S K UCI / Mbed 2 deprecated AutonomousDAQ

Arianna autonomous DAQ firmware

Dependencies:   mbed SDFileSystemFilinfo AriSnProtocol NetServicesMin AriSnComm MODSERIAL PowerControlClkPatch DS1820OW

SnConfigFrame.cpp@1:e392595b4b76, 2012-07-20 (annotated)

Committer:
uci1
Date:
Fri Jul 20 19:04:02 2012 +0000
Revision:
1:e392595b4b76
Parent:
0:664899e0b988
Child:
3:24c5f0f50bf1
many features checked and working. afar implemented. sending of data not yet tested. contains many debug prints

Who changed what in which revision?

UserRevisionLine numberNew contents of line
uci1 0:664899e0b988 1 #include "SnConfigFrame.h"
uci1 0:664899e0b988 2
uci1 0:664899e0b988 3 #include "mbed.h"
uci1 0:664899e0b988 4
uci1 0:664899e0b988 5 #include "SnBitUtils.h"
uci1 0:664899e0b988 6
uci1 0:664899e0b988 7 extern "C" void mbed_mac_address(char *);
uci1 0:664899e0b988 8
uci1 0:664899e0b988 9
uci1 1:e392595b4b76 10 const uint8_t SnConfigFrame::kIOVers = 1;
uci1 1:e392595b4b76 11 const char* const SnConfigFrame::kDefConfFile = "/local/defaultConfig.dat";
uci1 1:e392595b4b76 12 const uint32_t SnConfigFrame::kMinCommWinPrdLowPwr = 14400; // exclusive min low power comm win period (s)
uci1 1:e392595b4b76 13 const uint32_t SnConfigFrame::kMaxCommWinPrdLowPwr = 259200; // exclusive max low power comm win period (s)
uci1 1:e392595b4b76 14 const uint32_t SnConfigFrame::kMinCommWinDurLowPwr = 300; // exclusive min low power comm win duration (s)
uci1 1:e392595b4b76 15 const uint32_t SnConfigFrame::kMaxCommWinDurLowPwr = 3600; // exclusive max low power comm win duration (s)
uci1 1:e392595b4b76 16 const uint8_t SnConfigFrame::kConfLblLen;
uci1 0:664899e0b988 17
uci1 0:664899e0b988 18 uint64_t SnConfigFrame::fgMacAdr = 0;
uci1 0:664899e0b988 19
uci1 0:664899e0b988 20 void SnConfigFrame::SetMacAddress() {
uci1 0:664899e0b988 21 static const uint8_t b64 = sizeof(uint64_t);
uci1 0:664899e0b988 22 static char c[b64];
uci1 0:664899e0b988 23 mbed_mac_address(&(c[0]));
uci1 0:664899e0b988 24 // like a big endian union
uci1 0:664899e0b988 25 fgMacAdr = 0;
uci1 0:664899e0b988 26 const char* a = c+(b64-1);
uci1 0:664899e0b988 27 for (uint8_t i=0; i<b64; i++, a--) {
uci1 0:664899e0b988 28 fgMacAdr |= static_cast<uint64_t>(*a) << (i<<3);
uci1 0:664899e0b988 29 }
uci1 0:664899e0b988 30 }
uci1 0:664899e0b988 31
uci1 0:664899e0b988 32 void SnConfigFrame::SetHardDefaults() {
uci1 0:664899e0b988 33 sprintf(fLabel,"HardDefaults");
uci1 0:664899e0b988 34 fConfTime = 1338854400u; // Tue, 05 Jun 2012 00:00:00 GMT
uci1 0:664899e0b988 35 fRun = 0;
uci1 0:664899e0b988 36 fFirstEvt = 0;
uci1 1:e392595b4b76 37 fStreamHiLoPlas = 0;
uci1 0:664899e0b988 38 fWvLoseLSB = 0;
uci1 1:e392595b4b76 39 fWvLoseMSB = 4;
uci1 0:664899e0b988 40 fWvBaseline = 0;
uci1 0:664899e0b988 41 fDatPackType = ~0;
uci1 0:664899e0b988 42 uint16_t* dc = &(fDAC[0][0]);
uci1 0:664899e0b988 43 for (uint16_t i=0; i<kTotDacs; i++, dc++) {
uci1 0:664899e0b988 44 *dc = 3072u;
