from the list
valid_system_gpios_ = string_range_to_vector("0-39", "6-11, 16-17, 12, 13, 15");
// remove SPI0/1 PSRAM pins GPIO16 (CS) and GPIO17 (CLK) from the list
valid_system_gpios_ = string_range_to_vector("0-39", "6-11, 16-17, 12, 13, 15, 20, 24, 28-31");
} else {
valid_system_gpios_ = string_range_to_vector("0-39", "12, 13, 15");
valid_system_gpios_ = string_range_to_vector("0-39", "6-11, 12, 13, 15, 20, 24, 28-31");
}
#elif defined(EMSESP_STANDALONE)
valid_system_gpios_ = string_range_to_vector("0-39");