Jordan Hanson / Mbed 2 deprecated AutonomousDAQ

Arianna autonomous DAQ firmware

Dependencies:   mbed SDFileSystemFilinfo AriSnProtocol NetServicesMin AriSnComm MODSERIAL PowerControlClkPatch DS1820OW

SnEventFrame.h@15:f2569d8e4176, 2012-08-31 (annotated)

Committer:
uci1
Date:
Fri Aug 31 02:09:09 2012 +0000
Revision:
15:f2569d8e4176
Parent:
12:d472f9811262
Child:
21:ce51bb0ba4a5
Removed debug output between trigger and and dFPGA->MB request that corrupted data. Lots of work on SBD, but not quite working yet. Debug output off, but start/stop running notifications are on.

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 0:664899e0b988 63 fMbedTime = fEvtNum = fTrgNum = 0;
uci1 0:664899e0b988 64 fTrgBits = 0;
uci1 0:664899e0b988 65 memset(fData, 0, kTotSamps*sizeof(int16_t));
uci1 0:664899e0b988 66 fCRC = 0;
uci1 0:664899e0b988 67 }
uci1 0:664899e0b988 68
uci1 0:664899e0b988 69 void SetTrgBit(const ESnTrgTypes t) { fTrgBits |= kTrgBW[t]; }
uci1 0:664899e0b988 70 void SetTrgNum(const uint32_t t) { fTrgNum = t; }
uci1 0:664899e0b988 71 void SetEvtNum(const uint32_t n) { fEvtNum = n; }
uci1 0:664899e0b988 72 void SetDTms(const int32_t dtms) { fDTms = dtms; }
uci1 0:664899e0b988 73 void SetCurMbedTime() { fMbedTime = time(0); }
uci1 0:664899e0b988 74
uci1 0:664899e0b988 75 bool IsForcedTrg() const { return (fTrgBits & kTrgBW[kFrcTrg])!=0; }
uci1 0:664899e0b988 76
uci1 0:664899e0b988 77 void ReadWaveforms(SPI& spi,
uci1 0:664899e0b988 78 DigitalOut& cardHiBit, DigitalOut& cardLoBit) {
uci1 0:664899e0b988 79 uint16_t* dev=fData;
uci1 0:664899e0b988 80 for( uint8_t ch = 0; ch < kNchans; ch++ ) {
uci1 0:664899e0b988 81 // Pick which register to read.
uci1 0:664899e0b988 82 SnBitUtils::SetChanNumBits(ch, cardHiBit, cardLoBit);
uci1 0:664899e0b988 83 for( uint8_t i = 0; i < kNsamps; i++, dev++ ) {
uci1 0:664899e0b988 84 *dev = spi.write(0x00) >> 1;
uci1 0:664899e0b988 85 }
uci1 0:664899e0b988 86 }
uci1 15:f2569d8e4176 87 #ifdef EVDEBUG
uci1 15:f2569d8e4176 88 dev = fData;
uci1 15:f2569d8e4176 89 for (uint8_t ch=0; ch<kNchans; ch++) {
uci1 15:f2569d8e4176 90 for (uint8_t i=0; i<kNsamps; i++, dev++) {
uci1 15:f2569d8e4176 91 printf("(%hhd,%03hhd,%hd) ",ch,i,*dev);
uci1 15:f2569d8e4176 92 }
uci1 15:f2569d8e4176 93 printf("\r\n");
uci1 15:f2569d8e4176 94 }
uci1 15:f2569d8e4176 95 #endif
uci1 0:664899e0b988 96 CalcCRC();
uci1 0:664899e0b988 97 }
uci1 0:664899e0b988 98
uci1 0:664899e0b988 99 static
uci1 8:95a325df1f6b 100 uint32_t SizeOf(const uint8_t rv, const uint8_t loseLSB, const uint8_t loseMSB) {
uci1 0:664899e0b988 101 // size of member vars + size of packed waveform + 1 for i/o version
uci1 0:664899e0b988 102 if ((loseLSB==0) && (loseMSB==0)) {
uci1 0:664899e0b988 103 return kMaxSizeOf;
uci1 0:664899e0b988 104 } else {
uci1 0:664899e0b988 105 return (kMaxSizeOf-(kTotSamps*sizeof(uint16_t))
uci1 0:664899e0b988 106 +SizeOfPackedWavef(loseLSB, loseMSB));
uci1 0:664899e0b988 107 }
uci1 0:664899e0b988 108 }
uci1 0:664899e0b988 109
uci1 0:664899e0b988 110 static
uci1 0:664899e0b988 111 uint32_t SizeOfPackedWavef(const uint8_t loseLSB,
uci1 0:664899e0b988 112 const uint8_t loseMSB) {
uci1 0:664899e0b988 113 const uint8_t p = BITS_IN_SHORT-loseLSB-loseMSB;
uci1 0:664899e0b988 114 return ((p*kTotSamps)/8u) + (((p*kTotSamps)%8u)!=0 ? 1u : 0u);
uci1 0:664899e0b988 115 }
uci1 0:664899e0b988 116
uci1 3:24c5f0f50bf1 117 const char* ReadFrom(const char* const buf,
uci1 3:24c5f0f50bf1 118 const uint8_t loseLSB, const uint8_t loseMSB,
uci1 3:24c5f0f50bf1 119 const uint16_t wvBaseline);
uci1 0:664899e0b988 120
uci1 3:24c5f0f50bf1 121 char* WriteTo(char* const buf,
uci1 3:24c5f0f50bf1 122 const uint8_t loseLSB, const uint8_t loseMSB,
uci1 3:24c5f0f50bf1 123 const uint16_t wvBaseline) const;
uci1 0:664899e0b988 124
uci1 0:664899e0b988 125 bool ReadFrom(FILE* f, char* const evtBuf,
uci1 0:664899e0b988 126 const uint8_t loseLSB, const uint8_t loseMSB,
uci1 0:664899e0b988 127 const uint16_t wvBaseline);
uci1 0:664899e0b988 128 bool WriteTo(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) const;
uci1 0:664899e0b988 131
uci1 0:664899e0b988 132 static
uci1 0:664899e0b988 133 const uint8_t* UnpackWavef(const uint8_t* const buf,
uci1 0:664899e0b988 134 uint16_t* const data,
uci1 0:664899e0b988 135 const uint8_t loseLSB,
uci1 0:664899e0b988 136 const uint8_t loseMSB,
uci1 0:664899e0b988 137 const uint16_t wvBaseline);
uci1 0:664899e0b988 138
uci1 0:664899e0b988 139 static
uci1 0:664899e0b988 140 uint8_t* PackWavef(uint8_t* const buf, const uint16_t* const data,
uci1 0:664899e0b988 141 const uint8_t loseLSB, const uint8_t loseMSB,
uci1 0:664899e0b988 142 const uint16_t wvBaseline);
uci1 0:664899e0b988 143 };
uci1 0:664899e0b988 144
uci1 0:664899e0b988 145
uci1 0:664899e0b988 146 #endif // SN_SnEventFrame