Yuan Cao
Telescope Control Library
Diff: StepOut.cpp
- Revision:
- 17:7e47bc1630c0
- Parent:
- 0:6cb2eaf8b133
- Child:
- 19:fd854309cb4c
--- a/StepOut.cpp Fri Sep 14 03:05:47 2018 -0400
+++ b/StepOut.cpp Fri Sep 14 21:09:02 2018 -0400
@@ -9,6 +9,8 @@
#include "mbed.h"
#include <StepOut.h>
+#define MAX_PERIOD 1000000
+
void StepOut::start()
{
if (status == IDLE && freq > 0) // Start only when idle and frequency is not zero
@@ -38,10 +40,10 @@
if (frequency > 0)
{
int64_t us_period = ceil(1.0E6 / frequency); /*Ceil to the next microsecond*/
- if (us_period > INT_MAX)
+ if (us_period > MAX_PERIOD)
{
// Prevent overflow
- us_period = INT_MAX;
+ us_period = MAX_PERIOD;
}
if (status == IDLE)
this->period_us(us_period);