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Merge branch 'feature/config-saveram' of https://github.com/DCC-EX/CommandStation-EX into feature/config-saveram

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Harald Barth 2020-09-26 22:57:34 +02:00
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CommandStation-EX.ino
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@ -2,14 +2,11 @@
// © 2020, Chris Harlow. All rights reserved.
//
// This file is a demonstattion of setting up a DCC-EX
// Command station to support direct connection of WiThrottle devices
// Command station with optional support for direct connection of WiThrottle devices
// such as "Engine Driver". If you contriol your layout through JMRI
// then DON'T connect throttles to this wifi, connect them to JMRI.
//
// This is just 3 statements longer than the basic setup.
//
// THIS SETUP DOES NOT APPLY TO ARDUINO UNO WITH ONLY A SINGLE SERIAL PORT.
// REFER TO SEPARATE EXAMPLE.
// THE WIFI FEATURE IS NOT SUPPORTED ON ARDUINO DEVICES WITH ONLY 2KB RAM.
////////////////////////////////////////////////////////////////////////////////////
#include "config.h"
@ -28,74 +25,14 @@ LiquidCrystal_I2C lcdDisplay = LiquidCrystal_I2C(LCD_ADDRESS, LCD_COLUMNS, LCD_L
#endif
#endif
// this code is here to demonstrate use of the DCC API and other techniques
// myFilter is an example of an OPTIONAL command filter used to intercept < > commands from
// the usb or wifi streamm. It demonstrates how a command may be intercepted
// or even a new command created without having to break open the API library code.
// The filter is permitted to use or modify the parameter list before passing it on to
// the standard parser. By setting the opcode to 0, the standard parser will
// just ignore the command on the assumption that you have already handled it.
//
// The filter must be enabled by calling the DCC EXParser::setFilter method, see use in setup().
#if ENABLE_CUSTOM_FILTER
void myComandFilter(Print *stream, byte &opcode, byte &paramCount, int p[])
{
(void)stream; // avoid compiler warning if we don't access this parameter
switch (opcode)
{
case '!': // Create a bespoke new command to clear all loco reminders <!> or specific locos e.g <! 3 4 99>
if (paramCount == 0)
DCC::forgetAllLocos();
else
for (int i = 0; i < paramCount; i++)
DCC::forgetLoco(p[i]);
opcode = 0; // tell parser to ignore this command as we have done it already
break;
default: // drop through and parser will use the command unaltered.
break;
}
}
// This is an OPTIONAL example of a HTTP filter...
// If you have configured wifi and an HTTP request is received on the Wifi connection
// it will normally be rejected 404 Not Found.
// If you wish to handle HTTP requests, you can create a filter and ask the WifiInterface to
// call your code for each detected http request.
void myHttpFilter(Print *stream, byte *cmd)
{
(void)cmd; // Avoid compiler warning because this example doesnt use this parameter
// BEWARE - As soon as you start responding, the cmd buffer is trashed!
// You must get everything you need from it before using StringFormatter::send!
StringFormatter::send(stream, F("HTTP/1.1 200 OK\nContent-Type: text/html\nConnnection: close\n\n"));
StringFormatter::send(stream, F("<html><body>This is my HTTP filter responding.<br/></body></html>"));
}
#endif
// Callback functions are necessary if you call any API that must wait for a response from the
// programming track. The API must return immediately otherwise other loop() functions would be blocked.
// Your callback function will be invoked when the data arrives from the prog track.
// See the DCC:getLocoId example in the setup function.
#if ENABLE_CUSTOM_CALLBACK
void myCallback(int result)
{
DIAG(F("\n getting Loco Id callback result=%d"), result);
}
#endif
// Create a serial command parser... Enables certain diagnostics and commands
// to be issued from the USB serial console
// This is NOT intended for JMRI....
// Create a serial command parser for the USB connection,
// This supports JMRI or manual diagnostics and commands
// to be issued from the USB serial console.
DCCEXParser serialParser;
void setup()
{
////////////////////////////////////////////
//
// More display stuff. Need to put this in a .h file and make
@ -136,19 +73,6 @@ void setup()
// NOTE: References to Serial1 are for the serial port used to connect
// your wifi chip/shield.
// Optionally tell the command parser to use my example filter.
// This will intercept JMRI commands from both USB and Wifi
#if ENABLE_CUSTOM_FILTER
DCCEXParser::setFilter(myComandFilter);
#endif
#if ENABLE_CUSTOM_CALLBACK
// This is just for demonstration purposes
DIAG(F("\n===== DCCEX demonstrating DCC::getLocoId() call ==========\n"));
DCC::getLocoId(myCallback); // myCallback will be called with the result
DIAG(F("\n===== DCC::getLocoId has returned, but the callback wont be executed until we are in loop() ======\n"));
#endif
#ifdef WIFI_ON
bool wifiUp = false;
const __FlashStringHelper *wifiESSID = F(WIFI_SSID);