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HardwareTimer: getTimerClkFreq() add comment to avoid confusion #1113

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Merged
fpistm merged 1 commit into from
Jul 7, 2020
Merged

HardwareTimer: getTimerClkFreq() add comment to avoid confusion #1113

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4 changes: 3 additions & 1 deletion cores/arduino/HardwareTimer.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1300,6 +1300,7 @@ uint32_t HardwareTimer::getTimerClkFreq()
/* case RCC_APB2_DIV1: */
case RCC_APB2_DIV2:
case RCC_APB2_DIV4:
/* Note: in such cases, HCLK = (APBCLK * DIVx) */
uwTimclock = HAL_RCC_GetHCLKFreq();
break;
case RCC_APB1_DIV8:
Expand All @@ -1316,7 +1317,7 @@ uint32_t HardwareTimer::getTimerClkFreq()
case RCC_APB1_DIV2:
/* case RCC_APB2_DIV1: */
case RCC_APB2_DIV2:
// uwTimclock*=1;
/* Note: in such cases, HCLK = (APBCLK * DIVx) */
uwTimclock = HAL_RCC_GetHCLKFreq();
break;
case RCC_APB1_DIV4:
Expand Down Expand Up @@ -1349,6 +1350,7 @@ uint32_t HardwareTimer::getTimerClkFreq()
case RCC_HCLK_DIV1:
case RCC_HCLK_DIV2:
case RCC_HCLK_DIV4:
/* Note: in such cases, HCLK = (APBCLK * DIVx) */
uwTimclock = HAL_RCC_GetHCLKFreq();
break;
case RCC_HCLK_DIV8:
Expand Down