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Merge pull request #47 from noisymime/pr/46 

Closes pull request #46
This commit is contained in:
Josh Stewart 2016-10-01 02:11:59 +10:00 committed by GitHub
parent 509d36cf34 dc40b0a0a8
commit dc4ebac47d
9 changed files with 159 additions and 18 deletions
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18
cancomms.h Normal file
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@ -0,0 +1,18 @@
#ifndef CANCOMMS_H
#define CANCOMMS_H
//These are the page numbers that the Tuner Studio serial protocol uses to transverse the different map and config pages.
#define veMapPage 1
uint8_t currentCanPage = 1;//Not the same as the speeduino config page numbers
uint8_t nCanretry = 0; //no of retrys
uint8_t cancmdfail = 0; //command fail yes/no
uint8_t canlisten = 0;
uint8_t Lbuffer[8]; //8 byte buffer to store incomng can data
void canCommand();//This is the heart of the Command Line Interpeter. All that needed to be done was to make it human readable.
void sendCancommand(uint8_t cmdtype , uint16_t canadddress, uint8_t candata1, uint8_t candata2);
void testCanComm();
#endif // CANCOMMS_H

94
cancomms.ino Normal file
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@ -0,0 +1,94 @@
/*
Speeduino - Simple engine management for the Arduino Mega 2560 platform
Copyright (C) Josh Stewart
A full copy of the license may be found in the projects root directory
can_comms was originally contributed by Darren Siepka
*/
/*
can_command is called when a command is received over serial3 from the Can interface
It parses the command and calls the relevant function
sendcancommand is called when a comman d is to be sent via serial3 to the Can interface
*/
//#include "cancomms.h"
//#include "globals.h"
//#include "storage.h"
void canCommand()
{
switch (Serial3.read())
{
case 'A': // sends the bytes of realtime values
sendValues(packetSize,3); //send values to serial3
break;
case 'G': // this is the reply command sent by the Can interface
uint8_t Gdata;
while (Serial3.available() == 0) { }
cancmdfail = Serial3.read();
if (cancmdfail == 0)
{
//command request failed and/or data/device was not available
}
while (Serial3.available() == 0) { }
Gdata= Serial3.read();
break;
case 'L':
uint8_t Llength;
while (Serial3.available() == 0) { }
canlisten = Serial3.read();
if (canlisten == 0)
{
//command request failed and/or data/device was not available
break;
}
while (Serial3.available() == 0) { }
Llength= Serial3.read(); // next the number of bytes expected value
for (uint8_t Lcount = 0; Lcount <Llength ;Lcount++)
{
while (Serial3.available() == 0){}
// receive all x bytes into "Lbuffer"
Lbuffer[Lcount] = Serial3.read();
}
break;
case 'S': // send code version
for (unsigned int sig = 0; sig < sizeof(displaySignature) - 1; sig++){
Serial3.write(displaySignature[sig]);
}
//Serial3.print("speeduino 201609-dev");
break;
case 'Q': // send code version
for (unsigned int revn = 0; revn < sizeof( TSfirmwareVersion) - 1; revn++){
Serial3.write( TSfirmwareVersion[revn]);
}
//Serial3.print("speeduino 201609-dev");
break;
default:
break;
}
}
// this routine sends a request(either "0" for a "G" or "1" for a "L" to the Can interface
void sendCancommand(uint8_t cmdtype, uint16_t canaddress, uint8_t candata1, uint8_t candata2)
{
switch (cmdtype)
{
case 0:
Serial3.print("G");
Serial3.write(canaddress); //tscanid of speeduino device
Serial3.write(candata1); // table id
Serial3.write(candata2); //table memory offset
break;
case 1: //send request to listen for a can message
Serial3.print("L");
Serial3.write(canaddress); //11 bit canaddress of device to listen for
break;
}
}

2
comms.h
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@ -28,7 +28,7 @@ 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();
void sendValues(int packetlength, byte portnum);
void receiveValue(int offset, byte newValue);
void saveConfig();
void sendPage(bool useChar);

30
comms.ino
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@ -17,8 +17,8 @@ void command()
{
switch (Serial.read())
{
case 'A': // send 22 bytes of realtime values
sendValues(22);
case 'A': // send x bytes of realtime values
sendValues(packetSize, 0); //send values to serial0
break;
case 'B': // Burn current values to eeprom
@ -54,7 +54,7 @@ void command()
break;
case 'R': // send 39 bytes of realtime values
sendValues(39);
sendValues(39,0);
break;
case 'F': // send serial protocol version
@ -198,13 +198,21 @@ void command()
/*
This function returns the current values of a fixed group of variables
*/
void sendValues(int length)
void sendValues(int packetlength, byte portNum)
{
byte packetSize = 35;
byte response[packetSize];
if(requestCount == 0) { currentStatus.secl = 0; }
requestCount++;
byte response[packetlength];
if (portNum == 3)
{
//CAN serial
Serial3.write("A"); //confirm cmd type
Serial3.write(packetlength); //confirm no of byte to be sent
}
else
{
if(requestCount == 0) { currentStatus.secl = 0; }
requestCount++;
}
currentStatus.spark ^= (-currentStatus.hasSync ^ currentStatus.spark) & (1 << BIT_SPARK_SYNC); //Set the sync bit of the Spark variable to match the hasSync variable
@ -253,8 +261,8 @@ void sendValues(int length)
response[34] = getNextError();
//cli();
Serial.write(response, (size_t)packetSize);
//Serial.flush();
if (portNum == 0) { Serial.write(response, (size_t)packetlength); }
else if (portNum == 3) { Serial3.write(response, (size_t)packetlength); }
//sei();
return;
}

