Added loger + update logic

AVCLan_mini/AVCLanDrv.cpp

@@ -570,8 +570,6 @@ void AVCLanDrv::printMessage(bool incoming)
 byte AVCLanDrv::getActionID(const AvcInCmdTable messageTable[], byte mtSize)
 //--------------------------------------------------------------------------------
 {
-  // Serial.print( "="); Serial.println( pgm_read_byte_near(&messageTable[msg].prefix[i]) );
-
   if ( ((slaveAddress != deviceAddress) && (slaveAddress != 0x0FFF))
        || (( dataSize < 8) || (dataSize > 10 )) ) {
     return ACT_NONE;

AVCLan_mini/AVCLanHonda.cpp

@@ -1,4 +1,5 @@
 //--------------------------------------------------------------------------------
+#include "limits.h"
 #include <EEPROM.h>
 #include "AVCLanDrv.h"
 #include "AVCLanHonda.h"
@@ -62,9 +63,9 @@ void AVCLanHonda::begin()
   bShowHondaDisp = false;
   isHondaDisLast = false;
   bShowRearCam =  false;
+  bFirstStart_20 = true;
 
   setWaitTime( 0L );
-  setLockTime( 0L );
 
   // timer1 setup, prescaler factor - 1024
   TCCR1A = 0;       // normal mode
@@ -86,14 +87,14 @@ void AVCLanHonda::setWaitTime( const unsigned long mTime )
   }
 }
 
-//--------------------------------------------------------------------------------
+////--------------------------------------------------------------------------------
-void AVCLanHonda::setLockTime( const unsigned long mTime )
+//void AVCLanHonda::setLockTime( const unsigned long mTime )
-//--------------------------------------------------------------------------------
+////--------------------------------------------------------------------------------
-{
+//{
-  lockTime = mTime;
+//  lockTime = mTime;
-  bLock = true;
+//  bLock = true;
-  setWaitTime(0L);
+//  setWaitTime(0L);
-}
+//}
 
 // Use the last received message to determine the corresponding action ID, store it in avclan object
 //--------------------------------------------------------------------------------
@@ -105,24 +106,26 @@ void AVCLanHonda::getActionID()
 
 // process action
 //--------------------------------------------------------------------------------
-void AVCLanHonda::processAction(AvcActionID ActionID)
+void AVCLanHonda::processAction( AvcActionID ActionID )
 //--------------------------------------------------------------------------------
 {
-  if ( (20000 > millis()) && (ACT_CAM_ON == ActionID) ) {
+  if ( bFirstStart_20 && (20000 > millis()) && (ACT_CAM_ON == ActionID) ) {
     bShowRearCam = true;
     isHondaDisLast = false;
     bShowHondaDisp = true;
-    printAvcAction(ActionID);
     return;
   }
 
+  if ( bFirstStart_20 && (20000 < millis()) ) bFirstStart_20 = false;
+
   switch ( ActionID ) {
     case ACT_BUTTON_PRESS:
       {
-        printAvcAction(ActionID);
+        if ( !bShowRearCam || !isWait() )
-        if ( !bShowRearCam || !isWait() || !isLockTime() )
         {
+          if ( ULONG_MAX > (millis() + BUTT_WAIT) )
             setWaitTime( (unsigned long)((millis() + BUTT_WAIT)) );
+          else setWaitTime( BUTT_WAIT );
         }
       }
       break;
@@ -130,23 +133,25 @@ void AVCLanHonda::processAction(AvcActionID ActionID)
       bShowRearCam = true;
       isHondaDisLast = isShowHondaDisp();
       bShowHondaDisp = true;
-      printAvcAction(ActionID);
+      setWaitTime(0L);
-      setLockTime( (unsigned long)(millis() + LOCK_TIME) );
+      //      setLockTime( (unsigned long)(millis() + LOCK_TIME) );
       break;
     case ACT_DISP_OFF:
       if ( !bShowRearCam )
       {
         bShowHondaDisp = false;
         isHondaDisLast = false;
-        printAvcAction(ActionID);
+        setWaitTime(0L);
-        setLockTime( (unsigned long)(millis() + LOCK_TIME) );
+        //        printAvcAction(ActionID);
+        //        setLockTime( (unsigned long)(millis() + LOCK_TIME) );
       }
       break;
     case ACT_CAM_OFF:
       bShowRearCam = false;
       bShowHondaDisp = isHondaDisLast;
-      printAvcAction(ActionID);
+      setWaitTime(0L);
-      setLockTime( (unsigned long)(millis() + LOCK_TIME) );
+      //      printAvcAction(ActionID);
+      //      setLockTime( (unsigned long)(millis() + LOCK_TIME) );
       break;
   }
 };
@@ -171,8 +176,7 @@ bool AVCLanHonda::getCommute()
 void AVCLanHonda::tryToShowHondaDisp()
 //--------------------------------------------------------------------------------
 {
-  bWait = false;
+  //  if ( isLockTime() ) return;
-  if ( isLockTime() ) return;
   bShowHondaDisp = true;
 }
 
@@ -184,15 +188,15 @@ void AVCLanHonda::falseHondaDis()
   isHondaDisLast = false;
 }
 
-//--------------------------------------------------------------------------------
+////--------------------------------------------------------------------------------
-bool AVCLanHonda::isLockTime()
+//bool AVCLanHonda::isLockTime()
-//--------------------------------------------------------------------------------
+////--------------------------------------------------------------------------------
-{
+//{
-  if ( bLock ) {
+//  if ( bLock ) {
-    bLock = ( getLockTime() > millis() );
+//    bLock = ( getLockTime() > millis() );
-  }
+//  }
-  return bLock;
+//  return bLock;
-}
+//}
 
 AVCLanHonda avclanHonda;
 

