Sippakorn Saeng-aroon
/
PowerMon
Library for using with PowerMon module Rev1 25FEB,18
PowerMon.h@1:7a6a568c5c34, 2018-02-25 (annotated)
- Committer:
- sippasaeng
- Date:
- Sun Feb 25 09:10:18 2018 +0000
- Revision:
- 1:7a6a568c5c34
- Parent:
- main.cpp@0:6615da7486d0
Rev1.01 25FEB,18;
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sippasaeng | 0:6615da7486d0 | 1 | |
sippasaeng | 0:6615da7486d0 | 2 | #define i2c_sda D14 |
sippasaeng | 0:6615da7486d0 | 3 | #define i2c_scl D15 |
sippasaeng | 0:6615da7486d0 | 4 | |
sippasaeng | 0:6615da7486d0 | 5 | #define SourceVH 0x58 |
sippasaeng | 0:6615da7486d0 | 6 | #define SourceVL 0x59 |
sippasaeng | 0:6615da7486d0 | 7 | #define SenseVH 0x54 |
sippasaeng | 0:6615da7486d0 | 8 | #define SenseVL 0x55 |
sippasaeng | 0:6615da7486d0 | 9 | #define PowerH 0x5B |
sippasaeng | 0:6615da7486d0 | 10 | #define PowerL 0x5C |
sippasaeng | 0:6615da7486d0 | 11 | |
sippasaeng | 0:6615da7486d0 | 12 | I2C i2c_PM(i2c_sda, i2c_scl); |
sippasaeng | 0:6615da7486d0 | 13 | |
sippasaeng | 0:6615da7486d0 | 14 | class powerMon{ |
sippasaeng | 0:6615da7486d0 | 15 | private: |
sippasaeng | 0:6615da7486d0 | 16 | int w_addr,r_addr; |
sippasaeng | 0:6615da7486d0 | 17 | |
sippasaeng | 0:6615da7486d0 | 18 | public: |
sippasaeng | 0:6615da7486d0 | 19 | powerMon(int addr_sel){ |
sippasaeng | 0:6615da7486d0 | 20 | switch(addr_sel) |
sippasaeng | 0:6615da7486d0 | 21 | { |
sippasaeng | 0:6615da7486d0 | 22 | case 0: w_addr=0x98; break; |
sippasaeng | 0:6615da7486d0 | 23 | case 100: w_addr=0x9A; break; |
sippasaeng | 0:6615da7486d0 | 24 | case 180: w_addr=0x9C; break; |
sippasaeng | 0:6615da7486d0 | 25 | case 300: w_addr=0x9E; break; |
sippasaeng | 0:6615da7486d0 | 26 | case 430: w_addr=0x90; break; |
sippasaeng | 0:6615da7486d0 | 27 | case 560: w_addr=0x92; break; |
sippasaeng | 0:6615da7486d0 | 28 | case 750: w_addr=0x94; break; |
sippasaeng | 0:6615da7486d0 | 29 | case 1270: w_addr=0x96; break; |
sippasaeng | 0:6615da7486d0 | 30 | case 1600: w_addr=0x50; break; |
sippasaeng | 0:6615da7486d0 | 31 | case 2000: w_addr=0x52; break; |
sippasaeng | 0:6615da7486d0 | 32 | case 2700: w_addr=0x54; break; |
sippasaeng | 0:6615da7486d0 | 33 | case 3600: w_addr=0x56; break; |
sippasaeng | 0:6615da7486d0 | 34 | case 5600: w_addr=0x58; break; |
sippasaeng | 0:6615da7486d0 | 35 | case 9100: w_addr=0x58; break; |
sippasaeng | 0:6615da7486d0 | 36 | case 20000: w_addr=0x5A; break; |
sippasaeng | 0:6615da7486d0 | 37 | case -1: w_addr=0x30; break; |
sippasaeng | 0:6615da7486d0 | 38 | } |
sippasaeng | 0:6615da7486d0 | 39 | r_addr=w_addr+0x01; |
sippasaeng | 0:6615da7486d0 | 40 | |
sippasaeng | 0:6615da7486d0 | 41 | } |
sippasaeng | 0:6615da7486d0 | 42 | double V_Sense(){ |
sippasaeng | 0:6615da7486d0 | 43 | double volt=0,mult_fac=1,offset=0; |
