Kristof T'Jonck
/
LM75B
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Fork of
LM75B
by 
Neil Thiessen
Diff: LM75B.cpp
- Revision:
- 9:74b44a27fa40
- Parent:
- 8:2b797c309258
- Child:
- 13:27c19044ace6
diff -r 2b797c309258 -r 74b44a27fa40 LM75B.cpp
--- a/LM75B.cpp Wed Aug 14 04:33:25 2013 +0000
+++ b/LM75B.cpp Wed Aug 28 17:17:24 2013 +0000
@@ -15,7 +15,6 @@
*/
#include "LM75B.h"
-#include "mbed.h"
LM75B::LM75B(PinName sda, PinName scl, Address addr) : m_I2C(sda, scl)
{
@@ -23,6 +22,23 @@
m_Addr = (int)addr;
}
+bool LM75B::open(void)
+{
+ //Probe for the LM75B using a Zero Length Transfer
+ if (!m_I2C.write(m_Addr, NULL, 0)) {
+ //Reset the device to default configuration
+ write8(REG_CONF, 0x00);
+ write16(REG_THYST, 0x4B00);
+ write16(REG_TOS, 0x5000);
+
+ //Return success
+ return true;
+ } else {
+ //Return failure
+ return false;
+ }
+}
+
LM75B::PowerMode LM75B::powerMode(void)
{
//Read the 8-bit register value