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-rw-r--r--drivers/led/apa102.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/led/apa102.c b/drivers/led/apa102.c
index 7396dc3c55..19e0bfc189 100644
--- a/drivers/led/apa102.c
+++ b/drivers/led/apa102.c
@@ -25,7 +25,7 @@
# include "hal.h"
# if defined(STM32F0XX) || defined(STM32F1XX) || defined(STM32F3XX) || defined(STM32F4XX) || defined(STM32L0XX)
-# define APA102_NOPS (100 / (1000000000L / (STM32_SYSCLK / 4))) // This calculates how many loops of 4 nops to run to delay 100 ns
+# define APA102_NOPS (100 / (1000000000L / (CPU_CLOCK / 4))) // This calculates how many loops of 4 nops to run to delay 100 ns
# else
# error("APA102_NOPS configuration required")
# define APA102_NOPS 0 // this just pleases the compile so the above error is easier to spot