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/*
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Copyright (c) 2010 Wim De Roeve
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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*/
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#include "VBus.h"
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#include "DebugTrace.h"
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#define DEBUG 0
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#if DEBUG
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DebugTrace pc_VBus(OFF, TO_SERIAL);
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#endif
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static uint8_t CalcCrc(const unsigned char *Buffer, int Offset, int Length);
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float CalcTemp(char Byte1, char Byte2);
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VBus::VBus(PinName tx, PinName rx)
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: _Serial(tx, rx) {
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_sdcard=false;
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_all=false;
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ClearMax();
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Init(0);
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}
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void VBus::Init(int addr=0) {
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_Serial.baud(9600);
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_Serial.format(8,Serial::None,1);
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m_timeout=2;
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if (addr!=0)
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networkaddress=addr;
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else
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networkaddress=ResolAddress;
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}
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void VBus::SDcardAvailable(bool status) {
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_sdcard=status;
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}
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void VBus::InjectSeptet(unsigned char *Buffer, int Offset, int Length) {
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for (unsigned int i = 0; i < Length; i++) {
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if (Septet & (1 << i)) {
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Buffer [Offset + i] |= 0x80;
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}
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}
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}
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bool VBus::Read() {
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int F;
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char c;
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bool start,stop,quit;
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start = true;
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stop = false;
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quit = false;
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Bufferlength=0;
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m_timer.reset();
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m_timer.start();
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while ((!stop) and (!quit)) {
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if (_Serial.readable()) {
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c=_Serial.getc();
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if (c == Sync) {
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if (start) {
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start=false;
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Bufferlength=0;
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//#if DEBUG
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// pc_VBus.traceOut("\r\n");
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//#endif
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} else {
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if (Bufferlength<20) {
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m_timer.stop();
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m_timer.reset();
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m_timer.start();
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Bufferlength=0;
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} else
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stop=true;
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}
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}
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//#if DEBUG
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// pc_VBus.traceOut("%X ",c);
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//#endif
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if ((!start) and (!stop)) {
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Buffer[Bufferlength]=c;
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Bufferlength++;
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}
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}
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if ((m_timeout > 0) && (m_timer.read() > m_timeout )) {
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quit=true;
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//#if DEBUG
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// pc_VBus.traceOut("Timeout %i",m_timer.read());
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//#endif
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}
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}
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m_timer.stop();
