Jordan Hanson / Mbed 2 deprecated AutonomousDAQ

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?

UserRevisionLine numberNew 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