+/* want about 50psi, or 344kPa for boost and 30psi for coast */
+
+#define AO_FULL_SCALE_PRESSURE 11031612 /* 1600psi */
+#define AO_BOOST_DETECT_PRESSURE 344000 /* 50psi */
+#define AO_QUIET_DETECT_PRESSURE 207000 /* 30psi */
+
+#define AO_PRESSURE_VOLTS_BASE 0.5
+#define AO_PRESSURE_VOLTS_MAX 4.5
+
+struct ao_adc {
+ int16_t v_batt;
+ int16_t motor_pressure;
+};
+