uci1 0:664899e0b988 45 }
uci1 0:664899e0b988 46 fNumPlas = 1;
uci1 0:664899e0b988 47 uint16_t* pl = &(fPLA[0]);
uci1 0:664899e0b988 48 for (uint8_t j=0; j<kNplas; j++, pl++) {
uci1 0:664899e0b988 49 *pl = 0x7FFFu;
uci1 0:664899e0b988 50 }
uci1 0:664899e0b988 51 fNumCardsMajLog = 2;
uci1 0:664899e0b988 52 fEnableThermTrig = 1;
uci1 1:e392595b4b76 53 fForceTrigPeriod = 67u;
uci1 0:664899e0b988 54 fHeartBeatPeriod = 0;
uci1 0:664899e0b988 55 fAmpsOn = 0x0Fu;
uci1 0:664899e0b988 56 fEvtThrtlPeriodMs = 50u;
uci1 0:664899e0b988 57 fPowerMode = 0;
uci1 0:664899e0b988 58 fBatVoltLowPwr = 0;
uci1 0:664899e0b988 59 fCommWinPeriod = 3300u;
uci1 1:e392595b4b76 60 fCommWinDuration = 600u;
uci1 0:664899e0b988 61 fCommSendData = 0;
uci1 0:664899e0b988 62 fCommWinPrdLowPwr = 86100u;
uci1 0:664899e0b988 63 fCommWinDurLowPwr = 300u;
uci1 0:664899e0b988 64 fWatchDogPeriod = kWDFailsafe;
uci1 0:664899e0b988 65 }
uci1 0:664899e0b988 66
uci1 0:664899e0b988 67 void SnConfigFrame::GetPackParsFor(const EDatPackBit d,
uci1 0:664899e0b988 68 uint8_t& loseLSB, uint8_t& loseMSB,
uci1 0:664899e0b988 69 uint16_t& wvBase) const {
uci1 0:664899e0b988 70 const bool pack = IsDatPackedFor(d);
uci1 0:664899e0b988 71 loseLSB = pack ? GetWvLoseLSB() : 0u;
uci1 0:664899e0b988 72 loseMSB = pack ? GetWvLoseMSB() : 0u;
uci1 0:664899e0b988 73 wvBase = pack ? GetWvBaseline() : 0u;
uci1 0:664899e0b988 74 }
uci1 0:664899e0b988 75
uci1 0:664899e0b988 76 void SnConfigFrame::GetHiLoPlas(const uint16_t pla,
uci1 0:664899e0b988 77 uint16_t& hiPla,
uci1 0:664899e0b988 78 uint16_t& loPla,
uci1 0:664899e0b988 79 const bool r2l) {
uci1 0:664899e0b988 80 // split the PLA bitword into 2: one for the high threshold
uci1 0:664899e0b988 81 // and one for the low threshold. "lows" in the string will become
uci1 0:664899e0b988 82 // "highs" in the low threshold PLA.
uci1 0:664899e0b988 83 //
uci1 0:664899e0b988 84 // example 1)
uci1 0:664899e0b988 85 // PLA string = HLHL....
uci1 0:664899e0b988 86 // hi thresh = H.H.....
uci1 0:664899e0b988 87 // lo thresh = .H.H....
uci1 0:664899e0b988 88 //
uci1 0:664899e0b988 89 // example 2)
uci1 0:664899e0b988 90 // PLA string = HBL.....
uci1 0:664899e0b988 91 // hi thresh = HL......
uci1 0:664899e0b988 92 // lo thresh = .LH.....
uci1 0:664899e0b988 93 //
uci1 0:664899e0b988 94 // (with . = A here, to make the example more readable)
uci1 0:664899e0b988 95 //
uci1 0:664899e0b988 96 // A = 11, B = 00
uci1 0:664899e0b988 97 // H = 01 or 10, alternating
uci1 0:664899e0b988 98 // L = 10 or 01, alternating
uci1 0:664899e0b988 99 // 01 at leftmost bits is H
uci1 0:664899e0b988 100 // for example:
uci1 0:664899e0b988 101 // 0x7FFF = 01 11 11 11 11 11 11 11
uci1 0:664899e0b988 102 // => HAAAAAAA for LEFT TO RIGHT
uci1 0:664899e0b988 103 // => AAAAAAAH for RIGHT TO LEFT
uci1 0:664899e0b988 104 // 0x56FF = 01 01 01 10 11 11 11 11
uci1 0:664899e0b988 105 // => HLHHAAAA for LEFT TO RIGHT
uci1 0:664899e0b988 106 // => AAAAHHLH for RIGHT TO LEFT