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#if DEBUG
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pc_VBus.traceOut("\r\nBuffer %i \r\n",Bufferlength);
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for (int i=0; i<Bufferlength;i++) {
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pc_VBus.traceOut("%X ",Buffer[i]);
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}
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pc_VBus.traceOut("\r\n");
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#endif
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if (!quit) {
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Destination_address = Buffer[2] << 8;
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Destination_address |= Buffer[1];
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Source_address = Buffer[4] << 8;
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Source_address |= Buffer[3];
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ProtocolVersion = (Buffer[5]>>4) + (Buffer[5] &(1<<15));
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Command = Buffer[7] << 8;
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Command |= Buffer[6];
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Framecnt = Buffer[8];
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Checksum = Buffer[9]; //TODO check if Checksum is OK
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#if DEBUG
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pc_VBus.traceOut("\r\nDestination %X",Destination_address);
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pc_VBus.traceOut("\r\nSource %X",Source_address);
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pc_VBus.traceOut("\r\nProtocol version %X",ProtocolVersion);
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pc_VBus.traceOut("\r\nCommand %X",Command);
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pc_VBus.traceOut("\r\nFramecnt %X", Framecnt);
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pc_VBus.traceOut("\r\nChecksum %X\r\n", Checksum);
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#endif
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// only analyse Commands 0x100 = Packet Contains data for slave
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// with correct length = 10 bytes for HEADER and 6 Bytes for each frame
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150
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if ((Command==0x0100) and (Bufferlength==10+Framecnt*6)) {
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152
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153
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// Frame info for the Resol ConergyDT5 used by IZEN
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// check VBusprotocol specification for other products
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//
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// Each frame has 6 bytes
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// byte 1 to 4 are data bytes -> MSB of each bytes
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// byte 5 is a septet and contains MSB of bytes 1 to 4
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// byte 6 is a checksum
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//
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//******************* Frame 1 *******************
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162
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F=FOffset;
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Septet=Buffer[F+FSeptet];
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InjectSeptet(Buffer,F,4);
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167
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168
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// 'collector1' Temperatur Sensor 1, 15 bits, factor 0.1 in C
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169
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Sensor1_temp =CalcTemp(Buffer[F+1], Buffer[F]);
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170
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// 'store1' Temperature sensor 2, 15 bits, factor 0.1 in C
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Sensor2_temp =CalcTemp(Buffer[F+3], Buffer[F+2]);
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172
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173
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//******************* Frame 2 *******************
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F=FOffset+FLength;
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175
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Septet=Buffer[F+FSeptet];
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InjectSeptet(Buffer,F,4);
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178
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Sensor3_temp =CalcTemp(Buffer[F+1], Buffer[F]);
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180
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Sensor4_temp =CalcTemp(Buffer[F+3], Buffer[F+2]);
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181
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182
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//******************* Frame 3 *******************
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F=FOffset+FLength*2;
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Septet=Buffer[F+FSeptet];
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186
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InjectSeptet(Buffer,F,4);
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187
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PumpSpeed1 = (Buffer[F] & 0X7F);
