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Fix ESP RTOS WDT corner case

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Andrew J. Kroll 2018-01-13 22:36:01 -05:00
parent 08121e1701
commit 9546dcb722
1 changed files with 6 additions and 0 deletions
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6
Usb.cpp
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@ -382,11 +382,17 @@ uint8_t USB::dispatchPkt(uint8_t token, uint8_t ep, uint16_t nak_limit) {
uint16_t nak_count = 0;
while((int32_t)((uint32_t)millis() - timeout) < 0L) {
#ifdef ESP8266
yield(); // needed in order to reset the watchdog timer on the ESP8266
#endif
regWr(rHXFR, (token | ep)); //launch the transfer
rcode = USB_ERROR_TRANSFER_TIMEOUT;
while((int32_t)((uint32_t)millis() - timeout) < 0L) //wait for transfer completion
{
#ifdef ESP8266
yield(); // needed in order to reset the watchdog timer on the ESP8266
#endif
tmpdata = regRd(rHIRQ);
if(tmpdata & bmHXFRDNIRQ) {