FSR
Dependents: FSR_hello_world FINAL_PROJECT Pousse_seringue_Ulg 0__Pousse_seringue ... more
FSR.h@3:6fc368701789, 2015-10-21 (annotated)
- Committer:
- cshao06
- Date:
- Wed Oct 21 21:22:53 2015 +0000
- Revision:
- 3:6fc368701789
- Parent:
- 0:d24a38523990
- Child:
- 4:8fe7b7425ce0
FSR
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
cshao06 | 0:d24a38523990 | 1 | #ifndef FSR_H |
cshao06 | 0:d24a38523990 | 2 | #define FSR_H |
cshao06 | 0:d24a38523990 | 3 | |
cshao06 | 0:d24a38523990 | 4 | #include "mbed.h" |
cshao06 | 0:d24a38523990 | 5 | |
cshao06 | 0:d24a38523990 | 6 | /** Force sensitive resistor class using an AnalogIn pin |
cshao06 | 0:d24a38523990 | 7 | * |
cshao06 | 0:d24a38523990 | 8 | * Example: |
cshao06 | 0:d24a38523990 | 9 | * @code |
cshao06 | 0:d24a38523990 | 10 | * #include "mbed.h" |
cshao06 | 0:d24a38523990 | 11 | * #include "FSR.h" |
cshao06 | 0:d24a38523990 | 12 | * FSR fsr(p17, 10); // a 10k resistor is used |
cshao06 | 0:d24a38523990 | 13 | * int main(){ |
cshao06 | 0:d24a38523990 | 14 | * while (1) |
cshao06 | 0:d24a38523990 | 15 | * { |
cshao06 | 0:d24a38523990 | 16 | * printf("The raw data is %f\n", fsr.readRaw()); |
cshao06 | 0:d24a38523990 | 17 | * printf("The resistance of the FSR is %f\n", fsr.readFSRResistance()); |
cshao06 | 0:d24a38523990 | 18 | * printf("The weight on the FSR is %f\n\n", fsr.readWeight()); |
cshao06 | 0:d24a38523990 | 19 | * wait(0.3); //just here to slow down the output for easier reading |
cshao06 | 0:d24a38523990 | 20 | * } |
cshao06 | 0:d24a38523990 | 21 | * } |
cshao06 | 0:d24a38523990 | 22 | * @endcode |
cshao06 | 0:d24a38523990 | 23 | */ |
cshao06 | 0:d24a38523990 | 24 | |
cshao06 | 0:d24a38523990 | 25 | class FSR |
cshao06 | 0:d24a38523990 | 26 | { |
cshao06 | 0:d24a38523990 | 27 | public: |
cshao06 | 0:d24a38523990 | 28 | /** Create an FSR object |
cshao06 | 0:d24a38523990 | 29 | * |
cshao06 | 3:6fc368701789 | 30 | * @param Pin AnalogIn pin number |
cshao06 | 3:6fc368701789 | 31 | * @param resistance resistance of the voltage divider resistor in k |
cshao06 | 0:d24a38523990 | 32 | */ |
cshao06 | 0:d24a38523990 | 33 | FSR(PinName Pin, float resistance); |
cshao06 | 0:d24a38523990 | 34 | |
cshao06 | 0:d24a38523990 | 35 | /** Read the raw data |
cshao06 | 0:d24a38523990 | 36 | * |
cshao06 | 0:d24a38523990 | 37 | * @return the raw float data ranging from 0 to 1 |
cshao06 | 0:d24a38523990 | 38 | */ |
cshao06 | 0:d24a38523990 | 39 | float readRaw(); |
cshao06 | 0:d24a38523990 | 40 | |
cshao06 | 0:d24a38523990 | 41 | /** Read the resistance of the FSR |
cshao06 | 0:d24a38523990 | 42 | * |
cshao06 | 0:d24a38523990 | 43 | * @return the resistance of the FSR |
cshao06 | 0:d24a38523990 | 44 | */ |
cshao06 | 0:d24a38523990 | 45 | float readFSRResistance(); |
cshao06 | 0:d24a38523990 | 46 | |
cshao06 | 0:d24a38523990 | 47 | /** Read the weight in N. 0 anyway if the weight is less than 100g |
cshao06 | 0:d24a38523990 | 48 | * |
cshao06 | 0:d24a38523990 | 49 | * @return the weight ranging from 100g to 10000g |
cshao06 | 0:d24a38523990 | 50 | */ |
cshao06 | 0:d24a38523990 | 51 | float readWeight(); |
cshao06 | 0:d24a38523990 | 52 | protected: |
cshao06 | 0:d24a38523990 | 53 | AnalogIn _ain; |
cshao06 | 0:d24a38523990 | 54 | float _r; |
cshao06 | 0:d24a38523990 | 55 | }; |
cshao06 | 0:d24a38523990 | 56 | |
cshao06 | 0:d24a38523990 | 57 | #endif |