Bob Giesberts / LDC1614

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Dependencies:   SHTx

Dependents:   Inductive_Sensor_3

Fork of LDC1101 by Bob Giesberts

Diff: LDC1000.cpp

Revision:
2:44b76f6f19d5
Parent:
1:a88df80e7664
Child:
4:62ebb87678f8
--- a/LDC1000.cpp	Wed Apr 29 14:57:22 2015 +0000
+++ b/LDC1000.cpp	Tue May 19 13:26:40 2015 +0000
@@ -22,6 +22,7 @@
     wait_us(10);
     setFrequency(f_external);
     setResponseTime(LDC_RESPONSE_384);
+    setWatchdog(5000);
 }
 
 void LDC1000::setOutputPower(LDC_AMPLITUDE amplitude)
@@ -35,7 +36,13 @@
 
 }
 
+void LDC1000::setWatchdog(float frequency)
+{
+    uint8_t buffer;
+    buffer = 68.94*log(frequency/2500);
+    writeSPI(&buffer,0x03);
 
+}
 
 void LDC1000::setResponseTime(LDC_RESPONSE responsetime)
 {
@@ -59,7 +66,7 @@
     uint16_t resp[] = {192, 384, 768, 1536, 3072, 6144};
     _raw_l = readRawCounts();
     _fsensor = (_frequency/(_raw_l*3.0))*resp[(uint8_t)(_responsetime)];
-    return 1/(cap*pow(2*PI*_fsensor,2));
+    return 1./(cap*pow(2*PI*_fsensor,2));
 };
 
 uint32_t LDC1000::readRawCounts(void)