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PumpSpeed2 = (Buffer[F+1] & 0X7F);
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190
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RelaisMask = Buffer[F+2];
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ErrorMask = Buffer[F+3];
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192
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193
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//******************* Frame 4 *******************
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F=FOffset+FLength*3;
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195
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196
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Septet=Buffer[F+FSeptet];
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197
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InjectSeptet(Buffer,F,4);
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198
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199
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SystemTime = Buffer[F+1] << 8 | Buffer[F];
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200
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System = Buffer[F+2];
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201
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202
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OptionPostPulse = (Buffer[F+3] & 0x01);
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203
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OptionThermostat = ((Buffer[F+3] & 0x02) >> 1);
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204
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OptionWMZ = ((Buffer[F+3] & 0x04) >> 2);
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205
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206
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//******************* Frame 5 *******************
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207
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F=FOffset+FLength*4;
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|
208
|
|
| Wimpie |
0:313c9e399e12
|
209
|
Septet=Buffer[F+FSeptet];
|
| Wimpie |
0:313c9e399e12
|
210
|
InjectSeptet(Buffer,F,4);
|
| Wimpie |
0:313c9e399e12
|
211
|
|
| Wimpie |
0:313c9e399e12
|
212
|
OperatingHoursRelais1=Buffer[F+1] << 8 | Buffer[F];
|
| Wimpie |
0:313c9e399e12
|
213
|
OperatingHoursRelais2=Buffer[F+3] << 8| Buffer[F+2];
|
| Wimpie |
0:313c9e399e12
|
214
|
|
| Wimpie |
0:313c9e399e12
|
215
|
///******************* End of frames ****************
|
| Wimpie |
0:313c9e399e12
|
216
|
|
| Wimpie |
3:5ae3c983f241
|
217
|
if (Sensor1_temp>Sensor1_temp_max)
|
| Wimpie |
3:5ae3c983f241
|
218
|
Sensor1_temp_max=Sensor1_temp;
|
| Wimpie |
3:5ae3c983f241
|
219
|
if (Sensor2_temp>Sensor2_temp_max)
|
| Wimpie |
3:5ae3c983f241
|
220
|
Sensor2_temp_max=Sensor2_temp;
|
| Wimpie |
3:5ae3c983f241
|
221
|
if (Sensor3_temp>Sensor3_temp_max)
|
| Wimpie |
3:5ae3c983f241
|
222
|
Sensor3_temp_max=Sensor3_temp;
|
| Wimpie |
3:5ae3c983f241
|
223
|
if (Sensor4_temp>Sensor4_temp_max)
|
| Wimpie |
3:5ae3c983f241
|
224
|
Sensor4_temp_max=Sensor4_temp;
|
| Wimpie |
3:5ae3c983f241
|
225
|
|
| Wimpie |
0:313c9e399e12
|
226
|
#if DEBUG
|
| Wimpie |
0:313c9e399e12
|
227
|
|
| Wimpie |
0:313c9e399e12
|
228
|
pc_VBus.traceOut("\r\nSensor 1 %f", Sensor1_temp);
|
| Wimpie |
0:313c9e399e12
|
229
|
pc_VBus.traceOut("\r\nSensor 2 %f", Sensor2_temp);
|
| Wimpie |
0:313c9e399e12
|
230
|
pc_VBus.traceOut("\r\nSensor 3 %f", Sensor3_temp);
|
| Wimpie |
0:313c9e399e12
|
231
|
pc_VBus.traceOut("\r\nSensor 4 %f", Sensor4_temp);
|
| Wimpie |
0:313c9e399e12
|
232
|
pc_VBus.traceOut("\r\nPumpSpeed1 %i", PumpSpeed1);
|
| Wimpie |
0:313c9e399e12
|
233
|
pc_VBus.traceOut("\r\nPumpSpeed2 %i", PumpSpeed2);
|
| Wimpie |
0:313c9e399e12
|
234
|
pc_VBus.traceOut("\r\nRelaismask %i", RelaisMask);
|
| Wimpie |
0:313c9e399e12
|
235
|
pc_VBus.traceOut("\r\nErrorMask %i", ErrorMask);
|
| Wimpie |
0:313c9e399e12
|
236
|
pc_VBus.traceOut("\r\nSystemTime %i", SystemTime);
|
| Wimpie |
0:313c9e399e12
|
237
|
pc_VBus.traceOut("\r\nSystem %i", System);
|
| Wimpie |
0:313c9e399e12
|
238
|
pc_VBus.traceOut("\r\nOptionPostPulse %i", OptionPostPulse);
|
| Wimpie |
0:313c9e399e12
|
239
|
pc_VBus.traceOut("\r\nOptionThermostat %i", OptionThermostat);
|
| Wimpie |
0:313c9e399e12
|
240
|
pc_VBus.traceOut("\r\nOptionWMZ %i", OptionWMZ);
|
| Wimpie |
0:313c9e399e12
|
241
|
pc_VBus.traceOut("\r\nOperatingHoursRelais1 %i", OperatingHoursRelais1);
|
| Wimpie |
0:313c9e399e12
|
242
|
pc_VBus.traceOut("\r\nOperatingHoursRelais2 %i", OperatingHoursRelais2);
|
| Wimpie |
0:313c9e399e12
|
243
|
|
| Wimpie |
0:313c9e399e12
|
244
|
#endif
|
| Wimpie |
0:313c9e399e12
|
245
|
}
|
| Wimpie |
0:313c9e399e12
|
246
|
}
|
| Wimpie |
0:313c9e399e12
|
247
|
|
| Wimpie |
0:313c9e399e12
|
248
|
return !quit;
|
| Wimpie |
0:313c9e399e12
|
249
|
}
|
| Wimpie |
0:313c9e399e12
|
250
|
|
| Wimpie |
3:5ae3c983f241
|
251
|
void VBus::SaveToSDcard(char* datetime, char* date,char* dayfn) {
|
| Wimpie |
3:5ae3c983f241
|
252
|
#if DEBUG
|
| Wimpie |
3:5ae3c983f241
|
253
|
pc_VBus.traceOut("save ULX code=%i\r\n",code);
|
| Wimpie |
3:5ae3c983f241
|
254
|
#endif
|
| Wimpie |
3:5ae3c983f241
|
255
|
|
| Wimpie |
3:5ae3c983f241
|
256
|
char fn[16];
|
| Wimpie |
3:5ae3c983f241
|
257
|
strcpy(fn,"/sd/vb");
|
| Wimpie |
3:5ae3c983f241
|
258
|
strcat(fn,dayfn);
|
| Wimpie |
3:5ae3c983f241
|
259
|
strcat(fn,".js");
|
| Wimpie |
3:5ae3c983f241
|
260
|
|
| Wimpie |
3:5ae3c983f241
|
261
|
//****************
|
| Wimpie |
3:5ae3c983f241
|
262
|
// vbyymmdd.js
|
| Wimpie |
3:5ae3c983f241
|
263
|
//
|
| Wimpie |
3:5ae3c983f241
|
264
|
// detailed dayinfo , each 5 minutes
|
| Wimpie |
3:5ae3c983f241
|
265
|
//
|
| Wimpie |
3:5ae3c983f241
|
266
|
// vb[i++]="dd.mm.yy hh:mm:ss|v1;v2;v3;v4;v5;v6;v7;...
