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-rwxr-xr-xcores/arduino/wiring.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/cores/arduino/wiring.c b/cores/arduino/wiring.c
index 9cb6cf0..eb2d440 100755
--- a/cores/arduino/wiring.c
+++ b/cores/arduino/wiring.c
@@ -189,6 +189,8 @@ void init()
// this is better for motors as it ensures an even waveform
// note, however, that fast pwm mode can achieve a frequency of up
// 8 MHz (with a 16 MHz clock) at 50% duty cycle
+
+ TCCR1B = 0;
// set timer 1 prescale factor to 64
sbi(TCCR1B, CS11);