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bugfix scale

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This commit is contained in:
Harald Pichler 2015-12-22 06:37:40 +01:00
parent c493bc6618
commit d484585e39
1 changed files with 11 additions and 10 deletions
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21
examples/osd/arduino-roller/sketch.pde
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@ -18,9 +18,8 @@ extern resource_t res_poti, res_battery;
uint8_t poti_pin = A5; uint8_t poti_pin = A5;
uint16_t poti_voltage = 0; uint16_t poti_voltage = 0;
uint16_t servo_min= 500; uint16_t servo_min= 1000;
uint16_t servo_max= 1500; uint16_t servo_max= 2000;
uint16_t servo_offset = -400;
#define LED_PIN 4 #define LED_PIN 4
} }
@ -29,12 +28,12 @@ uint16_t servo_offset = -400;
int scale (int in_min, int in_max, int out_min, int out_max, int wert) int scale (int in_min, int in_max, int out_min, int out_max, int wert)
{ {
int abc; int abc;
abc = ((long)out_max - (long)out_min)* (long)wert / ( (long)in_max -
(long)in_min);
abc = abc + out_min;
return (abc); abc = ((long)out_max - (long)out_min)* ((long)wert-(long)in_min) / ( (long)in_max - (long)in_min);
abc = abc + out_min;
return (abc);
} }
void setup (void) void setup (void)
@ -52,7 +51,9 @@ void setup (void)
void loop (void) void loop (void)
{ {
int value;
poti_voltage = analogRead(poti_pin); poti_voltage = analogRead(poti_pin);
servo_set(1,scale (330,1024,servo_min,servo_max,poti_voltage)); value=scale (345,868,servo_min,servo_max,poti_voltage);
printf("%d/n",poti_voltage); servo_set(1,value);
printf("%d,%d\n",poti_voltage,value);
} }