|
| Wimpie |
3:5ae3c983f241
|
267
|
//
|
| Wimpie |
3:5ae3c983f241
|
268
|
//****************
|
| Wimpie |
3:5ae3c983f241
|
269
|
|
| Wimpie |
3:5ae3c983f241
|
270
|
fprintf(stderr,"vb[i++]=%c%s|%4.1f;%4.1f;%4.1f;%4.1f;%i;%i;%i;%i;%i;%i;%i;%i;%i;%i;%i%c\r\n", 34,datetime,
|
| Wimpie |
3:5ae3c983f241
|
271
|
Sensor1_temp, Sensor2_temp,Sensor3_temp, Sensor4_temp,
|
| Wimpie |
3:5ae3c983f241
|
272
|
PumpSpeed1,PumpSpeed2,
|
| Wimpie |
3:5ae3c983f241
|
273
|
RelaisMask,ErrorMask,SystemTime,System,OptionPostPulse,
|
| Wimpie |
3:5ae3c983f241
|
274
|
OptionThermostat, OptionWMZ, OperatingHoursRelais1,OperatingHoursRelais2,
|
| Wimpie |
3:5ae3c983f241
|
275
|
34);
|
| Wimpie |
3:5ae3c983f241
|
276
|
|
| Wimpie |
3:5ae3c983f241
|
277
|
if (_sdcard) {
|
| Wimpie |
3:5ae3c983f241
|
278
|
FILE *fp = fopen(fn, "a");
|
| Wimpie |
3:5ae3c983f241
|
279
|
if (fp) {
|
| Wimpie |
3:5ae3c983f241
|
280
|
fprintf(fp,"vb[i++]=%c%s|%4.1f;%4.1f;%4.1f;%4.1f;%i;%i;%i;%i;%i;%i;%i;%i;%i;%i;%i%c\r\n", 34,datetime,
|
| Wimpie |
3:5ae3c983f241
|
281
|
Sensor1_temp, Sensor2_temp,Sensor3_temp, Sensor4_temp,
|
| Wimpie |
3:5ae3c983f241
|
282
|
PumpSpeed1,PumpSpeed2,
|
| Wimpie |
3:5ae3c983f241
|
283
|
RelaisMask,ErrorMask,SystemTime,System,OptionPostPulse,
|
| Wimpie |
3:5ae3c983f241
|
284
|
OptionThermostat, OptionWMZ, OperatingHoursRelais1,OperatingHoursRelais2,
|
| Wimpie |
3:5ae3c983f241
|
285
|
34);
|
| Wimpie |
3:5ae3c983f241
|
286
|
|
| Wimpie |
3:5ae3c983f241
|
287
|
fclose(fp);
|
| Wimpie |
3:5ae3c983f241
|
288
|
}
|
| Wimpie |
3:5ae3c983f241
|
289
|
}
|
| Wimpie |
3:5ae3c983f241
|
290
|
}
|
| Wimpie |
3:5ae3c983f241
|
291
|
|
| Wimpie |
3:5ae3c983f241
|
292
|
void VBus::ClearMax() {
|
| Wimpie |
3:5ae3c983f241
|
293
|
Sensor1_temp_max=0.0;
|
| Wimpie |
3:5ae3c983f241
|
294
|
Sensor2_temp_max=0.0;
|
| Wimpie |
3:5ae3c983f241
|
295
|
Sensor3_temp_max=0.0;
|
| Wimpie |
3:5ae3c983f241
|
296
|
Sensor4_temp_max=0.0;
|
| Wimpie |
3:5ae3c983f241
