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Dependencies: mbed CANBuffer Watchdog MODSERIAL mbed-rtos xbeeRelay IAP
Fork of
SystemManagement
by 
Martin Deng
IMD/IMD.h@13:fbd9b3f5a07c, 2014-10-24 (annotated)
- Committer:
- pspatel321
- Date:
- Fri Oct 24 22:09:04 2014 +0000
- Revision:
- 13:fbd9b3f5a07c
- Child:
- 17:c9ce210f6654
Fork showing Parth's changes to current monitor, IMD, and fanpump.
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| pspatel321 | 13:fbd9b3f5a07c | 1 | // copied idea from http://developer.mbed.org/forum/mbed/topic/466/?page=1#comment-2457 |
| pspatel321 | 13:fbd9b3f5a07c | 2 | |
| pspatel321 | 13:fbd9b3f5a07c | 3 | #ifndef _FILE_IMD_H |
| pspatel321 | 13:fbd9b3f5a07c | 4 | #define _FILE_IMD_H |
| pspatel321 | 13:fbd9b3f5a07c | 5 | |
| pspatel321 | 13:fbd9b3f5a07c | 6 | #include "mbed.h" |
| pspatel321 | 13:fbd9b3f5a07c | 7 | #include "LPCDigitalIn.h" |
| pspatel321 | 13:fbd9b3f5a07c | 8 | |
| pspatel321 | 13:fbd9b3f5a07c | 9 | const float ZERO_HZ_TIMEOUT = 0.1; // Time (sec) that must pass without an edge to call it 0 Hz, set to greater than the longest expected pulse width |
| pspatel321 | 13:fbd9b3f5a07c | 10 | |
| pspatel321 | 13:fbd9b3f5a07c | 11 | enum EdgeT { |
| pspatel321 | 13:fbd9b3f5a07c | 12 | RISING=5, |
| pspatel321 | 13:fbd9b3f5a07c | 13 | FALLING=6, |
| pspatel321 | 13:fbd9b3f5a07c | 14 | BOTH=7, |
| pspatel321 | 13:fbd9b3f5a07c | 15 | }; |
| pspatel321 | 13:fbd9b3f5a07c | 16 | class IMD{ |
| pspatel321 | 13:fbd9b3f5a07c | 17 | public: |
| pspatel321 | 13:fbd9b3f5a07c | 18 | IMD(); |
| pspatel321 | 13:fbd9b3f5a07c | 19 | |
| pspatel321 | 13:fbd9b3f5a07c | 20 | // Get the IMD status |
| pspatel321 | 13:fbd9b3f5a07c | 21 | /* |
| pspatel321 | 13:fbd9b3f5a07c | 22 | Status State |
| pspatel321 | 13:fbd9b3f5a07c | 23 | 0 IMD off |
| pspatel321 | 13:fbd9b3f5a07c | 24 | 1 Normal |
| pspatel321 | 13:fbd9b3f5a07c | 25 | 2 under voltage |
| pspatel321 | 13:fbd9b3f5a07c | 26 | 3 Speed Start |
| pspatel321 | 13:fbd9b3f5a07c | 27 | 4 IMD error |
| pspatel321 | 13:fbd9b3f5a07c | 28 | 5 Ground error |
| pspatel321 | 13:fbd9b3f5a07c | 29 | */ |
| pspatel321 | 13:fbd9b3f5a07c | 30 | char status(); |
| pspatel321 | 13:fbd9b3f5a07c | 31 | |
| pspatel321 | 13:fbd9b3f5a07c | 32 | // Gets the insulation resistance reading |
| pspatel321 | 13:fbd9b3f5a07c | 33 | // Returns 0 to 50,000,000 in normal/UV modes |
| pspatel321 | 13:fbd9b3f5a07c | 34 | // Returns 0 or 50,000,000 in speed start (good/bad only) |
| pspatel321 | 13:fbd9b3f5a07c | 35 | // -1 for invalid measurement (out of permissible range) |
| pspatel321 | 13:fbd9b3f5a07c | 36 | // and NaN for not applicable mode |
| pspatel321 | 13:fbd9b3f5a07c | 37 | float resistance(); |
| pspatel321 | 13:fbd9b3f5a07c | 38 | |
| pspatel321 | 13:fbd9b3f5a07c | 39 | // Interrupt function for the edge type detected |
| pspatel321 | 13:fbd9b3f5a07c | 40 | void edgeIRQ(); |
| pspatel321 | 13:fbd9b3f5a07c | 41 | // Used to zero (reset) the data on timeout |
| pspatel321 | 13:fbd9b3f5a07c | 42 | void zeroIRQ(); |
| pspatel321 | 13:fbd9b3f5a07c | 43 | |
| pspatel321 | 13:fbd9b3f5a07c | 44 | private: |
| pspatel321 | 13:fbd9b3f5a07c | 45 | float frequency(); |
| pspatel321 | 13:fbd9b3f5a07c | 46 | float duty(); |
| pspatel321 | 13:fbd9b3f5a07c | 47 | uint32_t startTime; |
| pspatel321 | 13:fbd9b3f5a07c | 48 | uint32_t widthTicks; |
| pspatel321 | 13:fbd9b3f5a07c | 49 | uint32_t periodTicks; |
| pspatel321 | 13:fbd9b3f5a07c | 50 | bool first; |
| pspatel321 | 13:fbd9b3f5a07c | 51 | }; |
| pspatel321 | 13:fbd9b3f5a07c | 52 | |
| pspatel321 | 13:fbd9b3f5a07c | 53 | #endif |