X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=altoslib%2FAltosConvert.java;h=099ea04859337bb14e0799df62d607eabc97f9d8;hb=72a452d1ca5b3f9f1defef47465e24a10ca72d58;hp=89f36a6c4a373f66a90dc2612ae6e39e66d92506;hpb=4435843fc8eb06751dbb1ba00fb2856563963e5e;p=fw%2Faltos

diff --git a/altoslib/AltosConvert.java b/altoslib/AltosConvert.java
index 89f36a6c..099ea048 100644
--- a/altoslib/AltosConvert.java
+++ b/altoslib/AltosConvert.java
@@ -19,7 +19,7 @@
 /*
  * Sensor data conversion functions
  */
-package org.altusmetrum.altoslib_13;
+package org.altusmetrum.altoslib_14;
 
 import java.util.*;
 
@@ -276,11 +276,15 @@ public class AltosConvert {
 		return 3.3 * mega_adc(raw) * (5.1 + 10.0) / 10.0;
 	}
 
-	static double easy_mini_2_adc(int raw) {
+	static double easy_timer_voltage(int sensor) {
+		return 3.3 * mega_adc(sensor) * (100.0 + 27.0) / 27.0;
+	}
+
+	static double easy_mini_2_adc(double raw) {
 		return raw / 4095.0;
 	}
 
-	static double easy_mini_1_adc(int raw) {
+	static double easy_mini_1_adc(double raw) {
 		return raw / 32767.0;
 	}
 
@@ -307,6 +311,26 @@ public class AltosConvert {
 		return easy_mini_2_adc(sensor) * supply * 127/27;
 	}
 
+	static double motor_pressure(double voltage) {
+		double	base = 0.5;
+		double	max = 4.5;
+		double	full_scale_pressure = psi_to_pa(1600);
+
+		if (voltage < base)
+			voltage = base;
+		if (voltage > max)
+			voltage = max;
+		return (voltage - base) / (max - base) * full_scale_pressure;
+	}
+
+	static double easy_motor_2_motor_pressure(int sensor, double ground_sensor) {
+		double	supply = 3.3;
+		double	ground_voltage = easy_mini_2_adc(ground_sensor) * supply * 15.6 / 10.0;
+		double	voltage = easy_mini_2_adc(sensor) * supply * 15.6 / 10.0;
+
+		return motor_pressure(voltage) - motor_pressure(ground_voltage);
+	}
+
 	public static double radio_to_frequency(int freq, int setting, int cal, int channel) {
 		double	f;