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-rw-r--r--testhal/STM32F1xx/EXT_WAKEUP/main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/testhal/STM32F1xx/EXT_WAKEUP/main.c b/testhal/STM32F1xx/EXT_WAKEUP/main.c
index 23c208873..f12a54207 100644
--- a/testhal/STM32F1xx/EXT_WAKEUP/main.c
+++ b/testhal/STM32F1xx/EXT_WAKEUP/main.c
@@ -32,7 +32,7 @@ static void extcb2(EXTDriver *extp, expchannel_t channel) {
(void)channel;
chSysLockFromIsr();
- /* we MUST reinit clocks after waking up*/
+ /* we MUST reinit clocks after waking up if use HSE or HSI+PLL */
stm32_clock_init();
extChannelDisableI(&EXTD1, 10);