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Prevent warning on GPIO ISR service registration

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This commit is contained in:
LennartF22 2024-09-27 01:27:42 +02:00
parent 251bb7bd89
commit b05975b97c
1 changed files with 6 additions and 5 deletions
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11
src/W5500.cpp
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@ -65,10 +65,6 @@ std::unique_ptr<W5500> W5500::setup(int8_t pin_mosi, int8_t pin_miso, int8_t pin
gpio_reset_pin(static_cast<gpio_num_t>(pin_cs));
gpio_reset_pin(static_cast<gpio_num_t>(pin_int));
esp_err_t err = gpio_install_isr_service(ARDUINO_ISR_FLAG);
if (err != ESP_ERR_INVALID_STATE) // don't raise an error when ISR service is already installed
ESP_ERROR_CHECK(err);
auto bus_config = std::make_shared<SpiBusConfig>(
static_cast<gpio_num_t>(pin_mosi),
static_cast<gpio_num_t>(pin_miso),
@ -105,7 +101,12 @@ std::unique_ptr<W5500> W5500::setup(int8_t pin_mosi, int8_t pin_miso, int8_t pin
if (!connection_check_interrupt(static_cast<gpio_num_t>(pin_int)))
return nullptr;
// Return to default state once again after connection check
// Use Arduino functions to temporarily attach interrupt to enable the GPIO ISR service
// (if we used ESP-IDF functions, a warning would be printed the first time anyone uses attachInterrupt)
attachInterrupt(pin_int, nullptr, FALLING);
detachInterrupt(pin_int);
// Return to default state once again after connection check and temporary interrupt registration
gpio_reset_pin(static_cast<gpio_num_t>(pin_int));
return std::unique_ptr<W5500>(new W5500(spi, static_cast<gpio_num_t>(pin_int)));