Diff: cal.h

Revision:

0:77080c9376de

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cal.h	Wed Apr 04 15:16:19 2018 +0000
@@ -0,0 +1,32 @@
+#ifndef CAL_H
+#define CAL_H
+
+
+typedef struct {
+    float uv_zero_mV;  // uv adc mV reading at 0 ppb
+    float uv_cal_mV;   // uv adc mV reading at calibration point
+    float uv_cal_ppb;  // uv user ppb value at calibration point
+
+    float vis_zero_mV;
+    float vis_cal_mV;
+    float vis_cal_ppb;
+
+    uint16_t trim_4mA;     // 12-bit dac value to use for 4 mA
+    uint16_t trim_20mA;    // 12-bit dac value to use for 20 mA
+    float    ppb_at_20mA;  // ppb value equal to 20 mA, zero is assumed at 4
+    
+    uint16_t padding;  // needed to create multiple of 2 bytes
+    //double mAOffsetValue; //mA Offset Value for simulator project. 
+    uint16_t checksum;
+
+} CALIBRATION_DATA; // compiler makes this a multiple of 2 bytes (half-word)
+
+extern CALIBRATION_DATA g_cal;
+
+void cal_init();
+void cal_save();
+void cal_print();
+void cal_factory();
+void cal_test();
+
+#endif
\ No newline at end of file