AVCLan_mini/AVCLanHonda.h

@@ -20,7 +20,7 @@
 #define DISABLE_TIMER1_INT (cbi(TIMSK1, TOIE1));
 #endif
 
-// адреса eeprom
+// Р°РТвЂ<EFBFBD>реса eeprom
 #define E_MASTER1       0
 #define E_MASTER2       1
 #define E_READONLY      2
@@ -66,9 +66,9 @@ class AVCLanHonda
     void setWaitTime( const unsigned long mTime );
     inline unsigned long getWaitTime() const;
 
-    void setLockTime( const unsigned long mTime );
+    //    void setLockTime( const unsigned long mTime );
-    inline unsigned long getLockTime() const;
+    //    inline unsigned long getLockTime() const;
-    bool isLockTime();
+    //    bool isLockTime();
 
 
     inline bool isWait() const;
@@ -80,10 +80,11 @@ class AVCLanHonda
     void checkLock();
     void falseHondaDis();
 
+    bool bFirstStart_20;
 
   private:
     unsigned long waitTime;
-    unsigned long lockTime;
+    //    unsigned long lockTime;
 
     bool bWait;
     bool bLock;
@@ -94,9 +95,9 @@ class AVCLanHonda
     bool isHondaDisLast;
 };
 
-unsigned long AVCLanHonda::getLockTime() const {
+//unsigned long AVCLanHonda::getLockTime() const {
-  return lockTime;
+//  return lockTime;
-}
+//}
 
 unsigned long AVCLanHonda::getWaitTime() const {
   return waitTime;

AVCLan_mini/AVCLan_mini.ino

@@ -42,14 +42,41 @@ void setup()
 void loop()
 //--------------------------------------------------------------------------------
 {
-  if ( avclanHonda.isShowRearCam() ) {
+
-    HONDA_DIS_ON;
+  if ( avclanHonda.bFirstStart_20 && (11500 > millis()) ) {
+    HONDA_DIS_ON;  // initalize
     return;
   }
 
+  if ( INPUT_IS_SET ) {
+    byte res = avclan.readMessage();
+    if ( !res ) {
+      avclanHonda.getActionID();
+      if ( avclan.actionID != ACT_NONE ) {
+        avclanHonda.processAction( (AvcActionID)avclan.actionID );
+      }
+    }
+  }
+
+
+  if ( avclanHonda.isWait() ) {
+    avclanHonda.checkWait();
+    if ( !avclanHonda.isWait() ) avclanHonda.tryToShowHondaDisp();
+  } else {
+    if ( avclanHonda.getCommute() ) {
+      HONDA_DIS_ON;
+    } else {
+      HONDA_DIS_OFF;
+    }
+  }
+
+
+  //-------------------------------
+
+  /*
+
     if ( !avclanHonda.isLockTime() )
     {
-
       if ( avclanHonda.isWait() ) {
         avclanHonda.checkWait();
         if (avclanHonda.isWait() == false)
@@ -89,6 +116,8 @@ void loop()
         HONDA_DIS_OFF;
       }
     }
+
+  */
 }
 
 //--------------------------------------------------------------------------------

