ManuelW/grbl-LPC-CoreXY
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Reduce jitter

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Todd Fleming 2017-01-09 13:06:42 -05:00
parent a27feeab51
commit 2aed667897
1 changed files with 4 additions and 2 deletions
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6
smoother/isr_init.cpp
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@ -22,9 +22,11 @@
void isr_init()
{
// Set all interrupts to lowest priority
// Set all interrupts and system handlers to lowest priority
for (auto &ip : NVIC->IP)
ip = 31;
ip = 31 << 3;
for (auto &shp : SCB->SHP)
shp = 31 << 3;
// Stepper ISR needs highest priority
NVIC->IP[TIMER1_IRQn] = 0;