uci1 0:664899e0b988 107 //
uci1 0:664899e0b988 108 // so HHHHHHHH is
uci1 0:664899e0b988 109 // 01 10 01 10 01 10 01 10 always (r2l or l2r)
uci1 0:664899e0b988 110 //
uci1 0:664899e0b988 111 // r2l = whether to read bits right to left (true) or not (false)
uci1 0:664899e0b988 112 // Mahshid liked right to left
uci1 0:664899e0b988 113 // Liang liked left to right
uci1 0:664899e0b988 114 // so we allow for either
uci1 0:664899e0b988 115
uci1 0:664899e0b988 116 const int8_t start = (r2l) ? 0 : BITS_IN_SHORT-2;
uci1 0:664899e0b988 117 const int8_t end = (r2l) ? BITS_IN_SHORT : -2;
uci1 0:664899e0b988 118 const int8_t step = (r2l) ? 2 : -2;
uci1 0:664899e0b988 119
uci1 0:664899e0b988 120 uint8_t hi= (r2l) ? 0x2 : 0x1;
uci1 0:664899e0b988 121 uint8_t lo= (r2l) ? 0x1 : 0x2;
uci1 0:664899e0b988 122
uci1 0:664899e0b988 123 // set all bits to 0
uci1 0:664899e0b988 124 hiPla = 0;
uci1 0:664899e0b988 125 loPla = 0;
uci1 0:664899e0b988 126
uci1 0:664899e0b988 127 for (int8_t i=start; i!=end; i+=step, hi^=0x3, lo^=0x3) {
uci1 0:664899e0b988 128 const uint8_t b = (pla & (0x3<<i)) >> i;
uci1 0:664899e0b988 129 if (b==hi) {
uci1 0:664899e0b988 130 hiPla |= hi << i;
uci1 0:664899e0b988 131 loPla |= 0x3 << i;
uci1 0:664899e0b988 132 } else if (b==lo) {
uci1 0:664899e0b988 133 hiPla |= 0x3 << i;
uci1 0:664899e0b988 134 loPla |= hi << i;
uci1 0:664899e0b988 135 } else if (b==0x3) {
uci1 0:664899e0b988 136 // any
uci1 0:664899e0b988 137 hiPla |= 0x3 << i;
uci1 0:664899e0b988 138 loPla |= 0x3 << i;
uci1 0:664899e0b988 139 } else {
uci1 0:664899e0b988 140 // no check that b is something else.. should be impossible.
uci1 0:664899e0b988 141 // between
uci1 0:664899e0b988 142 hiPla |= lo << i;
uci1 0:664899e0b988 143 loPla |= lo << i;
uci1 0:664899e0b988 144 }
uci1 0:664899e0b988 145 }
uci1 0:664899e0b988 146
uci1 0:664899e0b988 147 }
uci1 0:664899e0b988 148
uci1 0:664899e0b988 149 bool SnConfigFrame::ReadFromFile(const char* cfile) {
uci1 0:664899e0b988 150 // intended only for reading default config file
uci1 0:664899e0b988 151
uci1 0:664899e0b988 152 bool ret = false;
uci1 0:664899e0b988 153 FILE* cf = fopen(cfile,"rb");
uci1 0:664899e0b988 154 if (cf!=0) {
uci1 0:664899e0b988 155 ReadFrom(cf);
uci1 0:664899e0b988 156 ret = (ferror(cf)==0);
uci1 0:664899e0b988 157 fclose(cf);
uci1 0:664899e0b988 158 }
uci1 0:664899e0b988 159 return ret;
uci1 0:664899e0b988 160 }
uci1 0:664899e0b988 161
uci1 0:664899e0b988 162 bool SnConfigFrame::WriteToFile(const char* cfile) const {
uci1 0:664899e0b988 163 // intended only for writing default config file
uci1 0:664899e0b988 164
uci1 0:664899e0b988 165 bool ret = false;
uci1 0:664899e0b988 166 FILE* cf = fopen(cfile,"wb");
uci1 0:664899e0b988 167 if (cf!=0) {
uci1 0:664899e0b988 168 WriteTo(cf);
uci1 0:664899e0b988 169 ret = (ferror(cf)==0);
uci1 0:664899e0b988 170 fclose(cf);
uci1 0:664899e0b988 171 }
uci1 0:664899e0b988 172 return ret;
uci1 0:664899e0b988 173 }