AVC_LAN_logger/AVCLan_mini/AVCLanDrv.cpp

@@ -0,0 +1,578 @@
+#include "AVCLanDrv.h"
+#include "BuffSerial.h"
+
+// AVCLan driver & timer2 init,
+// char buff[80] = {0};
+//--------------------------------------------------------------------------------
+void AVCLanDrv::begin ()
+//--------------------------------------------------------------------------------
+{
+  // AVCLan TX+/TX- 	read line INPUT
+  cbi(DATAIN_DDR,  DATAIN);
+#ifdef AVCLAN_ST485
+  sbi(DATAIN_PORT, DATAIN);
+#else
+  cbi(DATAIN_PORT, DATAIN);
+#endif
+
+  // AVCLan TX+/TX-		write line OUTPUT
+#ifdef AVCLAN_RESISTOR
+  cbi(DATAOUT_DDR,  DATAOUT);
+  cbi(DATAOUT_PORT, DATAOUT);
+  cbi(ADCSRB, ACME);	// Analog Comparator Multiplexer Enable - NO
+  cbi(ACSR, ACIS1);	  // Analog Comparator Interrupt Mode Select
+  cbi(ACSR, ACIS0);   // Comparator Interrupt on Output Toggle
+  cbi(ACSR, ACD); 	  // Analog Comparator Disbale - NO
+#else
+#ifdef AVCLAN_ST485
+  sbi(DATAOUT_DDR,  DATAOUT);
+  sbi(OUTEN_DDR,  OUTEN);
+  AVC_OUT_DIS;
+  OUTPUT_SET_0;
+#else
+  //avclan driver on PCA82C250 & LM239N
+  sbi(DATAOUT_DDR,  DATAOUT);
+  AVC_OUT_DIS;
+  OUTPUT_SET_0;
+#endif
+#endif
+
+  // timer2 setup, prescaler factor - 8
+#if defined(__AVR_ATmega8__)
+  //  ASSR=0x00;
+  TCCR2 = 0x02;
+  //  TCNT2=0x00;
+  //  OCR2=0x00;
+#else   // ATMega168
+  //  ASSR=0x00;
+  //  TCCR2A=0x00;
+  TCCR2B = 0x02;
+  //  TCNT2=0x00;
+  //  OCR2A=0x00;
+  //  OCR2B=0x00;
+#endif
+  headAddress   = 0x0000;
+  deviceAddress = 0x0000;
+  //  event         = EV_NONE;
+  actionID      = ACT_NONE;
+}
+
+// Reads specified number of bits from the AVCLan.
+// nbBits (byte) -> Number of bits to read.
+// Return (word) -> Data value read.
+//--------------------------------------------------------------------------------
+word AVCLanDrv::readBits (byte nbBits)
+//--------------------------------------------------------------------------------
+{
+  word data  = 0;
+  _parityBit = 0;
+
+  while (nbBits-- > 0) {
+    // Insert new bit
+    data <<= 1;
+    // Wait until rising edge of new bit.
+    while (INPUT_IS_CLEAR) {
+      // Reset watchdog.
+      //wdt_reset();
+    }
+
+    // Reset timer to measure bit length.
+    TCNT2 = 0;
+    // Wait until falling edge.
+    while (INPUT_IS_SET);
+    // Compare half way between a '1' (20 us) and a '0' (32 us ): 32 - (32 - 20) /2 = 26 us
+    if (TCNT2 < AVC_BIT_0_HOLD_ON_MIN_LENGTH) {
+      // Set new bit.
+      data |= 0x0001;
+      // Adjust parity.
+      _parityBit = !_parityBit;
+    }
+  }
+  while (INPUT_IS_CLEAR && TCNT2 < AVC_NORMAL_BIT_LENGTH);
+
+  //  char buff[10] = {0};
+  //  sprintf(buff, "%x", data );
+  //  // bSDLog.logs( buff );
+  return data;
+}
+
+// Read incoming messages on the AVCLan.
+// Return 0 if success.
+//--------------------------------------------------------------------------------
+byte AVCLanDrv::_readMessage ()
+//--------------------------------------------------------------------------------
+{
+  uint8_t t = 0;
+  uint8_t oldSREG = SREG;
+  cli();             // disable interrupts
+
+  // Start bit.
+  while (INPUT_IS_CLEAR);
+  TCCR2B = 0x03;    // prescaler 32
+  TCNT2 = 0;
+  // Wait until falling edge.
+  while (INPUT_IS_SET) {
+    t = TCNT2;
+    if (t > 0xFF) {
+      TCCR2B = 0x02;    // prescaler 8
+      SREG = oldSREG;
+      return 1;
+    }
+  }
+  TCCR2B = 0x02;    // prescaler 8
+
+  if (t < AVC_START_BIT_HOLD_ON_MIN_LENGTH) {
+    //if (t < 0x16){
+    SREG = oldSREG;
+    return 2;
+  }
+
+  broadcast = readBits(1);
+
+  masterAddress = readBits(12);
+  bool p = _parityBit;
+  if (p != readBits(1)) {
+    SREG = oldSREG;
+    return 3;
+  }
+
+  slaveAddress = readBits(12);
+  p = _parityBit;
+  if (p != readBits(1)) {
+    SREG = oldSREG;
+    return 4;
+  }
+
+  bool forMe = ( slaveAddress == deviceAddress );
+
+  if (forMe) {
+    // Send ACK.
+    AVC_OUT_EN;
+    send1BitWord(0);
+    AVC_OUT_DIS;
+  } else {
+    readBits(1);
+  }
+
+  // Control
+  readBits(4);
+  p = _parityBit;
+  if (p != readBits(1)) {
+    SREG = oldSREG;
+    return 5;
+  }
+
+  if (forMe) {
+    // Send ACK.
+    AVC_OUT_EN;
+    send1BitWord(0);
+    AVC_OUT_DIS;
+  } else {
+    readBits(1);
+  }
+
+  dataSize = readBits(8);
+  p = _parityBit;
+  if (p != readBits(1)) {
+    SREG = oldSREG;
+    return 6;
+  }
+
+  if (forMe) {
+    // Send ACK.
+    AVC_OUT_EN;
+    send1BitWord(0);
+    AVC_OUT_DIS;
+  } else {
+    readBits(1);
+  }
+  if (dataSize > AVC_MAXMSGLEN) {
+    SREG = oldSREG;
+    return 7;
+  }
+  byte i;
+  for (i = 0; i < dataSize; i++ ) {
+    message[i] = readBits(8);
+    p = _parityBit;
+    if (p != readBits(1)) {
+      SREG = oldSREG;
+      return 8;
+    }
+
+    if (forMe) {
+      // Send ACK.
+      AVC_OUT_EN;
+      send1BitWord(0);
+      AVC_OUT_DIS;
+    } else {
+      readBits(1);
+    }
+  }
+  SREG = oldSREG;
+  return 0;
+}
+
+// Read incoming messages on the AVCLan, log message through serial port
+// Return true if success.
+//--------------------------------------------------------------------------------
+byte AVCLanDrv::readMessage ()
+//--------------------------------------------------------------------------------
+{
+  byte res = avclan._readMessage();
