From 2d9069c3a34afe3e8ddf014aff2877750e2e6221 Mon Sep 17 00:00:00 2001
From: Bruno Bousquet <b.b45@hotmail.com>
Date: Mon, 18 Feb 2019 22:25:02 -0500
Subject: [PATCH] first draft of answer to serial request 'a'

---
 speeduino/comms.h   |  1 +
 speeduino/comms.ino | 71 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 72 insertions(+)

diff --git a/speeduino/comms.h b/speeduino/comms.h
index 5fbcbc29..f1606ac9 100644
--- a/speeduino/comms.h
+++ b/speeduino/comms.h
@@ -44,6 +44,7 @@ const char pageTitles[] PROGMEM //This is being stored in the avr flash instead
 
 void command();//This is the heart of the Command Line Interpeter.  All that needed to be done was to make it human readable.
 void sendValues(uint16_t, uint16_t,byte, byte);
+void sendValuesLegacy();
 void receiveValue(int, byte);
 void saveConfig();
 void sendPage(bool);
diff --git a/speeduino/comms.ino b/speeduino/comms.ino
index 3a16e80e..a56ea88c 100644
--- a/speeduino/comms.ino
+++ b/speeduino/comms.ino
@@ -26,6 +26,18 @@ void command()
   switch (currentCommand)
   {
 
+    case 'a':
+      cmdPending = true;
+
+      if (Serial.available() >= 2)
+      {
+        Serial.read(); //Ignore the first value, it's always 0
+        Serial.read(); //Ignore the second value, it's always 6
+        sendValuesLegacy();
+        cmdPending = false;
+      }
+      break;
+
     case 'A': // send x bytes of realtime values
       sendValues(0, SERIAL_PACKET_SIZE, 0x30, 0);   //send values to serial0
       break;
@@ -570,6 +582,65 @@ void sendValues(uint16_t offset, uint16_t packetLength, byte cmd, byte portNum)
 
 }
 
+void sendValuesLegacy()
+{
+  uint16_t temp;
+  int bytestosend = 112;
+
+  bytestosend -= Serial.write(currentStatus.secl>>8);
+  bytestosend -= Serial.write(currentStatus.secl);
+  bytestosend -= Serial.write(currentStatus.PW1>>8);
+  bytestosend -= Serial.write(currentStatus.PW1);
+  bytestosend -= Serial.write(currentStatus.PW2>>8);
+  bytestosend -= Serial.write(currentStatus.PW2);
+  bytestosend -= Serial.write(currentStatus.RPM>>8);
+  bytestosend -= Serial.write(currentStatus.RPM);
+
+  temp = currentStatus.advance * 10;
+  bytestosend -= Serial.write(temp>>8);
+  bytestosend -= Serial.write(temp);
+
+  bytestosend -= Serial.write(currentStatus.nSquirts);
+  bytestosend -= Serial.write(currentStatus.engine);
+  bytestosend -= Serial.write(currentStatus.afrTarget);
+  bytestosend -= Serial.write(currentStatus.afrTarget); // send twice so afrtgt1 == afrtgt2
+  bytestosend -= Serial.write(255); // send dummy data as we don't have wbo2_en1
+  bytestosend -= Serial.write(255); // send dummy data as we don't have wbo2_en2
+
+  temp = currentStatus.baro * 10;
+  bytestosend -= Serial.write(temp>>8);
+  bytestosend -= Serial.write(temp);
+
+  temp = currentStatus.MAP * 10;
+  bytestosend -= Serial.write(temp>>8);
+  bytestosend -= Serial.write(temp);
+
+  temp = currentStatus.IAT * 10;
+  bytestosend -= Serial.write(temp>>8);
+  bytestosend -= Serial.write(temp);
+
+  temp = currentStatus.coolant * 10;
+  bytestosend -= Serial.write(temp>>8);
+  bytestosend -= Serial.write(temp);
+
+  temp = currentStatus.TPS * 10;
+  bytestosend -= Serial.write(temp>>8);
+  bytestosend -= Serial.write(temp);
+
+  bytestosend -= Serial.write(currentStatus.battery10>>8);
+  bytestosend -= Serial.write(currentStatus.battery10);
+  bytestosend -= Serial.write(currentStatus.O2>>8);
+  bytestosend -= Serial.write(currentStatus.O2);
+  bytestosend -= Serial.write(currentStatus.O2_2>>8);
+  bytestosend -= Serial.write(currentStatus.O2_2);
+
+  for(int i = 0; i < bytestosend; i++)
+  {
+    // send dummy data to fill remote's buffer
+    Serial.write(i+1);
+  }
+}
+
 void receiveValue(int valueOffset, byte newValue)
 {