Arianna autonomous DAQ firmware
Dependencies: mbed SDFileSystemFilinfo AriSnProtocol NetServicesMin AriSnComm MODSERIAL PowerControlClkPatch DS1820OW
SnEventFrame.h@21:ce51bb0ba4a5, 2012-10-10 (annotated)
- Committer:
- uci1
- Date:
- Wed Oct 10 05:54:12 2012 +0000
- Revision:
- 21:ce51bb0ba4a5
- Parent:
- 15:f2569d8e4176
- Child:
- 22:f957c4f840ad
Uses USB comm. Fix rates calc. Power up/down ETH with Afar. Fix sending evt with status. Add num files and bytes of data to status. Can save a local file (i.e. reprogram MBED) via comms. Set config after each comm win (need if cards pow cycle).
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
uci1 | 0:664899e0b988 | 1 | #ifndef SN_SnEventFrame |
uci1 | 0:664899e0b988 | 2 | #define SN_SnEventFrame |
uci1 | 0:664899e0b988 | 3 | |
uci1 | 0:664899e0b988 | 4 | #include <stdint.h> |
uci1 | 0:664899e0b988 | 5 | #include "SnConstants.h" |
uci1 | 0:664899e0b988 | 6 | |
uci1 | 15:f2569d8e4176 | 7 | //#define EVDEBUG |
uci1 | 15:f2569d8e4176 | 8 | |
uci1 | 0:664899e0b988 | 9 | class SnEventFrame { |
uci1 | 0:664899e0b988 | 10 | |
uci1 | 0:664899e0b988 | 11 | public: |
uci1 | 0:664899e0b988 | 12 | // i/o version |
uci1 | 8:95a325df1f6b | 13 | static const uint8_t kIOVers; // MUST BE INCREASED if any member var changes (==> also if kNchans, etc. change!) |
uci1 | 0:664899e0b988 | 14 | static const uint32_t kMaxSizeOf = |
uci1 | 0:664899e0b988 | 15 | ((sizeof(uint32_t)*4u)+sizeof(int32_t)+sizeof(uint16_t) |
uci1 | 0:664899e0b988 | 16 | +(kTotSamps*sizeof(uint16_t))+1u); |
uci1 | 0:664899e0b988 | 17 | |
uci1 | 0:664899e0b988 | 18 | private: |
uci1 | 0:664899e0b988 | 19 | // !! |
uci1 | 0:664899e0b988 | 20 | // !! If any member variables change, update: SizeOf function and kIOVers value! (also if kNchans, etc. change!) |
uci1 | 0:664899e0b988 | 21 | // !! |
uci1 | 0:664899e0b988 | 22 | |
uci1 | 0:664899e0b988 | 23 | uint16_t fData[kTotSamps]; // the (uncompressed) waveform data |
uci1 | 0:664899e0b988 | 24 | uint32_t fMbedTime; // mbed time in seconds since epoch |
uci1 | 0:664899e0b988 | 25 | // TODO: time since last event? |
uci1 | 0:664899e0b988 | 26 | uint32_t fEvtNum; // written event number ... |
uci1 | 0:664899e0b988 | 27 | int32_t fDTms; // time since last written event (ms) |
uci1 | 0:664899e0b988 | 28 | uint32_t fTrgNum; // this event is trigger number ... |
uci1 | 0:664899e0b988 | 29 | uint16_t fTrgBits; // trigger bit word |
uci1 | 0:664899e0b988 | 30 | mutable uint32_t fCRC; // CRC on the uncompressed waveform data |
uci1 | 0:664899e0b988 | 31 | // TODO: check if other parameters should be added: |
uci1 | 0:664899e0b988 | 32 | // - stop position? |
uci1 | 0:664899e0b988 | 33 | // - card(s) producing trigger? |
uci1 | 0:664899e0b988 | 34 | // - power & voltage during acquisition? |
uci1 | 0:664899e0b988 | 35 | |
uci1 | 0:664899e0b988 | 36 | void CalcCRC(); |
uci1 | 0:664899e0b988 | 37 | |
uci1 | 0:664899e0b988 | 38 | static |
uci1 | 0:664899e0b988 | 39 | bool ReadFromFileToBuf(FILE* f, |
uci1 | 0:664899e0b988 | 40 | char* const evtBuf, |
uci1 | 0:664899e0b988 | 41 | const uint8_t loseLSB, const uint8_t loseMSB); |
uci1 | 0:664899e0b988 | 42 | |
