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improve Serial repeated begin/baud change

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This commit is contained in:
me-no-dev
2017-08-02 00:32:42 +03:00
parent 4495659ac5
commit a1bef8b5c3
2 changed files with 5 additions and 0 deletions
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3
cores/esp32/HardwareSerial.cpp
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@ -11,6 +11,9 @@ HardwareSerial::HardwareSerial(int uart_nr) : _uart_nr(uart_nr), _uart(NULL) {}
void HardwareSerial::begin(unsigned long baud, uint32_t config, int8_t rxPin, int8_t txPin)
{
if(_uart) {
end();
}
if(_uart_nr == 0 && rxPin < 0 && txPin < 0) {
rxPin = 3;
txPin = 1;