I2C Temprature Sensor Progemm MPL3115A2
Dependents: I2C_Temprature_raspiboard
Fork of MPL3115A2 by
Altitude.cpp@4:c0ee6755d57f, 2017-06-20 (annotated)
- Committer:
- ODEM
- Date:
- Tue Jun 20 07:42:33 2017 +0000
- Revision:
- 4:c0ee6755d57f
- Parent:
- 0:beb43bc3d6d4
I2C Temp,Pressure,
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sophtware | 0:beb43bc3d6d4 | 1 | #include "Altitude.h" |
sophtware | 0:beb43bc3d6d4 | 2 | #include "mbed.h" |
sophtware | 0:beb43bc3d6d4 | 3 | |
sophtware | 0:beb43bc3d6d4 | 4 | Altitude::Altitude() |
sophtware | 0:beb43bc3d6d4 | 5 | { |
sophtware | 0:beb43bc3d6d4 | 6 | _altitude = 0.0; |
sophtware | 0:beb43bc3d6d4 | 7 | |
sophtware | 0:beb43bc3d6d4 | 8 | _compressed[0] = 0; |
sophtware | 0:beb43bc3d6d4 | 9 | _compressed[1] = 0; |
sophtware | 0:beb43bc3d6d4 | 10 | _compressed[2] = 0; |
sophtware | 0:beb43bc3d6d4 | 11 | } |
sophtware | 0:beb43bc3d6d4 | 12 | |
sophtware | 0:beb43bc3d6d4 | 13 | Altitude::Altitude(float a, unitsType units) |
sophtware | 0:beb43bc3d6d4 | 14 | { |
sophtware | 0:beb43bc3d6d4 | 15 | setAltitude(a, units); |
sophtware | 0:beb43bc3d6d4 | 16 | } |
sophtware | 0:beb43bc3d6d4 | 17 | |
sophtware | 0:beb43bc3d6d4 | 18 | Altitude::Altitude(const char* compressed) |
sophtware | 0:beb43bc3d6d4 | 19 | { |
sophtware | 0:beb43bc3d6d4 | 20 | setAltitude(compressed); |
sophtware | 0:beb43bc3d6d4 | 21 | } |
sophtware | 0:beb43bc3d6d4 | 22 | |
sophtware | 0:beb43bc3d6d4 | 23 | Altitude::Altitude(const char msb, const char csb, const char lsb) |
sophtware | 0:beb43bc3d6d4 | 24 | { |
sophtware | 0:beb43bc3d6d4 | 25 | setAltitude(msb, csb, lsb); |
sophtware | 0:beb43bc3d6d4 | 26 | } |
sophtware | 0:beb43bc3d6d4 | 27 | |
sophtware | 0:beb43bc3d6d4 | 28 | void Altitude::setAltitude() |
sophtware | 0:beb43bc3d6d4 | 29 | { |
sophtware | 0:beb43bc3d6d4 | 30 | setAltitude(_compressed[0], _compressed[1], _compressed[2]); |
sophtware | 0:beb43bc3d6d4 | 31 | } |
sophtware | 0:beb43bc3d6d4 | 32 | |
sophtware | 0:beb43bc3d6d4 | 33 | void Altitude::setAltitude(float a, unitsType units) |
sophtware | 0:beb43bc3d6d4 | 34 | { |
sophtware | 0:beb43bc3d6d4 | 35 | // TODO: |
sophtware | 0:beb43bc3d6d4 | 36 | } |
sophtware | 0:beb43bc3d6d4 | 37 | |
sophtware | 0:beb43bc3d6d4 | 38 | void Altitude::setAltitude(const char* compressed) |
sophtware | 0:beb43bc3d6d4 | 39 | { |
sophtware | 0:beb43bc3d6d4 | 40 | setAltitude(compressed[0], compressed[1], compressed[2]); |
sophtware | 0:beb43bc3d6d4 | 41 | } |
sophtware | 0:beb43bc3d6d4 | 42 | |
sophtware | 0:beb43bc3d6d4 | 43 | void Altitude::setAltitude(const char msb, const char csb, const char lsb) |
sophtware | 0:beb43bc3d6d4 | 44 | { |
sophtware | 0:beb43bc3d6d4 | 45 | float tempcsb = (lsb>>4) / 16.0; |
sophtware | 0:beb43bc3d6d4 | 46 | _altitude = (float)((msb << 8) | csb) + tempcsb; |
sophtware | 0:beb43bc3d6d4 | 47 | } |
sophtware | 0:beb43bc3d6d4 | 48 | |
sophtware | 0:beb43bc3d6d4 | 49 | float Altitude::altitude(unitsType units) |
sophtware | 0:beb43bc3d6d4 | 50 | { |
sophtware | 0:beb43bc3d6d4 | 51 | switch (units) |
sophtware | 0:beb43bc3d6d4 | 52 | { |
sophtware | 0:beb43bc3d6d4 | 53 | case FEET: |
sophtware | 0:beb43bc3d6d4 | 54 | return MetersToFeet(_altitude); |
sophtware | 0:beb43bc3d6d4 | 55 | } |
sophtware | 0:beb43bc3d6d4 | 56 | |
sophtware | 0:beb43bc3d6d4 | 57 | return _altitude; |
sophtware | 0:beb43bc3d6d4 | 58 | } |
sophtware | 0:beb43bc3d6d4 | 59 | |
sophtware | 0:beb43bc3d6d4 | 60 | const char* Altitude::print(unitsType units) |
sophtware | 0:beb43bc3d6d4 | 61 | { |
sophtware | 0:beb43bc3d6d4 | 62 | sprintf(_printBuffer, "%.0f", altitude(units)); |
sophtware | 0:beb43bc3d6d4 | 63 | return _printBuffer; |
sophtware | 0:beb43bc3d6d4 | 64 | } |