restructure: splitting out sensor functions into their own source files

bmp.c

@@ -0,0 +1,18 @@
+#include "bmp.h"
+
+uint8_t BMP_RESET[2] = {0x7E, 0xB6};
+uint8_t BMP_CAL_DATA[21];
+uint8_t BMP_SETUP[6] = {0x1C, 0x0B, 0x1D, 0x08, 0x1F, 0x0A};
+uint8_t BMP_START[2] = {0x1B, 0x33};
+
+double bmp_cal_data_fp[15];
+
+int getBMPCalData(bmp_cal_data_t *cal) {
+    // TODO: Implement calibration data retrieval
+    return 0;
+}
+
+int initBMP(void) {
+    // TODO: Implement BMP initialization
+    return 0;
+}