6
globals.h
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@ -6,12 +6,13 @@
const byte signature = 20;
//const char signature[] = "speeduino";
const char displaySignature[] = "Speeduino";
const char TSfirmwareVersion[] = "2016.05";
const char displaySignature[] = "speeduino 201609-dev";
const char TSfirmwareVersion[] = "Speeduino 2016.09";
const byte data_structure_version = 2; //This identifies the data structure when reading / writing.
const byte page_size = 64;
const int map_page_size = 288;
const byte packetSize = 35;
//Handy bitsetting macros
#define BIT_SET(a,b) ((a) |= (1<<(b)))
@ -214,6 +215,7 @@ struct config1 {
byte algorithm : 1; //"Speed Density", "Alpha-N"
byte baroCorr : 1;
byte injLayout : 2;
byte canEnable : 1; //is can interface enabled
byte primePulse;
byte dutyLim;

2
reference/Speeduino base tune.msq
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@ -576,4 +576,4 @@
<setting name="CELSIUS" value="CELSIUS"/>
</settings>
<userComments Comment="These are user comments that can be related to a particular setting or dialog."/>
</msq>
</msq>

8
reference/speeduino.ini
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@ -187,7 +187,8 @@ page = 2
algorithm = bits, U08, 38, [2:2], "Speed Density", "Alpha-N"
baroCorr = bits, U08, 38, [3:3], "Off", "On"
injLayout = bits, U08, 38, [4:5], "Bank", "Semi-Sequential", "INVALID", "INVALID"
canEnable = bits, U08, 38, [6:6], "Disable", "Enable"
primePulse = scalar, U08, 39, "ms", 0.1, 0.0, 0.0, 25.5, 1
dutyLim = scalar, U08, 40, "%", 1.0, 0.0, 0.0, 100.0, 0
unused41 = scalar, U08, 41, "RPM", 100.0, 0.0, 100, 25500, 0
@ -589,6 +590,8 @@ menuDialog = main
subMenu = vvtTbl, "VVT duty cycle", 8, { vvtEnabled }
subMenu = std_separator
subMenu = tacho, "Tacho Output"
subMenu = std_separator
subMenu = canIO, "Canbus Interface"
@ -713,6 +716,9 @@ menuDialog = main
dialog = tacho, "Tacho"
field = "Output pin", tachoPin
dialog = canIO, "CanBus interface"
field = "Enable/Disable", canEnable
dialog = accelEnrichments_center, ""
field = "TPSdot Threshold", tpsThresh
field = "Accel Time", taeTime

2
scheduler.h
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@ -126,7 +126,7 @@ static inline unsigned int setQueue(volatile Schedule *queue[], Schedule *schedu
//Sort the queues. Both queues are kept in sync.
//This implementes a sorting networking based on the Bose-Nelson sorting network
//See: http://pages.ripco.net/~jgamble/nw.html
#define SWAP(x,y) if(tmpQueue[y] < tmpQueue[x]) { unsigned int tmp = tmpQueue[x]; tmpQueue[x] = tmpQueue[y]; tmpQueue[y] = tmp; Schedule *tmpS = queue[x]; queue[x] = queue[y]; queue[y] = tmpS; }
#define SWAP(x,y) if(tmpQueue[y] < tmpQueue[x]) { unsigned int tmp = tmpQueue[x]; tmpQueue[x] = tmpQueue[y]; tmpQueue[y] = tmp; volatile Schedule *tmpS = queue[x]; queue[x] = queue[y]; queue[y] = tmpS; }
//SWAP(0, 1); //Likely not needed
//SWAP(2, 3); //Likely not needed
SWAP(0, 2);

15
speeduino.ino
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@ -27,6 +27,7 @@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#include "table.h"
#include "scheduler.h"
#include "comms.h"
#include "cancomms.h"
#include "math.h"
#include "corrections.h"
#include "timers.h"
@ -148,7 +149,8 @@ volatile bool fpPrimed = false; //Tracks whether or not the fuel pump priming ha
void setup()
{
Serial.begin(115200);
Serial.begin(115200);
if (configPage1.canEnable) { Serial3.begin(115200); }
//Setup the dummy fuel and ignition tables
//dummyFuelTable(&fuelTable);
@ -752,6 +754,17 @@ void loop()
command();
}
}
//if Can interface is enabled then check for serial3 requests.
if (configPage1.canEnable)
{
if ( ((mainLoopCount & 31) == 1) or (Serial3.available() > SERIAL_BUFFER_THRESHOLD) )
{
if (Serial3.available() > 0)
{
canCommand();
}
}
}
// if (configPage1.displayType && (mainLoopCount & 255) == 1) { updateDisplay();} //Displays currently disabled