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🐛 Fix Teensy 4.x stepper timing via HAL_timer_set_compare (#28169)

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nanctil
2025-11-14 11:52:34 -08:00
committed by GitHub
parent 8cd9c06084
commit c9488b4f63
1 changed files with 10 additions and 2 deletions
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Marlin/src/HAL/TEENSY40_41/timers.h
+10 -2
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@@ -89,8 +89,16 @@ void HAL_timer_start(const uint8_t timer_num, const uint32_t frequency);
FORCE_INLINE static void HAL_timer_set_compare(const uint8_t timer_num, const hal_timer_t compare) {
switch (timer_num) {
case MF_TIMER_STEP: GPT1_OCR1 = compare - 1; break;
case MF_TIMER_TEMP: GPT2_OCR1 = compare - 1; break;
case MF_TIMER_STEP:
GPT1_CR |= GPT_CR_FRR; // Free Run Mode (setting OCRx preserves CNT)
GPT1_OCR1 = compare - 1;
GPT1_CR &= ~GPT_CR_FRR; // Reset Mode (CNT resets on trigger)
break;
case MF_TIMER_TEMP:
GPT2_CR |= GPT_CR_FRR; // Free Run Mode (setting OCRx preserves CNT)
GPT2_OCR1 = compare - 1;
GPT2_CR &= ~GPT_CR_FRR; // Reset Mode (CNT resets on trigger)
break;
}
}