diff --git a/cube/User/Src/main2.c b/cube/User/Src/main2.c
index 95211c8..957ce04 100644
--- a/cube/User/Src/main2.c
+++ b/cube/User/Src/main2.c
@@ -42,12 +42,13 @@ void second_tick(void *handle) {
     mainsCntCnt = 0;
     HAL_NVIC_EnableIRQ(TIM1_CC_IRQn);
 
-    uint32_t cnt = tmpSum / tmpCnt;
-    double f = 1.0 / ((double)cnt) * 1.0e6;
-    uint32_t ff = (uint32_t) ((f + 0.005) * 100);
+    uint64_t cnt = tmpSum / tmpCnt;
+    // double f = 1.0 / ((double)cnt) * 1.0e6;
+    uint64_t freq = 100 * 1.0e6 / cnt;
+    // uint32_t ff = (uint32_t) ((f + 0.005) * 100);
 
     t_seconds *seconds = wizGetSeconds();
-    coloredMsg(LOG_GREEN, "Tick %ld %f %d %lu %lu", ff, f, seconds->valid, seconds->missedUpdates, seconds->seconds);
+    coloredMsg(LOG_GREEN, "Tick %lu  %d %lu %lu", freq, seconds->valid, seconds->missedUpdates, seconds->seconds);
 }