sippasaeng | 0:6615da7486d0 | 44 | char buffer[2]; |
sippasaeng | 0:6615da7486d0 | 45 | buffer[0]=SenseVL; |
sippasaeng | 0:6615da7486d0 | 46 | i2c_PM.write(r_addr,buffer, 1,true); |
sippasaeng | 0:6615da7486d0 | 47 | i2c_PM.read(r_addr, buffer,1); |
sippasaeng | 0:6615da7486d0 | 48 | volt=buffer[0]/16; |
sippasaeng | 0:6615da7486d0 | 49 | buffer[0]=SenseVH; |
sippasaeng | 0:6615da7486d0 | 50 | i2c_PM.write(r_addr,buffer, 1,true); |
sippasaeng | 0:6615da7486d0 | 51 | i2c_PM.read(r_addr, buffer,1); |
sippasaeng | 0:6615da7486d0 | 52 | volt += (buffer[0] & 0x7f)*16; |
sippasaeng | 0:6615da7486d0 | 53 | volt = (volt*mult_fac)+offset; |
sippasaeng | 0:6615da7486d0 | 54 | return (buffer[0]&0x80)?-volt:volt; |
sippasaeng | 0:6615da7486d0 | 55 | } |
sippasaeng | 0:6615da7486d0 | 56 | double V_Source(){ |
sippasaeng | 0:6615da7486d0 | 57 | double volt=0; |
sippasaeng | 0:6615da7486d0 | 58 | char buffer[2]; |
sippasaeng | 0:6615da7486d0 | 59 | buffer[0]=SourceVL; |
sippasaeng | 0:6615da7486d0 | 60 | i2c_PM.write(r_addr,buffer, 1,true); |
sippasaeng | 0:6615da7486d0 | 61 | i2c_PM.read(r_addr, buffer,1); |
sippasaeng | 0:6615da7486d0 | 62 | volt=buffer[0]/32; |
sippasaeng | 0:6615da7486d0 | 63 | buffer[0]=SourceVH; |
sippasaeng | 0:6615da7486d0 | 64 | i2c_PM.write(r_addr,buffer, 1,true); |
sippasaeng | 0:6615da7486d0 | 65 | i2c_PM.read(r_addr, buffer,1); |
sippasaeng | 0:6615da7486d0 | 66 | volt += buffer[0]*8; |
sippasaeng | 0:6615da7486d0 | 67 | |
sippasaeng | 0:6615da7486d0 | 68 | return (volt/2048.0000)*23.9883; |
sippasaeng | 0:6615da7486d0 | 69 | } |
sippasaeng | 0:6615da7486d0 | 70 | double Current(){ |
sippasaeng | 0:6615da7486d0 | 71 | return (V_Sense()/2047.0000)*(8.0000);} |
sippasaeng | 0:6615da7486d0 | 72 | long Power_Ratio(){ |
sippasaeng | 0:6615da7486d0 | 73 | long power_r=0; |
sippasaeng | 0:6615da7486d0 | 74 | char buffer[2]; |
sippasaeng | 0:6615da7486d0 | 75 | buffer[0]=PowerL; |
sippasaeng | 0:6615da7486d0 | 76 | i2c_PM.write(r_addr,buffer, 1,true); |
sippasaeng | 0:6615da7486d0 | 77 | i2c_PM.read(r_addr, buffer,1); |
sippasaeng | 0:6615da7486d0 | 78 | power_r=buffer[0]; |
sippasaeng | 0:6615da7486d0 | 79 | buffer[0]=PowerH; |
sippasaeng | 0:6615da7486d0 | 80 | i2c_PM.write(r_addr,buffer, 1,true); |
sippasaeng | 0:6615da7486d0 | 81 | i2c_PM.read(r_addr, buffer,1); |
sippasaeng | 0:6615da7486d0 | 82 | power_r += buffer[0]*256; |
sippasaeng | 0:6615da7486d0 | 83 | |
sippasaeng | 0:6615da7486d0 | 84 | return power_r;} |
sippasaeng | 0:6615da7486d0 | 85 | double Power(){ |
sippasaeng | 0:6615da7486d0 | 86 | return (Power_Ratio()/65535.0000)*(8.0000*23.9883); |
sippasaeng | 0:6615da7486d0 | 87 | } |
sippasaeng | 0:6615da7486d0 | 88 | |
sippasaeng | 0:6615da7486d0 | 89 | }; |