105 lines
2.2 KiB
C++
105 lines
2.2 KiB
C++
/*
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Serial Adapter Project: Dynamic serial TTY passthroughs
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by: Mike Crosson
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Nusku Networks
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date: 2013/03/09
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license: CC-BY SA 3.0 - Creative commons share-alike 3.0
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use this code however you'd like, just keep this license and
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attribute.
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*/
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#include <ColorLCDShield.h>
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#include "Project.h"
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#include "UI.h"
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// Map a mode -> text value
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char* modeToText[4] = {
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"Phone UART",
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"DB9 - Normal",
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"DB9 - Null Mdm",
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"Cisco console"
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};
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// Known and supported line speeds
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linespeedinfo linespeeds[6] = {
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{"2400b", 2400},
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{"9600b", 9600},
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{"19.2k", 19200},
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{"38.4k", 38400},
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{"57.5k", 57600},
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{"115k", 115200}
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};
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// LCD
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LCDShield lcd; // Line length max is 16
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// Buttons
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int buttonPins[3] = {3, 4, 5};
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// Mode info needed
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serialmode currentMode = none;
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serialmode selectedMode = none;
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linespeed currentLineSpeed = zero;
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// Defaults
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void setDefaults() {
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setMode(phone);
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setSelection(phone);
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setLineSpeed(oneNineteenTwoK);
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}
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void setup() {
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/* Set up the button pins as inputs, set pull-up resistor */
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for (int i=0; i<3; i++) {
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pinMode(buttonPins[i], INPUT);
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digitalWrite(buttonPins[i], HIGH);
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}
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/* Initialize the LCD, set the contrast, clear the screen */
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lcd.init(PHILIPS);
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lcd.contrast(-63);
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lcd.clear(BACKGROUND);
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// Print the modes
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// Uses enum trickery -- don't assign values to serialmode enum values
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for (int i=0; i<modelinespeed; i++) {
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printMode((serialmode)i);
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}
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// Print the Rx/Tx/Speed titles
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printTitles();
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// Setup defaults
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setDefaults();
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}
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void loop() {
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// Up
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if (!digitalRead(buttonPins[2])) {
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serialmode newMode = (serialmode)(selectedMode - 1);
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if (newMode >= 0) {
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setSelection(newMode);
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}
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// Wait for release before going on
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while(!digitalRead(buttonPins[2]));
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}
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// Select / Enter
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if (!digitalRead(buttonPins[1])) {
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setMode(selectedMode);
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// Wait for release before going on
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while(!digitalRead(buttonPins[1]));
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}
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// Down
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if (!digitalRead(buttonPins[0])) {
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serialmode newMode = (serialmode)(selectedMode + 1);
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if (newMode <= modelinespeed) {
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setSelection(newMode);
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}
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// Wait for release before going on
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while(!digitalRead(buttonPins[0]));
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}
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}
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