MMDVMHost-Private/HD44780.cpp

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/*
* Copyright (C) 2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "HD44780.h"
#include "Log.h"
#include <wiringPi.h>
#include <lcd.h>
#include <cstdio>
#include <cassert>
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#include <cstring>
const char* LISTENING = "Listening ";
CHD44780::CHD44780(unsigned int rows, unsigned int cols, const char* callsign, unsigned int dmrid, const std::vector<unsigned int>& pins) :
m_rows(rows),
m_cols(cols),
m_callsign(callsign),
m_dmrid(dmrid),
m_rb(pins.at(0U)),
m_strb(pins.at(1U)),
m_d0(pins.at(2U)),
m_d1(pins.at(3U)),
m_d2(pins.at(4U)),
m_d3(pins.at(5U)),
m_fd(-1),
m_dmr(false)
{
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assert(rows > 1U);
assert(cols > 15U);
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assert(callsign != NULL);
}
CHD44780::~CHD44780()
{
}
bool CHD44780::open()
{
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::wiringPiSetup();
#ifdef ADAFRUIT_DISPLAY
adafruitLCDSetup();
#endif
m_fd = ::lcdInit(m_rows, m_cols, 4, m_rb, m_strb, m_d0, m_d1, m_d2, m_d3, 0, 0, 0, 0);
if (m_fd == -1) {
LogError("Unable to open the HD44780");
return false;
}
::lcdDisplay(m_fd, 1);
::lcdCursor(m_fd, 0);
::lcdCursorBlink(m_fd, 0);
return true;
}
#ifdef ADAFRUIT_DISPLAY
void CHD44780::adafruitLCDSetup()
{
// The other control pins are initialised with lcdInit ()
::mcp23017Setup (AF_BASE, MCP23017);
// Backlight LEDs, Only one color (RED)
pinMode (AF_RED, OUTPUT);
digitalWrite (AF_RED, LOW); // The colour outputs are inverted.
// Control signals
pinMode (AF_RW, OUTPUT);
digitalWrite (AF_RW, LOW);
}
#endif
void CHD44780::setIdle()
{
::lcdClear(m_fd);
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "%-6s / %u", m_callsign, m_dmrid);
::lcdPosition(m_fd, 0, 1);
::lcdPuts(m_fd, "MMDVM Idle");
m_dmr = false;
}
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void CHD44780::setError(const char* text)
{
assert(text != NULL);
::lcdClear(m_fd);
::lcdPosition(m_fd, 0, 0);
::lcdPuts(m_fd, "MMDVM");
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%s ERROR", text);
m_dmr = false;
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}
void CHD44780::setLockout()
{
::lcdClear(m_fd);
::lcdPosition(m_fd, 0, 0);
::lcdPuts(m_fd, "MMDVM");
::lcdPosition(m_fd, 0, 1);
::lcdPuts(m_fd, "Lockout");
m_dmr = false;
}
void CHD44780::writeDStar(const char* my1, const char* my2, const char* your, const char* type, const char* reflector)
{
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assert(my1 != NULL);
assert(my2 != NULL);
assert(your != NULL);
assert(type != NULL);
assert(reflector != NULL);
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::lcdClear(m_fd);
::lcdPosition(m_fd, 0, 0);
::lcdPuts(m_fd, "D-Star");
if (m_rows == 2U && m_cols == 16U) {
char buffer[16U];
::sprintf(buffer, "%s %.8s/%.4s", type, my1, my2);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
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} else if (m_rows == 4U && m_cols == 16U) {
char buffer[16U];
::sprintf(buffer, "%s %.8s/%.4s", type, my1, my2);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
if (strcmp(reflector, " ") == 0) {
::sprintf(buffer, "%.8s", your);
} else {
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::sprintf(buffer, "%.8s<%.8s", your, reflector);
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}
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
} else if (m_rows == 4U && m_cols == 20U) {
char buffer[20U];
::sprintf(buffer, "%s %.8s/%.4s >", type, my1, my2);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
if (strcmp(reflector, " ") == 0) {
::sprintf(buffer, "%.8s", your);
} else {
::sprintf(buffer, "%.8s <- %.8s", your, reflector);
}
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
} else if (m_rows == 2 && m_cols == 40U) {
char buffer[40U];
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if (strcmp(reflector, " ") == 0) {
::sprintf(buffer, "%s %.8s/%.4s > %.8s", type, my1, my2, your);
} else {
::sprintf(buffer, "%s %.8s/%.4s > %.8s via %.8s", type, my1, my2, your, reflector);
}
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
}
m_dmr = false;
}
void CHD44780::clearDStar()
{
if (m_rows == 2U && m_cols == 16U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
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} else if (m_rows == 4U && m_cols == 16U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, " ");
} else if (m_rows == 4U && m_cols == 20U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, " ");
} else if (m_rows == 2 && m_cols == 40U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
}
}
void CHD44780::writeDMR(unsigned int slotNo, const char* src, bool group, const char* dst, const char* type)
{
assert(src != NULL);
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assert(dst != NULL);
assert(type != NULL);
if (!m_dmr) {
::lcdClear(m_fd);
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if (m_rows == 2U && m_cols == 16U) {
if (slotNo == 1U) {
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::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
