Re-organised for two barometers

firmware/inc/barometer.h

@@ -1,5 +1,5 @@
 /*
- * BMP180 (also BMP085)
+ * Header for Barometer
  * Copyright (C) 2014  Richard Meadows <richardeoin>
  *
  * Permission is hereby granted, free of charge, to any person obtaining
@@ -22,8 +22,8 @@
  * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#ifndef BMP180_H
-#define BMP180_H
+#ifndef BAROMETER_H
+#define BAROMETER_H
 
 #include "samd20.h"
 
@@ -37,6 +37,6 @@ struct barometer {
 };
 
 struct barometer* get_barometer(void);
-void bmp180_init(void);
+void barometer_init(void);
 
-#endif /* BMP180_H */
+#endif /* BAROMETER_H */

firmware/inc/hw_config.h

@@ -102,6 +102,12 @@
 #define I2C_SERCOM_SCL_PIN	PIN_PA01
 #define I2C_SERCOM_SCL_PINMUX	PINMUX_PA01D_SERCOM1_PAD1
 
+/**
+ * Barometer
+ */
+#define BAROMETER_TYPE_BMP180 0
+#define BAROMETER_TYPE_MS5607 1
+
 /**
  * Battery ADC
  */

firmware/inc/ms5607.h

@@ -1,42 +0,0 @@
-/*
- * MS5607
- * Copyright (C) 2015  Richard Meadows <richardeoin>
- *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation the rights to use, copy, modify, merge, publish,
- * distribute, sublicense, and/or sell copies of the Software, and to
- * permit persons to whom the Software is furnished to do so, subject to
- * the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef MS5607_H
-#define MS5607_H
-
-#include "samd20.h"
-
-/**
- * Barometer data structure
- */
-struct barometer {
-  double temperature;
-  double pressure;
-  int valid; // 1 = valid, 0 = invalid
-};
-
-struct barometer* get_barometer(void);
-void ms5607_init(void);
-
-#endif /* MS5607_H */

firmware/src/bmp180.c

@@ -26,9 +26,12 @@
 #include <stdint.h>
 
 #include "samd20.h"
-#include "bmp180.h"
-#include "sercom/i2c.h"
+#include "hw_config.h"
 
+#if BAROMETER_TYPE_BMP180
+
+#include "barometer.h"
+#include "sercom/i2c.h"
 
 #define BMP180_ADDRESS		0xEE
 #define BMP180_REG_ID		0xD0
@@ -273,3 +276,5 @@ void bmp180_init(void)
   /* Get the calibration parameters */
   get_cal_param(&calibration);
 }
+
+#endif

firmware/src/data.c

@@ -29,7 +29,7 @@
 #include "xosc.h"
 #include "hw_config.h"
 #include "analogue.h"
-#include "bmp180.h"
+#include "barometer.h"
 #include "gps.h"
 #include "ubx_messages.h"
 #include "telemetry.h"

firmware/src/init.c

@@ -38,7 +38,7 @@
 #include "data.h"
 #include "memory.h"
 #include "telemetry.h"
-#include "bmp180.h"
+#include "barometer.h"
 #include "init.h"
 
 /**

firmware/src/ms5607.c

@@ -26,7 +26,11 @@
 #include <stdint.h>
 
 #include "samd20.h"
-#include "ms5607.h"
+#include "hw_config.h"
+
+#if BAROMETER_TYPE_MS5607
+
+#include "barometer.h"
 #include "sercom/i2c.h"
 
 #define MS5607_ADDRESS		0xEE
@@ -160,7 +164,7 @@ void get_cal_param(struct calibration *c) {
 uint32_t get_d1(void) {
 
   /* Write command */
-  write_command(D1_COMMAND);
+  command(D1_COMMAND);
 
   /* Wait?? */
 
@@ -173,7 +177,7 @@ uint32_t get_d1(void) {
 uint32_t get_d2(void) {
 
   /* Write command */
-  write_command(D2_COMMAND);
+  command(D2_COMMAND);
 
   /* Wait?? */
 
@@ -238,3 +242,5 @@ void ms5607_init(void)
   /* Get the calibration parameters */
   get_cal_param(&calibration);
 }
+
+#endif

firmware/test/tc/pressure_temperature.h

@@ -3,7 +3,7 @@
 #endif
 
 #include "samd20.h"
-#include "bmp180.h"
+#include "barometer.h"
 
 /****************************//* pressure_temperature_tc *//****************************/
 /**