uci1 | 0:664899e0b988 | 43 | static |
uci1 | 0:664899e0b988 | 44 | bool WriteToFileFromBuf(FILE* f, char* const evtBuf, |
uci1 | 0:664899e0b988 | 45 | const uint8_t loseLSB, const uint8_t loseMSB); |
uci1 | 0:664899e0b988 | 46 | |
uci1 | 0:664899e0b988 | 47 | public: |
uci1 | 0:664899e0b988 | 48 | SnEventFrame() { ClearEvent(); } |
uci1 | 0:664899e0b988 | 49 | virtual ~SnEventFrame() {} |
uci1 | 0:664899e0b988 | 50 | |
uci1 | 0:664899e0b988 | 51 | const uint16_t* GetData() const { return fData; } |
uci1 | 0:664899e0b988 | 52 | uint16_t* GetData() { return fData; } |
uci1 | 0:664899e0b988 | 53 | const uint16_t* GetData(const uint8_t ch) const { return fData + (ch*kNsamps); } |
uci1 | 0:664899e0b988 | 54 | uint16_t* GetData(const uint8_t ch) { return fData + (ch*kNsamps); } |
uci1 | 0:664899e0b988 | 55 | uint16_t GetData(const uint8_t ch, const uint8_t sm) const |
uci1 | 0:664899e0b988 | 56 | { return fData[(ch*kNsamps)+sm]; } |
uci1 | 0:664899e0b988 | 57 | uint16_t& GetData(const uint8_t ch, const uint8_t sm) |
uci1 | 0:664899e0b988 | 58 | { return fData[(ch*kNsamps)+sm]; } |
uci1 | 0:664899e0b988 | 59 | |
uci1 | 8:95a325df1f6b | 60 | uint32_t GetEvtNum() const { return fEvtNum; } |
uci1 | 8:95a325df1f6b | 61 | |
uci1 | 0:664899e0b988 | 62 | void ClearEvent() { |
uci1 | 21:ce51bb0ba4a5 | 63 | #ifdef EVDEBUG |
uci1 | 21:ce51bb0ba4a5 | 64 | printf("CLEARING EVENT!\r\n"); |
uci1 | 21:ce51bb0ba4a5 | 65 | #endif |
uci1 | 0:664899e0b988 | 66 | fMbedTime = fEvtNum = fTrgNum = 0; |
uci1 | 0:664899e0b988 | 67 | fTrgBits = 0; |
uci1 | 0:664899e0b988 | 68 | memset(fData, 0, kTotSamps*sizeof(int16_t)); |
uci1 | 0:664899e0b988 | 69 | fCRC = 0; |
uci1 | 0:664899e0b988 | 70 | } |
uci1 | 0:664899e0b988 | 71 | |
uci1 | 0:664899e0b988 | 72 | void SetTrgBit(const ESnTrgTypes t) { fTrgBits |= kTrgBW[t]; } |
uci1 | 0:664899e0b988 | 73 | void SetTrgNum(const uint32_t t) { fTrgNum = t; } |
uci1 | 0:664899e0b988 | 74 | void SetEvtNum(const uint32_t n) { fEvtNum = n; } |
uci1 | 0:664899e0b988 | 75 | void SetDTms(const int32_t dtms) { fDTms = dtms; } |
uci1 | 0:664899e0b988 | 76 | void SetCurMbedTime() { fMbedTime = time(0); } |
uci1 | 0:664899e0b988 | 77 | |
uci1 | 0:664899e0b988 | 78 | bool IsForcedTrg() const { return (fTrgBits & kTrgBW[kFrcTrg])!=0; } |
uci1 | 0:664899e0b988 | 79 | |
uci1 | 0:664899e0b988 | 80 | void ReadWaveforms(SPI& spi, |
uci1 | 0:664899e0b988 | 81 | DigitalOut& cardHiBit, DigitalOut& cardLoBit) { |
uci1 | 0:664899e0b988 | 82 | uint16_t* dev=fData; |
uci1 | 0:664899e0b988 | 83 | for( uint8_t ch = 0; ch < kNchans; ch++ ) { |
uci1 | 0:664899e0b988 | 84 | // Pick which register to read. |
uci1 | 0:664899e0b988 | 85 | SnBitUtils::SetChanNumBits(ch, cardHiBit, cardLoBit); |
uci1 | 0:664899e0b988 | 86 | for( uint8_t i = 0; i < kNsamps; i++, dev++ ) { |
uci1 | 0:664899e0b988 | 87 | *dev = spi.write(0x00) >> 1; |
uci1 | 0:664899e0b988 | 88 | } |
uci1 | 0:664899e0b988 | 89 | } |
uci1 | 15:f2569d8e4176 | 90 | #ifdef EVDEBUG |
uci1 | 15:f2569d8e4176 | 91 | dev = fData; |
uci1 | 15:f2569d8e4176 | 92 | for (uint8_t ch=0; ch<kNchans; ch++) { |
uci1 | 15:f2569d8e4176 | 93 | for (uint8_t i=0; i<kNsamps; i++, dev++) { |
