arduino/esp8266
1
0
Fork 0
mirror of https://github.com/esp8266/Arduino.git synced 2025-07-11 15:22:13 +03:00
Code Activity

(re)introduce timeout in HardwareSerial::readBytes(buffer, size) (#5558)

Browse Source 
(re)introduce timeout in HardwareSerial::readBytes(buffer, size), add HardwareSerial::read(buffer, size) + visual test
This commit is contained in:
david gauchard
2019-01-08 04:01:21 +01:00
committed by GitHub
parent 8f8628c681
commit dc03293d82
4 changed files with 55 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files

17
cores/esp8266/HardwareSerial.cpp
View File

@ -27,6 +27,7 @@
#include <stdio.h>
#include <string.h>
#include <inttypes.h>
#include <PolledTimeout.h>
#include "Arduino.h"
#include "HardwareSerial.h"
#include "Esp.h"
@ -132,6 +133,22 @@ unsigned long HardwareSerial::detectBaudrate(time_t timeoutMillis)
return detectedBaudrate;
}
size_t HardwareSerial::readBytes(char* buffer, size_t size)
{
size_t got = 0;
while (got < size)
{
esp8266::polledTimeout::oneShot timeOut(_timeout);
size_t avail;
while ((avail = available()) == 0 && !timeOut);
if (avail == 0)
break;
got += read(buffer + got, std::min(size - got, avail));
}
return got;
}
#if !defined(NO_GLOBAL_INSTANCES) && !defined(NO_GLOBAL_SERIAL)
HardwareSerial Serial(UART0);
#endif