get mostly one directional comms working

main/dataproc.c

@@ -0,0 +1,23 @@
+#define MAG_SCALE (4912.0f / 32760.0f)
+#include "dataproc.h"
+
+bme680_cal_factors_t dev_cal_factors;
+
+ambient_temperature = 25;
+
+void mpu9250_convert_data(int16_t *accel, int16_t *gyro, int16_t temp, int16_t *magnet, float *accel_out, float *gyro_out, float *temp_out, float *magnet_out)
+{
+    accel_out[0] = accel[0] / 16384.0; // Accel X in g
+    accel_out[1] = accel[1] / 16384.0; // Accel Y in g
+    accel_out[2] = accel[2] / 16384.0; // Accel Z in g
+
+    gyro_out[0] = gyro[0] / 131.0; // Gyro X in deg/s
+    gyro_out[1] = gyro[1] / 131.0; // Gyro Y in deg/s
+    gyro_out[2] = gyro[2] / 131.0; // Gyro Z in deg/s
+
+    magnet_out[0] = magnet[0] * MAG_SCALE; // Gyro X in deg/s
+    magnet_out[1] = magnet[1] * MAG_SCALE; // Gyro Y in deg/s
+    magnet_out[2] = magnet[2] * MAG_SCALE; // Gyro Z in deg/s
+
+    *temp_out = (temp / 333.87) + 21.0; // Temperature in °C
+}