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Prevent WDT resets in SD library (#1815)

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This commit is contained in:
Ivan Grokhotkov 2016-06-13 19:30:58 +08:00
parent 43412970ae
commit 91720337d3
1 changed files with 9 additions and 0 deletions
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9
libraries/SD/src/utility/Sd2Card.cpp
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@ -138,6 +138,9 @@ uint8_t Sd2Card::cardCommand(uint8_t cmd, uint32_t arg) {
// wait for response
for (uint8_t i = 0; ((status_ = spiRec()) & 0x80) && i != 0xFF; i++)
;
#ifdef ESP8266
optimistic_yield(10000);
#endif
return status_;
}
//------------------------------------------------------------------------------
@ -569,6 +572,9 @@ uint8_t Sd2Card::setSckRate(uint8_t sckRateID) {
uint8_t Sd2Card::waitNotBusy(uint16_t timeoutMillis) {
uint16_t t0 = millis();
do {
#ifdef ESP8266
optimistic_yield(10000);
#endif
if (spiRec() == 0XFF) return true;
}
while (((uint16_t)millis() - t0) < timeoutMillis);
@ -579,6 +585,9 @@ uint8_t Sd2Card::waitNotBusy(uint16_t timeoutMillis) {
uint8_t Sd2Card::waitStartBlock(void) {
uint16_t t0 = millis();
while ((status_ = spiRec()) == 0XFF) {
#ifdef ESP8266
optimistic_yield(10000);
#endif
if (((uint16_t)millis() - t0) > SD_READ_TIMEOUT) {
error(SD_CARD_ERROR_READ_TIMEOUT);
goto fail;