+  if (res)
+  {
+    while (!avclan.isAvcBusFree());
+  }
+  return res;
+}
+
+// Send a start bit to the AVCLan
+////--------------------------------------------------------------------------------
+//void AVCLanDrv::sendStartBit ()
+////--------------------------------------------------------------------------------
+//{
+//  // Reset timer to measure bit length.
+//  TCCR2B = 0x03;    // prescaler 32
+//  TCNT2 = 0;
+//  OUTPUT_SET_1;
+//
+//  // Pulse level high duration.
+//  while ( TCNT2 < AVC_START_BIT_HOLD_ON_LENGTH );
+//  OUTPUT_SET_0;
+//
+//  // Pulse level low duration until ~185 us.
+//  while ( TCNT2 < AVC_START_BIT_LENGTH );
+//  TCCR2B = 0x02;    // prescaler 8
+//
+//}
+
+// Send a 1 bit word to the AVCLan
+//--------------------------------------------------------------------------------
+void AVCLanDrv::send1BitWord (bool data)
+//--------------------------------------------------------------------------------
+{
+  // Reset timer to measure bit length.
+  TCNT2 = 0;
+  OUTPUT_SET_1;
+
+  if (data) {
+    while (TCNT2 < AVC_BIT_1_HOLD_ON_LENGTH);
+  } else {
+    while (TCNT2 < AVC_BIT_0_HOLD_ON_LENGTH);
+  }
+
+  OUTPUT_SET_0;
+  while (TCNT2 <  AVC_NORMAL_BIT_LENGTH);
+}
+
+//// Send a 4 bit word to the AVCLan
+////--------------------------------------------------------------------------------
+//void AVCLanDrv::send4BitWord (byte data)
+////--------------------------------------------------------------------------------
+//{
+//  _parityBit = 0;
+//
+//  // Most significant bit out first.
+//  for ( char nbBits = 0; nbBits < 4; nbBits++ ) {
+//    // Reset timer to measure bit length.
+//    TCNT2 = 2;
+//    OUTPUT_SET_1;
+//
+//    if (data & 0x8) {
+//      // Adjust parity.
+//      _parityBit = ! _parityBit;
+//      while ( TCNT2 < AVC_BIT_1_HOLD_ON_LENGTH );
+//    } else {
+//      while ( TCNT2 < AVC_BIT_0_HOLD_ON_LENGTH );
+//    }
+//
+//    OUTPUT_SET_0;
+//    // Hold output low until end of bit.
+//    while ( TCNT2 < AVC_NORMAL_BIT_LENGTH );
+//
+//    // Fetch next bit.
+//    data <<= 1;
+//  }
+//}
+//
+//// Send a 8 bit word to the AVCLan
+////--------------------------------------------------------------------------------
+//void AVCLanDrv::send8BitWord (byte data)
+////--------------------------------------------------------------------------------
+//{
+//  _parityBit = 0;
+//
+//  // Most significant bit out first.
+//  for ( char nbBits = 0; nbBits < 8; nbBits++ ) {
+//    // Reset timer to measure bit length.
+//    TCNT2 = 2;
+//    OUTPUT_SET_1;
+//
+//    if (data & 0x80) {
+//      // Adjust parity.
+//      _parityBit = ! _parityBit;
+//      while ( TCNT2 < AVC_BIT_1_HOLD_ON_LENGTH );
+//    } else {
+//      while ( TCNT2 < AVC_BIT_0_HOLD_ON_LENGTH );
+//    }
+//
+//    OUTPUT_SET_0;
+//    // Hold output low until end of bit.
+//    while ( TCNT2 < AVC_NORMAL_BIT_LENGTH );
+//
+//    // Fetch next bit.
+//    data <<= 1;
+//  }
+//}
+//
+//// Send a 12 bit word to the AVCLan
+////--------------------------------------------------------------------------------
+//void AVCLanDrv::send12BitWord (word data)
+////--------------------------------------------------------------------------------
+//{
+//  _parityBit = 0;
+//
+//  // Most significant bit out first.
+//  for ( char nbBits = 0; nbBits < 12; nbBits++ ) {
+//    // Reset timer to measure bit length.
+//    TCNT2 = 2;
+//    OUTPUT_SET_1;
+//
+//    if (data & 0x0800) {
+//      // Adjust parity.
+//      _parityBit = ! _parityBit;
+//      while ( TCNT2 < AVC_BIT_1_HOLD_ON_LENGTH );
+//    } else {
+//      while ( TCNT2 < AVC_BIT_0_HOLD_ON_LENGTH );
+//    }
+//
+//    OUTPUT_SET_0;
+//    // Hold output low until end of bit.
+//    while ( TCNT2 < AVC_NORMAL_BIT_LENGTH );
+//
+//    // Fetch next bit.
+//    data <<= 1;
+//  }
+//}
+
+//  determine whether the bus is free (no tx/rx).
+//  return TRUE is bus is free.
+//--------------------------------------------------------------------------------
+bool AVCLanDrv::isAvcBusFree (void)
+//--------------------------------------------------------------------------------
+{
+  // Reset timer.
+  TCNT2 = 0;
+
+  while (INPUT_IS_CLEAR) {
+    // We assume the bus is free if anything happens for the length of 1 bit.
+    if (TCNT2 > AVC_NORMAL_BIT_LENGTH) {
+      return true;
+    }
+  }
+
+  return false;
+}
+
+//// reads the acknowledge bit the AVCLan
+//// return TRUE if ack detected else FALSE.
+////--------------------------------------------------------------------------------
+//bool AVCLanDrv::readAcknowledge (void)
+////--------------------------------------------------------------------------------
+//{
+//  // The acknowledge pattern is very tricky: the sender shall drive the bus for the equivalent
+//  // of a bit '1' (20 us) then release the bus and listen. At this point the target shall have
+//  // taken over the bus maintaining the pulse until the equivalent of a bit '0' (32 us) is formed.
+//
+//  // Reset timer to measure bit length.
+//  TCNT2 = 0;
+//  OUTPUT_SET_1;
+//
+//  // Generate bit '0'.
+//  while (TCNT2 < AVC_BIT_1_HOLD_ON_LENGTH);
+//  OUTPUT_SET_0;
+//
+//  AVC_OUT_DIS;
+//
+//  while (TCNT2 < AVC_BIT_1_HOLD_ON_LENGTH + AVC_1U_LENGTH);
