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reduced delay before starting the Leonardo bootloader

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Since we use a magic RAM flag to signal to the bootloader there's a risk of the sketch overwriting the magic RAM location before the bootloader starts.  By reducing the watchdog timeout we reduce the chance of this happening.
This commit is contained in:
Zach Eveland 2012-03-14 18:17:22 -04:00
parent a05a0d531b
commit 067cca7baa
1 changed files with 1 additions and 1 deletions
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2
hardware/arduino/cores/arduino/CDC.cpp
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@ -111,7 +111,7 @@ bool WEAK CDC_Setup(Setup& setup)
// Serial1.print(">"); Serial1.println(_usbLineInfo.lineState, HEX); // Serial1.print(">"); Serial1.println(_usbLineInfo.lineState, HEX);
if ((_usbLineInfo.lineState & 0x01) == 0) { if ((_usbLineInfo.lineState & 0x01) == 0) {
*(uint16_t *)0x0A00 = 0x7777; *(uint16_t *)0x0A00 = 0x7777;
wdt_enable(WDTO_250MS); wdt_enable(WDTO_120MS);
} else { } else {
// Most OSs do some intermediate steps when configuring ports and DTR can // Most OSs do some intermediate steps when configuring ports and DTR can
// twiggle more than once before stabilizing. // twiggle more than once before stabilizing.