diff --git a/Arduino/LEDstream/LEDstream.pde b/Arduino/LEDstream/LEDstream.pde index 3067f39..665d535 100644 --- a/Arduino/LEDstream/LEDstream.pde +++ b/Arduino/LEDstream/LEDstream.pde @@ -77,11 +77,12 @@ void setup() hi, lo, chk, i, spiFlag; int16_t bytesBuffered = 0, + hold = 0, c; int32_t bytesRemaining; unsigned long - t = 0; + startTime = micros(); LED_DDR |= LED_PIN; // Enable output for LED LED_PORT &= ~LED_PIN; // LED off @@ -145,8 +146,8 @@ void setup() // (# LEDs is always > 0) and multiply by 3 for R,G,B. bytesRemaining = 3L * (256L * (long)hi + (long)lo + 1L); bytesBuffered -= 3; - mode = MODE_HOLD; // Proceed to latch wait mode spiFlag = 0; // No data out yet + mode = MODE_HOLD; // Proceed to latch wait mode } else { // Checksum didn't match; search resumes after magic word. indexOut -= 3; // Rewind @@ -162,7 +163,7 @@ void setup() // to complete" mode, but may also revert to this mode when // underrun prevention necessitates a delay. - if(micros() < t) break; // Still holding; continue buffering. + if((micros() - startTime) < hold) break; // Still holding; keep buffering // Latch/delay complete. Advance to data-issuing mode... LED_PORT &= ~LED_PIN; // LED off @@ -182,14 +183,16 @@ void setup() // introducing progressively longer pauses to allow more // data to arrive (up to a point). if((bytesBuffered < 32) && (bytesRemaining > bytesBuffered)) { - mode = MODE_HOLD; - t = micros() + 60 + (32 - bytesBuffered) * 20; + startTime = micros(); + hold = 100 + (32 - bytesBuffered) * 10; + mode = MODE_HOLD; } } else { // End of data -- issue latch: - t = micros() + 1000; // Latch duration = 1000 uS - LED_PORT |= LED_PIN; // LED on - mode = MODE_HEADER; // Begin next header search + startTime = micros(); + hold = 1000; // Latch duration = 1000 uS + LED_PORT |= LED_PIN; // LED on + mode = MODE_HEADER; // Begin next header search } } // end switch } // end for(;;)