+//  // Measure final resulting bit.
+//  while ( INPUT_IS_SET );
+//
+//  // Sample half-way through bit '0' (26 us) to detect whether the target is acknowledging.
+//  if (TCNT2 > AVC_BIT_0_HOLD_ON_MIN_LENGTH) {
+//    // Slave is acknowledging (ack = 0). Wait until end of ack bit.
+//    while (INPUT_IS_SET );
+//    AVC_OUT_EN;
+//    return true;
+//  }
+//
+//  // No sign of life on the bus.
+//  return false;
+//}
+//
+//// sends ack bit if I am broadcasting otherwise wait and return received ack bit.
+//// return FALSE if ack bit not detected.
+////--------------------------------------------------------------------------------
+//bool AVCLanDrv::handleAcknowledge (void)
+////--------------------------------------------------------------------------------
+//{
+//  if (broadcast == AVC_MSG_BROADCAST) {
+//    // Acknowledge.
+//    send1BitWord(0);
+//    return true;
+//  }
+//
+//  // Return acknowledge bit.
+//  return readAcknowledge();
+//}
+//
+//// sends the message in global registers on the AVC LAN bus.
+//// return 0 if successful else error code
+////--------------------------------------------------------------------------------
+//byte AVCLanDrv::_sendMessage (void)
+////--------------------------------------------------------------------------------
+//{
+//  uint8_t oldSREG = SREG;
+//  cli();             // disable interrupts
+//  while (!isAvcBusFree());
+//
+//  AVC_OUT_EN;
+//
+//  // Send start bit.
+//  sendStartBit();
+//
+//  // Broadcast bit.
+//  send1BitWord(broadcast);
+//
+//  // Master address = me.
+//  send12BitWord(masterAddress);
+//  send1BitWord(_parityBit);
+//
+//  // Slave address = head unit (HU).
+//  send12BitWord(slaveAddress);
+//  send1BitWord(_parityBit);
+//  if (!handleAcknowledge()) {
+//    AVC_OUT_DIS;
+//    SREG = oldSREG;
+//    return 1;
+//  }
+//
+//  // Control flag + parity.
+//  send4BitWord(AVC_CONTROL_FLAGS);
+//  send1BitWord(_parityBit);
+//  if (!handleAcknowledge()) {
+//    AVC_OUT_DIS;
+//    SREG = oldSREG;
+//    return 2;
+//  }
+//
+//  // Data length + parity.
+//  send8BitWord(dataSize);
+//  send1BitWord(_parityBit);
+//  if (!handleAcknowledge()) {
+//    AVC_OUT_DIS;
+//    SREG = oldSREG;
+//    return 3;
+//  }
+//
+//  for (byte i = 0; i < dataSize; i++) {
+//    send8BitWord(message[i]);
+//    send1BitWord(_parityBit);
+//    if (!handleAcknowledge()) {
+//      AVC_OUT_DIS;
+//      SREG = oldSREG;
+//      return false;
+//    }
+//  }
+//  AVC_OUT_DIS;
+//  SREG = oldSREG;
+//  return 0;
+//}
+//
+// sends the message in global registers on the AVC LAN bus, log message through serial port
+// return 0 if successful else error code
+////--------------------------------------------------------------------------------
+//byte AVCLanDrv::sendMessage (void)
+////--------------------------------------------------------------------------------
+//{
+//  byte sc = MAXSENDATTEMP;
+//  byte res;
+//  do {
+//    res = avclan._sendMessage();
+//    if (!res) {
+//      avclan.printMessage(false);
+//    } else {
+//      //      bSerial.print("W");
+//      //      bSerial.printHex4(res);
+//      //      bSerial.println();
+//      while (!avclan.isAvcBusFree());
+//    }
+//    sc--;
+//  } while (sc && res);
+//  return res;
+//}
+//
+// sends the message for given mesage ID on the AVC LAN bus, log message through serial port
+// return 0 if successful else error code
+////--------------------------------------------------------------------------------
+//byte AVCLanDrv::sendMessage (const AvcOutMessage *msg)
+////--------------------------------------------------------------------------------
+//{
+//  loadMessage(msg);
+//  return sendMessage();
+//}
+
+// print message to serial port
+//--------------------------------------------------------------------------------
+void AVCLanDrv::printMessage(bool incoming)
+//--------------------------------------------------------------------------------
+{
+  if (incoming) {
+    bSerial.print("< ");
+  } else {
+    bSerial.print("> ");
+  }
+  if (broadcast == AVC_MSG_BROADCAST) {
+    bSerial.print("b ");
+  } else {
+    bSerial.print("d ");
+  }
+  bSerial.printHex4(masterAddress >> 8);
+  bSerial.printHex8(masterAddress);
+  bSerial.print(" ");
+
+  bSerial.printHex4(slaveAddress >> 8);
+  bSerial.printHex8(slaveAddress);
+  bSerial.print(" ");
+  bSerial.printHex8(dataSize);
+
+  for (byte i = 0; i < dataSize; i++) {
+    bSerial.printHex8(message[i]);
+  }
+  bSerial.println();
+}
+
+
+// Loads message data for given mesage ID.
+////--------------------------------------------------------------------------------
+//void AVCLanDrv::loadMessage(const AvcOutMessage *msg)
+////--------------------------------------------------------------------------------
+//{
+//  broadcast = pgm_read_byte_near(&msg->broadcast);
+//  masterAddress = deviceAddress;
+//
+//  if (broadcast == AVC_MSG_BROADCAST)
+//    slaveAddress = 0x01FF;
+//  else
+//    slaveAddress = headAddress;
+//
+//  dataSize = pgm_read_byte_near( &msg->dataSize );
+//
+//  for (byte i = 0; i < dataSize; i++ ) {
+//    message[i] = pgm_read_byte_near( &msg->data[i] );
+//  }
+//}
+
+AVCLanDrv avclan;
+
+

