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Removed autoReload from Stepping; it doesn't work

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This commit is contained in:
Mitch Bradley
2021-07-16 09:31:59 -10:00
parent 433dfc5062
commit 9506992f6e
2 changed files with 2 additions and 8 deletions
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9
Grbl_Esp32/src/Stepping.cpp
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@@ -155,7 +155,7 @@ namespace Machine {
// The argument to i2s_out_set_pulse_period is in units of microseconds // The argument to i2s_out_set_pulse_period is in units of microseconds
i2s_out_set_pulse_period(((uint32_t)timerTicks) / ticksPerMicrosecond); i2s_out_set_pulse_period(((uint32_t)timerTicks) / ticksPerMicrosecond);
} else { } else {
timerAlarmWrite(stepTimer, (uint64_t)timerTicks, autoReload); timerAlarmWrite(stepTimer, (uint64_t)timerTicks, false); // false disables autoreload
} }
} }
void Stepping::startTimer() { void Stepping::startTimer() {
@@ -192,12 +192,7 @@ namespace Machine {
// The intermediate handler clears the timer interrupt so we need not do it here // The intermediate handler clears the timer interrupt so we need not do it here
++isr_count; ++isr_count;
// Using autoReload results is less timing jitter so it is timerWrite(stepTimer, 0ULL);
// probably best to have it on. We keep the variable for
// convenience in debugging.
if (!autoReload) {
timerWrite(stepTimer, 0ULL);
}
// It is tempting to defer this until after pulse_func(), // It is tempting to defer this until after pulse_func(),
// but if pulse_func() determines that no more stepping // but if pulse_func() determines that no more stepping

1
Grbl_Esp32/src/Stepping.h
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@@ -28,7 +28,6 @@ namespace Machine {
private: private:
static const int stepTimerNumber = 0; static const int stepTimerNumber = 0;
static const bool autoReload = false;
static hw_timer_t* stepTimer; static hw_timer_t* stepTimer;
static void onStepperDriverTimer(); static void onStepperDriverTimer();