|
297
|
}
|
| Wimpie |
3:5ae3c983f241
|
298
|
|
| Wimpie |
0:313c9e399e12
|
299
|
void VBus::make_Header (unsigned int DAdr,unsigned int SAdr,unsigned char Ver,unsigned int Cmd,unsigned char AFrames) {
|
| Wimpie |
0:313c9e399e12
|
300
|
unsigned char Buffer[10]={Sync,(uint8_t)DAdr,DAdr>>8,(uint8_t)SAdr,SAdr>>8,Ver,(uint8_t)Cmd,Cmd>>8,AFrames};
|
| Wimpie |
0:313c9e399e12
|
301
|
Buffer[9]=CalcCrc(Buffer,1,8);
|
| Wimpie |
0:313c9e399e12
|
302
|
// pc_VBus.traceOut("\r\nmake_Header\r\n");
|
| Wimpie |
0:313c9e399e12
|
303
|
for (unsigned bo=0;bo<=9;bo++) {
|
| Wimpie |
0:313c9e399e12
|
304
|
_Serial.putc(Buffer[bo]);
|
| Wimpie |
0:313c9e399e12
|
305
|
}
|
| Wimpie |
0:313c9e399e12
|
306
|
// pc_VBus.traceOut("\r\n");
|
| Wimpie |
0:313c9e399e12
|
307
|
}
|
| Wimpie |
0:313c9e399e12
|
308
|
|
| Wimpie |
0:313c9e399e12
|
309
|
static uint8_t CalcCrc(const unsigned char *Buffer, int Offset, int Length) {
|
| Wimpie |
0:313c9e399e12
|
310
|
static uint8_t Crc= 0x7F;
|
| Wimpie |
0:313c9e399e12
|
311
|
|
| Wimpie |
0:313c9e399e12
|
312
|
for (unsigned int i = 0; i < Length; i++) {
|
| Wimpie |
0:313c9e399e12
|
313
|
Crc = (Crc - Buffer [Offset + i]) & 0x7F;
|
| Wimpie |
0:313c9e399e12
|
314
|
}
|
| Wimpie |
0:313c9e399e12
|
315
|
return Crc;
|
| Wimpie |
0:313c9e399e12
|
316
|
}
|
| Wimpie |
0:313c9e399e12
|
317
|
|
| Wimpie |
0:313c9e399e12
|
318
|
float CalcTemp(char Byte1, char Byte2) {
|
| Wimpie |
0:313c9e399e12
|
319
|
int v;
|
| Wimpie |
0:313c9e399e12
|
320
|
v = Byte1 << 8 | Byte2;
|
| Wimpie |
3:5ae3c983f241
|
321
|
|
| Wimpie |
1:d37117275b0b
|
322
|
if (Byte1 == 0xFF) // negatief value
|
| Wimpie |
3:5ae3c983f241
|
323
|
v = v - 0x10000;
|
| Wimpie |
3:5ae3c983f241
|
324
|
|
| Wimpie |
0:313c9e399e12
|
325
|
if (v==SENSORNOTCONNECTED)
|
| Wimpie |
0:313c9e399e12
|
326
|
v=0;
|
| Wimpie |
0:313c9e399e12
|
327
|
return (float)((float) v * 0.1);
|
| Wimpie |
0:313c9e399e12
|
328
|
} |
Wim De Roeve