AVC_LAN_logger/AVCLan_mini/AVCLanDrv.h

@@ -0,0 +1,143 @@
+/*
+  AVCLanDrv.h - AVCLan Library for 'duino / Wiring
+  Created by Kochetkov Aleksey, 04.08.2010
+  Version 0.3.1
+*/
+
+#ifndef AVCLanDrv_h
+#define AVCLanDrv_h
+
+#include "Arduino.h"
+#include "config.h"
+
+#define AVCLANDRV_VERSION "0.3.1"
+
+
+#ifdef AVCLAN_RESISTOR
+// avclan driver on resistor
+#define INPUT_IS_SET   (ACSR & _BV(ACO))
+#define INPUT_IS_CLEAR (!(ACSR & _BV(ACO)))
+#define OUTPUT_SET_1   sbi(PORTD, DATAOUT);
+#define OUTPUT_SET_0   cbi(PORTD, DATAOUT);
+#define AVC_OUT_EN     sbi(PORTD, DATAOUT); sbi(DDRD, DATAOUT);  sbi(DDRD, DATAIN); sbi(ACSR, ACD);
+#define AVC_OUT_DIS    cbi(PORTD, DATAOUT); cbi(DDRD, DATAOUT);  cbi(DDRD, DATAIN); cbi(ACSR, ACD);
+#else
+#ifdef AVCLAN_ST485
+// avclan driver on ST485
+#define INPUT_IS_SET   (bit_is_clear(DATAIN_PIN, DATAIN))
+#define INPUT_IS_CLEAR (bit_is_set(DATAIN_PIN, DATAIN))
+#define OUTPUT_SET_1   (cbi(DATAOUT_PORT, DATAOUT));
+#define OUTPUT_SET_0   (sbi(DATAOUT_PORT, DATAOUT));
+#define AVC_OUT_EN     (sbi(OUTEN_PORT, OUTEN));;
+#define AVC_OUT_DIS    (cbi(OUTEN_PORT, OUTEN));;
+#else
+//avclan driver on PCA82C250 & LM239N
+#define INPUT_IS_SET   (bit_is_set(DATAIN_PIN, DATAIN))
+#define INPUT_IS_CLEAR (bit_is_clear(DATAIN_PIN, DATAIN))
+#define OUTPUT_SET_1   (cbi(DATAOUT_PORT, DATAOUT));
+#define OUTPUT_SET_0   (sbi(DATAOUT_PORT, DATAOUT));
+#define AVC_OUT_EN;
+#define AVC_OUT_DIS;
+#endif
+#endif
+
+#define AVC_NORMAL_BIT_LENGTH             0x4A  // 37 * (F_CPU / 1000000L / 8)
+#define AVC_BIT_1_HOLD_ON_LENGTH          0x28  // 20 uS * (F_CPU / 1000000L / 8)
+#define AVC_BIT_0_HOLD_ON_LENGTH          0x40  // 32 uS * (F_CPU / 1000000L / 8)
+//#define AVC_BIT_0_HOLD_ON_MIN_LENGTH    0x34  // 26 uS * (F_CPU / 1000000L / 8)    Compare half way between a '1' (20 us) and a '0' (32 us ): 32 - (32 - 20) /2 = 26 us
+#define AVC_BIT_0_HOLD_ON_MIN_LENGTH      0x3C  // 30 uS * (F_CPU / 1000000L / 8)    Compare half way between a '1' (20 us) and a '0' (32 us ): 32 - (32 - 20) /2 = 26 us
+#define AVC_START_BIT_LENGTH              0x5D  // 186 uS  * (F_CPU / 1000000L / 32) ,  prescaler 32
+#define AVC_START_BIT_HOLD_ON_LENGTH      0x54  // 168 uS * (F_CPU / 1000000L / 32)    prescaler 32
+#define AVC_START_BIT_HOLD_ON_MIN_LENGTH  0x16  // 44 uS * (F_CPU / 1000000L / 32)      grater that AVC_NORMAL_BIT_LENGTH,  prescaler 32
+#define AVC_1U_LENGTH                     0x02  // 1 uS * (F_CPU / 1000000L / 8)
+
+#define AVC_MAXMSGLEN      32
+#define AVC_CONTROL_FLAGS  0xF
+
+typedef enum
+{ // No this is not a mistake, broadcast = 0!
+  AVC_MSG_DIRECT    = 1,
+  AVC_MSG_BROADCAST = 0
+} AvcTransmissionMode;
+
+#define ACT_NONE 0  // no action
+//#define EV_NONE	 0	// no event
+
+//typedef struct
+//{
+//  byte  actionID;           // Action id
+//  byte  dataSize;           // message size (bytes)
+//  byte  prefixSize;          // prefix size
+//  byte  prefix[6];          // prefix command (const value)
+//  byte  commandSize;         // prefix size
+//  byte  command[4];            // message
+//} AvcInMessageTable;
+
+typedef struct
+{
+  byte  actionID;        // Action id
+  byte  dataSize;        // message size (bytes)
+  byte  command;         // message
+} AvcInCmdTable;
+
+//typedef struct
+//{
+//  byte	actionID;           // Action id
+//  byte	dataSize;           // message size (bytes)
+//  byte	data[14];           // message
+//  word	mask;				// mask, set bit = 1 in not checked position (1<<5 or _BV(5) - datap[5] not checked)
+//} AvcInMaskedMessageTable;
+
+//typedef struct
+//{
+//  AvcTransmissionMode broadcast;          // Transmission mode: normal (1) or broadcast (0).
+//  byte                dataSize;           // message size (bytes)
+//  byte                data[14];           // message
+//} AvcOutMessage;
+
+#ifndef cbi
+#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
+#endif
+#ifndef sbi
+#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
+#endif
+
+class AVCLanDrv {
+  public:
+    bool  broadcast;
+    word  masterAddress;
+    word  slaveAddress;
+    word  deviceAddress;
+    word  headAddress;
+    byte  dataSize;
+    byte  message[AVC_MAXMSGLEN];
+    //    byte  event;
+    byte  actionID;
+    bool  readonly;
+
+    void  begin ();
+    byte  readMessage (void);
+    //    byte  sendMessage (void);
+    //    byte  sendMessage (const AvcOutMessage*);
+    void  printMessage (bool incoming);
+    bool  isAvcBusFree (void);
+    //    byte	getActionID (const AvcInMaskedMessageTable messageTable[], byte mtSize);
+    //    void  loadMessage (const AvcOutMessage*);
+  private:
+    bool  _parityBit;
+    word  readBits (byte nbBits);
+    byte  _readMessage (void);
+    //    byte  _sendMessage (void);
+    //    void  sendStartBit (void);
+    void  send1BitWord (bool data);
+    //    void  send4BitWord (byte data);
+    //    void  send8BitWord (byte data);
+    //    void  send12BitWord (word data);
+    //    bool  readAcknowledge (void);
+    //    bool  handleAcknowledge (void);
+};
+
+extern AVCLanDrv avclan;
+#endif
+
+

