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tempcomp: use macro to set maximum allowed compensation

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Miroslav Lichvar
2014-03-19 17:38:34 +01:00
parent 0b71504ee9
commit 0a56c0e8c1
1 changed files with 4 additions and 2 deletions
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6
tempcomp.c
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@@ -35,6 +35,9 @@
#include "sched.h" #include "sched.h"
#include "tempcomp.h" #include "tempcomp.h"
/* Sanity limit (in ppm) */
#define MAX_COMP 10.0
static SCH_TimeoutID timeout_id; static SCH_TimeoutID timeout_id;
static LOG_FileID logfileid; static LOG_FileID logfileid;
@@ -54,8 +57,7 @@ read_timeout(void *arg)
if (f && fscanf(f, "%lf", &temp) == 1) { if (f && fscanf(f, "%lf", &temp) == 1) {
comp = k0 + (temp - T0) * k1 + (temp - T0) * (temp - T0) * k2; comp = k0 + (temp - T0) * k1 + (temp - T0) * (temp - T0) * k2;
/* Don't allow corrections above 10 ppm */ if (fabs(comp) <= MAX_COMP) {
if (fabs(comp) < 10.0) {
comp = LCL_SetTempComp(comp); comp = LCL_SetTempComp(comp);
if (logfileid != -1) { if (logfileid != -1) {