uci1 | 15:f2569d8e4176 | 94 | printf("(%hhd,%03hhd,%hd) ",ch,i,*dev); |
uci1 | 15:f2569d8e4176 | 95 | } |
uci1 | 15:f2569d8e4176 | 96 | printf("\r\n"); |
uci1 | 15:f2569d8e4176 | 97 | } |
uci1 | 15:f2569d8e4176 | 98 | #endif |
uci1 | 0:664899e0b988 | 99 | CalcCRC(); |
uci1 | 0:664899e0b988 | 100 | } |
uci1 | 0:664899e0b988 | 101 | |
uci1 | 0:664899e0b988 | 102 | static |
uci1 | 8:95a325df1f6b | 103 | uint32_t SizeOf(const uint8_t rv, const uint8_t loseLSB, const uint8_t loseMSB) { |
uci1 | 0:664899e0b988 | 104 | // size of member vars + size of packed waveform + 1 for i/o version |
uci1 | 0:664899e0b988 | 105 | if ((loseLSB==0) && (loseMSB==0)) { |
uci1 | 0:664899e0b988 | 106 | return kMaxSizeOf; |
uci1 | 0:664899e0b988 | 107 | } else { |
uci1 | 0:664899e0b988 | 108 | return (kMaxSizeOf-(kTotSamps*sizeof(uint16_t)) |
uci1 | 0:664899e0b988 | 109 | +SizeOfPackedWavef(loseLSB, loseMSB)); |
uci1 | 0:664899e0b988 | 110 | } |
uci1 | 0:664899e0b988 | 111 | } |
uci1 | 0:664899e0b988 | 112 | |
uci1 | 0:664899e0b988 | 113 | static |
uci1 | 0:664899e0b988 | 114 | uint32_t SizeOfPackedWavef(const uint8_t loseLSB, |
uci1 | 0:664899e0b988 | 115 | const uint8_t loseMSB) { |
uci1 | 0:664899e0b988 | 116 | const uint8_t p = BITS_IN_SHORT-loseLSB-loseMSB; |
uci1 | 0:664899e0b988 | 117 | return ((p*kTotSamps)/8u) + (((p*kTotSamps)%8u)!=0 ? 1u : 0u); |
uci1 | 0:664899e0b988 | 118 | } |
uci1 | 0:664899e0b988 | 119 | |
uci1 | 3:24c5f0f50bf1 | 120 | const char* ReadFrom(const char* const buf, |
uci1 | 3:24c5f0f50bf1 | 121 | const uint8_t loseLSB, const uint8_t loseMSB, |
uci1 | 3:24c5f0f50bf1 | 122 | const uint16_t wvBaseline); |
uci1 | 0:664899e0b988 | 123 | |
uci1 | 3:24c5f0f50bf1 | 124 | char* WriteTo(char* const buf, |
uci1 | 3:24c5f0f50bf1 | 125 | const uint8_t loseLSB, const uint8_t loseMSB, |
uci1 | 3:24c5f0f50bf1 | 126 | const uint16_t wvBaseline) const; |
uci1 | 0:664899e0b988 | 127 | |
uci1 | 0:664899e0b988 | 128 | bool ReadFrom(FILE* f, char* const evtBuf, |
uci1 | 0:664899e0b988 | 129 | const uint8_t loseLSB, const uint8_t loseMSB, |
uci1 | 0:664899e0b988 | 130 | const uint16_t wvBaseline); |
uci1 | 0:664899e0b988 | 131 | bool WriteTo(FILE* f, char* const evtBuf, |
uci1 | 0:664899e0b988 | 132 | const uint8_t loseLSB, const uint8_t loseMSB, |
uci1 | 0:664899e0b988 | 133 | const uint16_t wvBaseline) const; |
uci1 | 0:664899e0b988 | 134 | |
uci1 | 0:664899e0b988 | 135 | static |
uci1 | 0:664899e0b988 | 136 | const uint8_t* UnpackWavef(const uint8_t* const buf, |
uci1 | 0:664899e0b988 | 137 | uint16_t* const data, |
uci1 | 0:664899e0b988 | 138 | const uint8_t loseLSB, |
uci1 | 0:664899e0b988 | 139 | const uint8_t loseMSB, |
uci1 | 0:664899e0b988 | 140 | const uint16_t wvBaseline); |
uci1 | 0:664899e0b988 | 141 | |
uci1 | 0:664899e0b988 | 142 | static |
uci1 | 0:664899e0b988 | 143 | uint8_t* PackWavef(uint8_t* const buf, const uint16_t* const data, |
uci1 | 0:664899e0b988 | 144 | const uint8_t loseLSB, const uint8_t loseMSB, |
uci1 | 0:664899e0b988 | 145 | const uint16_t wvBaseline); |
uci1 | 0:664899e0b988 | 146 | }; |
uci1 | 0:664899e0b988 | 147 | |
uci1 | 0:664899e0b988 | 148 | |
uci1 | 0:664899e0b988 | 149 | #endif // SN_SnEventFrame |