AVC_LAN_logger/AVCLan_mini/AVCLan_mini.ino

@@ -0,0 +1,62 @@
+
+//--------------------------------------------------------------------------------
+#include "AVCLanDrv.h"
+#include "BuffSerial.h"
+#include "config.h"
+//--------------------------------------------------------------------------------
+
+//--------------------------------------------------------------------------------
+#define LED_ON   sbi(LED_PORT, LED_OUT);
+#define LED_OFF   cbi(LED_PORT, LED_OUT);
+
+#define HONDA_DIS_ON   sbi(LED_PORT, COMMUT_OUT);
+#define HONDA_DIS_OFF  cbi(LED_PORT, COMMUT_OUT);
+
+//--------------------------------------------------------------------------------
+void setup()
+//--------------------------------------------------------------------------------
+{
+  sbi(LED_DDR,  COMMUT_OUT);
+  cbi(LED_PORT, COMMUT_OUT);
+
+  bSerial.begin(250000);
+  avclan.begin();
+}
+
+//--------------------------------------------------------------------------------
+void loop()
+//--------------------------------------------------------------------------------
+{
+  if (INPUT_IS_SET) {
+    byte res = avclan.readMessage();
+    if (!res) {
+      avclan.printMessage(true);
+    } else {
+      bSerial.print("!");
+      bSerial.printHex4(res);
+      bSerial.println();
+      while (!avclan.isAvcBusFree());
+    }
+  }
+}
+
+////--------------------------------------------------------------------------------
+//void EERPOM_read_config()
+////--------------------------------------------------------------------------------
+//{
+//  if (EEPROM.read(E_INIT) != 'T')
+//  {
+//    EEPROM.write(E_MASTER1, 0x01);
+//    EEPROM.write(E_MASTER2, 0x31);
+//    EEPROM.write(E_READONLY, 0);
+//    EEPROM.write(E_INIT, 'T');
+//  }
+//  else
+//  {
+//    avclan.headAddress = (EEPROM.read(E_MASTER1) << 8) + EEPROM.read(E_MASTER2);
+//    avclan.readonly    =  EEPROM.read(E_READONLY);
+//  }
+//}
+
+
+

AVC_LAN_logger/AVCLan_mini/BuffSerial.cpp

@@ -0,0 +1,163 @@
+/*
+  BuffSerial.cpp v.01 - serial with transmit buffer library for Wiring
+  Created by Kochetkov Aleksey, 03.07.2009
+*/
+#include <stdio.h>
+
+#include "BuffSerial.h"
+
+// serial init
+void BuffSerial::begin(long speed) {
+#if defined(__AVR_ATmega8__)
+  UCSRB = _BV(RXCIE) | _BV(RXEN) | _BV(TXCIE) | _BV(TXEN);   // enable rx, tx inerrputs
+  UBRRH = ((F_CPU / 16 + speed / 2) / speed - 1) >> 8;       // usart speed
+  UBRRL = ((F_CPU / 16 + speed / 2) / speed - 1);
+#else
+  UCSR0B = (_BV(RXCIE0) | _BV(RXEN0) | _BV(TXCIE0) | _BV(TXEN0));  // enable rx, tx inerrputs
+  UBRR0H = ((F_CPU / 16 + speed / 2) / speed - 1) >> 8;            // usart speed
+  UBRR0L = ((F_CPU / 16 + speed / 2) / speed - 1);
+#endif
+  rxBegin = rxEnd = 0;
+  txBegin = txEnd = txOverflow = 0;
+  txFull  = 0;
+}
+
+//USART Rx Complete
+#if defined(__AVR_ATmega8__)
+SIGNAL(SIG_UART_RECV)
+#else
+SIGNAL(USART_RX_vect)
+#endif
+{
+#if defined(__AVR_ATmega8__)
+  bSerial.rxBuffer[bSerial.rxEnd] = UDR;
+#else
+  bSerial.rxBuffer[bSerial.rxEnd] = UDR0;
+#endif
+  if (bSerial.rxEnd < RX_BUFF_SIZE) bSerial.rxEnd++;
+}
+
+//USART Tx Complete
+#if defined(__AVR_ATmega8__)
+SIGNAL(SIG_UART_TRANS)
+#else
+SIGNAL(USART_TX_vect)
+#endif
+{
+  if (bSerial.txEnd != bSerial.txBegin || bSerial.txFull != 0) {
+#if defined(__AVR_ATmega8__)
+    UDR  = bSerial.txBuffer[bSerial.txBegin];  // Send buffer
+#else
+    UDR0 = bSerial.txBuffer[bSerial.txBegin];  // Send buffer
+#endif
+    bSerial.txFull = 0;
+    bSerial.txBegin++;
+    if (bSerial.txBegin == TX_BUFF_SIZE) bSerial.txBegin = 0;
+  }
+
+}
+
+// send byte to serial or buffer if bisy
+void BuffSerial::sendByte(uint8_t data) {
+  if (txFull) {
+    txOverflow++;
+  } else {
+    uint8_t oldSREG = SREG;
+    cli();
+#if defined(__AVR_ATmega8__)
+    if (txEnd != txBegin || (UCSRA & _BV(UDRE)) == 0) {
+#else
+    if (txEnd != txBegin || (UCSR0A & _BV(UDRE0)) == 0) {
+#endif
+      txBuffer[txEnd] = data;
+      txEnd++;
+      if (txEnd == TX_BUFF_SIZE) txEnd = 0;
+      if (txEnd == txBegin) txFull = 1;          // buffer overflow
+    } else {
+#if defined(__AVR_ATmega8__)
+      UDR  = data;
+#else
+      UDR0 = data;
+#endif
+    }
+    SREG = oldSREG;
+  }
+}
+
+// print string
+void BuffSerial::print(const char *pBuf) {
+  while (*pBuf)	{
+    sendByte(*pBuf++);
+  }
+}
+
+void BuffSerial::print(const char pBuf) {
+  sendByte(pBuf);
+}
+
+
+void BuffSerial::println(const char *pBuf) {
+  print(pBuf);
+  println();
+}
+
+void BuffSerial::println(const char pBuf) {
+  print(pBuf);
+  println();
+}
+
+void BuffSerial::println(void) {
+  print("\r\n");
+}
+
+void BuffSerial::printHex4(uint8_t data) {
+  uint8_t c = data & 0x0f;
+  c += c < 10 ? '0' : 'A' - 10 ;
+  sendByte(c);
+}
+
+void BuffSerial::printHex8(uint8_t data) {
+  printHex4(data >> 4);
+  printHex4(data);
+}
+
+void BuffSerial::printDec(uint8_t data) {
+  uint8_t buf[3];
+  uint8_t i = 0;
+  if (data == 0) {
+    sendByte('0');
+    return;
+  }
+
+  while (data > 0) {
+    buf[i++] = data % 10;
+    data /= 10;
+  }
+  for (; i > 0; i--)
+    sendByte((buf[i - 1] < 10 ? '0' + buf[i - 1] : 'A' + buf[i - 1] - 10));
+}
+
+// check rx buffer not empty
+bool BuffSerial::rxEnabled(void) {
+  return rxEnd;
+}
+
+uint8_t BuffSerial::rxRead(void) {
+#if defined(__AVR_ATmega8__)
+  cbi(UCSRB, RXCIE);                           // disable RX complete interrupt
+#else
+  cbi(UCSR0B, RXCIE0);                         // disable RX complete interrupt
+#endif
+  uint8_t readkey = rxBuffer[rxBegin];         // read begin of received Buffer
+  rxBegin++;
+  if (rxBegin == rxEnd) rxBegin = rxEnd = 0;   // if Buffer is empty reset Buffer
+#if defined(__AVR_ATmega8__)
+  sbi(UCSRB, RXCIE);                           // enable RX complete interrupt
+#else
+  sbi(UCSR0B, RXCIE0);                         // enable RX complete interrupt
+#endif
+
+  return readkey;
+}
+
+BuffSerial bSerial;

