Diff: PowerMon.h

Revision:

1:7a6a568c5c34

Parent:

0:6615da7486d0

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PowerMon.h	Sun Feb 25 09:10:18 2018 +0000
@@ -0,0 +1,89 @@
+
+#define i2c_sda D14
+#define i2c_scl D15
+
+#define SourceVH 0x58
+#define SourceVL 0x59
+#define SenseVH 0x54
+#define SenseVL 0x55
+#define PowerH 0x5B
+#define PowerL 0x5C
+
+I2C i2c_PM(i2c_sda, i2c_scl);
+
+class powerMon{
+ private:
+    int w_addr,r_addr;
+
+ public:
+ powerMon(int addr_sel){
+    switch(addr_sel)
+     {
+         case 0: w_addr=0x98; break;
+         case 100: w_addr=0x9A; break;
+         case 180: w_addr=0x9C; break;
+         case 300: w_addr=0x9E; break;
+         case 430: w_addr=0x90; break;
+         case 560: w_addr=0x92; break;
+         case 750: w_addr=0x94; break;
+         case 1270: w_addr=0x96; break;
+         case 1600: w_addr=0x50; break;
+         case 2000: w_addr=0x52; break;
+         case 2700: w_addr=0x54; break;
+         case 3600: w_addr=0x56; break;
+         case 5600: w_addr=0x58; break;
+         case 9100: w_addr=0x58; break;
+         case 20000: w_addr=0x5A; break;
+         case -1: w_addr=0x30; break;
+       }  
+       r_addr=w_addr+0x01;
+         
+         }
+double V_Sense(){
+    double volt=0,mult_fac=1,offset=0;
+    char buffer[2];
+    buffer[0]=SenseVL;
+    i2c_PM.write(r_addr,buffer, 1,true);
+    i2c_PM.read(r_addr, buffer,1);
+    volt=buffer[0]/16;
+    buffer[0]=SenseVH;
+    i2c_PM.write(r_addr,buffer, 1,true);
+    i2c_PM.read(r_addr, buffer,1);
+    volt += (buffer[0] & 0x7f)*16;
+    volt = (volt*mult_fac)+offset;
+    return (buffer[0]&0x80)?-volt:volt;
+}    
+double V_Source(){
+    double volt=0;
+    char buffer[2];
+    buffer[0]=SourceVL;
+    i2c_PM.write(r_addr,buffer, 1,true);
+    i2c_PM.read(r_addr, buffer,1);
+    volt=buffer[0]/32;
+    buffer[0]=SourceVH;
+    i2c_PM.write(r_addr,buffer, 1,true);
+    i2c_PM.read(r_addr, buffer,1);
+    volt += buffer[0]*8;
+    
+    return (volt/2048.0000)*23.9883;
+}    
+double Current(){
+    return (V_Sense()/2047.0000)*(8.0000);}
+long Power_Ratio(){
+    long power_r=0;
+    char buffer[2];
+    buffer[0]=PowerL;
+    i2c_PM.write(r_addr,buffer, 1,true);
+    i2c_PM.read(r_addr, buffer,1);
+    power_r=buffer[0];
+    buffer[0]=PowerH;
+    i2c_PM.write(r_addr,buffer, 1,true);
+    i2c_PM.read(r_addr, buffer,1);
+    power_r += buffer[0]*256;
+    
+    return power_r;}
+double Power(){
+   return (Power_Ratio()/65535.0000)*(8.0000*23.9883);
+    }
+
+};
\ No newline at end of file