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Fix a few ESP32-C3 compiler issues (#2265)

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* Fix using Serial when using ESP32-C3 standard pins

* Force type for std::min in pn532

* Fix variable size where size_t is different on exp32-c3
This commit is contained in:
Jesse Hills
2021-09-10 12:10:28 +12:00
committed by GitHub
parent bad161a5c1
commit affaaf7d2c
3 changed files with 6 additions and 2 deletions
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4
esphome/components/uart/uart_esp32.cpp
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@@ -73,7 +73,11 @@ void UARTComponent::setup() {
// Use Arduino HardwareSerial UARTs if all used pins match the ones
// preconfigured by the platform. For example if RX disabled but TX pin
// is 1 we still want to use Serial.
#ifdef CONFIG_IDF_TARGET_ESP32C3
if (this->tx_pin_.value_or(21) == 21 && this->rx_pin_.value_or(20) == 20) {
#else
if (this->tx_pin_.value_or(1) == 1 && this->rx_pin_.value_or(3) == 3) {
#endif
this->hw_serial_ = &Serial;
} else {
this->hw_serial_ = new HardwareSerial(next_uart_num++);