AVC_LAN_logger/AVCLan_mini/BuffSerial.h

@@ -0,0 +1,49 @@
+/*
+  BuffSerial.h v.01 - serial with transmit buffer library for Wiring
+  Created by Kochetkov Aleksey, 03.07.2009
+*/
+
+#ifndef BuffSerial_h
+#define BuffSerial_h
+
+#include "Arduino.h"
+
+#define TX_BUFF_SIZE		240               // max 65535 
+#define RX_BUFF_SIZE		25                // max 255
+#define TX_BUFF_MAX_LEN		TX_BUFF_SIZE - 1
+
+#ifndef cbi
+#define cbi(sfr, bit) (_SFR_BYTE(sfr) &= ~_BV(bit))
+#endif
+#ifndef sbi
+#define sbi(sfr, bit) (_SFR_BYTE(sfr) |= _BV(bit))
+#endif
+
+class BuffSerial {
+  public:
+    uint8_t		rxBuffer[RX_BUFF_SIZE];
+    uint8_t		rxBegin;
+    uint8_t		rxEnd;
+    uint8_t		txBuffer[TX_BUFF_SIZE];
+    uint16_t	txBegin;
+    uint16_t	txEnd;
+    uint8_t		txFull;
+    uint16_t	txOverflow;
+    void		begin(long);
+    void 		sendByte(uint8_t);
+    void		print(const char*);
+    void		print(const char);
+    void		println(const char*);
+    void		println(const char);
+    void		println(void);
+    void		printHex4(uint8_t);
+    void		printHex8(uint8_t);
+    void		printDec(uint8_t);
+    bool		rxEnabled(void);
+    uint8_t		rxRead(void);
+};
+
+extern BuffSerial bSerial;
+
+#endif
+

AVC_LAN_logger/AVCLan_mini/config.h

@@ -0,0 +1,48 @@
+/*
+  config.h  - AVCLan driver config
+  Created by Kochetkov Aleksey, 04.08.2010
+*/
+#define IEBUS_VERSION "0.4"
+
+// type of AVCLan hardwire driver
+#define AVCLAN_PCA82C250
+
+// maximum number of attempts to send a message
+#define MAXSENDATTEMP   3
+
+//********** arduino & driver based on PCA82C250 **********
+#ifdef AVCLAN_PCA82C250
+#define AVCLANDRIVER_TYPE    "Arduino - PCA82C250"
+// define out pin (pin 8 arduino)
+#define  DATAOUT_DDR    DDRD
+#define  DATAOUT_PORT   PORTD
+#define  DATAOUT_PIN    PIND
+#define  DATAOUT        7
+
+// define in pin (pin 9 arduino)
+#define  DATAIN_DDR  DDRD
+#define  DATAIN_PORT PORTD
+#define  DATAIN_PIN  PIND
+#define  DATAIN      6
+
+// LED connected to digital pin 13
+#define  LED_DDR     DDRC
+#define  LED_PORT    PORTC
+#define  LED_PIN     PINC
+//#define  LED_OUT     5
+
+// Commutate pin 11
+#define COMMUT_OUT   1
+
+
+// AZFM board activate
+#define AZFM_INIT
+#define AZFM_ON
+#define AZFM_OFF
+
+#endif
+
+
+
+
+