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fix delay/yield on avr, if function called by yield takes more a millisecond the delay fails

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This commit is contained in:
vbextreme 2015-12-27 14:49:25 +01:00
parent d893aa0b65
commit b1231c39e9
1 changed files with 2 additions and 2 deletions
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4
hardware/arduino/avr/cores/arduino/wiring.c
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@ -105,11 +105,11 @@ unsigned long micros() {
void delay(unsigned long ms) void delay(unsigned long ms)
{ {
uint16_t start = (uint16_t)micros(); uint32_t start = micros();
while (ms > 0) { while (ms > 0) {
yield(); yield();
if (((uint16_t)micros() - start) >= 1000) { while ( ms > 0 && (micros() - start) >= 1000) {
ms--; ms--;
start += 1000; start += 1000;
} }