Slawek Komarowski
W5100, SD card, DS18B20
Diff: DS1820.h
- Revision:
- 7:58b61681818f
- Parent:
- 6:abfdd851218a
--- a/DS1820.h Wed Apr 02 19:10:34 2014 +0000
+++ b/DS1820.h Tue Apr 08 09:59:18 2014 +0000
@@ -54,6 +54,10 @@
enum devices{
this_device, // command applies to only this device
all_devices }; // command applies to all devices
+
+ enum {
+ invalid_conversion = -1000
+ };
/** Create a probe object connected to the specified pins
*
@@ -91,7 +95,7 @@
* probe to read its RAM, do CRC check and convert temperature on the LPC1768.
*
* @param scale, may be either 'c' or 'f'
- * @returns temperature for that scale, or -1000.0 if CRC error detected.
+ * @returns temperature for that scale, or DS1820::invalid_conversion (-1000) if CRC error detected.
*/
float temperature(char scale='c');