mirror of
https://github.com/DCC-EX/CommandStation-EX.git
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135 lines
5.0 KiB
C++
135 lines
5.0 KiB
C++
////////////////////////////////////////////////////////////////////////////////////
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// © 2020, Chris Harlow. All rights reserved.
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//
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// This file is a demonstattion of setting up a DCC-EX
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// Command station with optional support for direct connection of WiThrottle devices
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// such as "Engine Driver". If you contriol your layout through JMRI
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// then DON'T connect throttles to this wifi, connect them to JMRI.
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//
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// THE WIFI FEATURE IS NOT SUPPORTED ON ARDUINO DEVICES WITH ONLY 2KB RAM.
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////////////////////////////////////////////////////////////////////////////////////
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#include "config.h"
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#include "DCCEX.h"
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// Create a serial command parser for the USB connection,
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// This supports JMRI or manual diagnostics and commands
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// to be issued from the USB serial console.
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DCCEXParser serialParser;
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// (0) Declare NetworkInterfaces
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NetworkInterface nwi1;
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NetworkInterface nwi2;
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// (0) Declared NetworkInterfaces
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// (1) Start NetworkInterface - HTTP callback
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void httpRequestHandler(ParsedRequest *req, Client* client) {
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DIAG(F("\nParsed Request:"));
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DIAG(F("\nMethod: [%s]"), req->method);
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DIAG(F("\nURI: [%s]"), req->uri);
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DIAG(F("\nHTTP version: [%s]"), req->version);
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DIAG(F("\nParameter count:[%d]\n"), *req->paramCount);
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}
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// (1) End NetworkInterface - HTTP callback
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void setup()
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{
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// The main sketch has responsibilities during setup()
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// Responsibility 1: Start the usb connection for diagnostics
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// This is normally Serial but uses SerialUSB on a SAMD processor
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Serial.begin(115200);
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DIAG(F("DCC++ EX v%S"),F(VERSION));
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CONDITIONAL_LCD_START {
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// This block is ignored if LCD not in use
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LCD(0,F("DCC++ EX v%S"),F(VERSION));
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LCD(1,F("Starting"));
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}
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// Start the WiFi interface on a MEGA, Uno cannot currently handle WiFi
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#if WIFI_ON
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WifiInterface::setup(WIFI_SERIAL_LINK_SPEED, F(WIFI_SSID), F(WIFI_PASSWORD), F(WIFI_HOSTNAME), IP_PORT);
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#endif // WIFI_ON
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// Responsibility 3: Start the DCC engine.
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// Note: this provides DCC with two motor drivers, main and prog, which handle the motor shield(s)
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// Standard supported devices have pre-configured macros but custome hardware installations require
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// detailed pin mappings and may also require modified subclasses of the MotorDriver to implement specialist logic.
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// STANDARD_MOTOR_SHIELD, POLOLU_MOTOR_SHIELD, FIREBOX_MK1, FIREBOX_MK1S are pre defined in MotorShields.h
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// Optionally a Timer number (1..4) may be passed to DCC::begin to override the default Timer1 used for the
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// waveform generation. e.g. DCC::begin(STANDARD_MOTOR_SHIELD,2); to use timer 2
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DCC::begin(MOTOR_SHIELD_TYPE);
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// (2) Start NetworkInterface - The original WifiInterface is still there but disabled
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DIAG(F("\nFree RAM before network init: [%d]\n"),freeMemory());
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DIAG(F("\nNetwork Setup In Progress ...\n\n"));
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// WIFI, TCP on Port 2560, Wifi (ssid/password) has been configured permanetly already on the esp. If
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// the connection fails will go into AP mode
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// wifi.setup(WIFI);
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// New connection on known ssid / password combo / port can be added as a last parameter other wise the default of 2560
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// will be used. If it passes the connection will be stored as permanent default. If fails will go into AP mode.
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// wifi.init(WIFI, TCP, F(WIFI_SSID), F(WIFI_PASSWORD), F(WIFI_HOSTNAME));
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// wifi.init(WIFI, TCP, F(WIFI_SSID), F(WIFI_PASSWORD), F(WIFI_HOSTNAME, 2323)
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// wifi.init
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// nwi1.setup(ETHERNET, UDPR); // ETHERNET/UDP on Port 2560
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// nwi2.setup(ETHERNET, UDPR, 8888); // ETHERNET/UDP on Port 8888
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// nwi1.setup(ETHERNET, TCP); // ETHERNET/TCP on Port 2560
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nwi2.setup(ETHERNET, TCP, 23); // ETHERNET/TCP on Port 23 for the CLI
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// nwi1.setup(ETHERNET, TCP, 8888); // ETHERNET/TCP on Port 8888
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nwi2.setup(WIFI, TCP); // WIFI/TCP on Port 2560
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// nwi1.setHttpCallback(httpRequestHandler); // HTTP callback
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DIAG(F("\nNetwork Setup done ...\n"));
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DIAG(F("\nFree RAM after network init: [%d]\n"),freeMemory());
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// (2) End starting NetworkInterface
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LCD(1,F("Ready"));
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}
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void loop()
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{
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// The main sketch has responsibilities during loop()
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// Responsibility 1: Handle DCC background processes
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// (loco reminders and power checks)
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DCC::loop();
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// Responsibility 2: handle any incoming commands on USB connection
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serialParser.loop(Serial);
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// Responsibility 3: Optionally handle any incoming WiFi traffic
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#if WIFI_ON
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WifiInterface::loop();
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#endif
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// (3) Start Loop NetworkInterface
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NetworkInterface::loop();
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// (3) End Loop NetworkInterface
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LCDDisplay::loop(); // ignored if LCD not in use
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// Optionally report any decrease in memory (will automatically trigger on first call)
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#if ENABLE_FREE_MEM_WARNING
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static int ramLowWatermark = 32767; // replaced on first loop
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int freeNow = freeMemory();
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if (freeNow < ramLowWatermark)
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{
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ramLowWatermark = freeNow;
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LCD(2,F("Free RAM=%5db"), ramLowWatermark);
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}
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#endif
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}
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