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} else {
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
}
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} else if (m_rows == 4U && m_cols == 16U) {
::lcdPosition(m_fd, 0, 0);
::lcdPuts(m_fd, "DMR");
if (slotNo == 1U) {
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
} else {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
}
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} else if (m_rows == 4U && m_cols == 20U) {
::lcdPosition(m_fd, 0, 0);
::lcdPuts(m_fd, "DMR");
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if (slotNo == 1U) {
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::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
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} else {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
}
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} else if (m_rows == 2U && m_cols == 40U) {
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if (slotNo == 1U) {
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::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
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} else {
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
}
}
}
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if (m_rows == 2U && m_cols == 16U) {
char buffer[16U];
if (slotNo == 1U) {
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::sprintf(buffer, "%s > %s%s", src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
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::sprintf(buffer, "%s > %s%s", src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
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} else if (m_rows == 4U && m_cols == 16U) {
char buffer[16U];
if (slotNo == 1U) {
::sprintf(buffer, "%s %s > %s%s", type, src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
::sprintf(buffer, "%s %s > %s%s", type, src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
} else if (m_rows == 4U && m_cols == 20U) {
char buffer[20U];
if (slotNo == 1U) {
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::sprintf(buffer, "%s %s > %s%s", type, src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
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::sprintf(buffer, "%s %s > %s%s", type, src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
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} else if (m_rows == 2U && m_cols == 40U) {
char buffer[40U];
if (slotNo == 1U) {
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::sprintf(buffer, "%s %s > %s%s", type, src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
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::sprintf(buffer, "%s %s > %s%s", type, src, group ? "TG" : "", dst);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
}
m_dmr = true;
}
void CHD44780::clearDMR(unsigned int slotNo)
{
if (m_rows == 2U && m_cols == 16U) {
if (slotNo == 1U) {
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
} else {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
}
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} else if (m_rows == 4U && m_cols == 16U) {
if (slotNo == 1U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
} else {
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
}
} else if (m_rows == 4U && m_cols == 20U) {
if (slotNo == 1U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
} else {
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
}
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} else if (m_rows == 2U && m_cols == 40U) {
if (slotNo == 1U) {
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
} else {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
}
}
}
void CHD44780::writeFusion(const char* source, const char* dest)
{
assert(source != NULL);
assert(dest != NULL);
::lcdClear(m_fd);
::lcdPosition(m_fd, 0, 0);
::lcdPuts(m_fd, "System Fusion");
if (m_rows == 2U && m_cols == 16U) {
char buffer[16U];
::sprintf(buffer, "%.10s >", source);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
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} else if (m_rows == 4U && m_cols == 16U) {
char buffer[16U];
::sprintf(buffer, "%.10s >", source);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
::sprintf(buffer, "%.10s", dest);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
} else if (m_rows == 4U && m_cols == 20U) {
char buffer[20U];
::sprintf(buffer, "%.10s >", source);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
::sprintf(buffer, "%.10s", dest);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
} else if (m_rows == 2 && m_cols == 40U) {
char buffer[40U];
::sprintf(buffer, "%.10s > %.10s", source, dest);
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, buffer);
}
m_dmr = false;
}
void CHD44780::clearFusion()
{
if (m_rows == 2U && m_cols == 16U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
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} else if (m_rows == 4U && m_cols == 16U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, " ");
} else if (m_rows == 4U && m_cols == 20U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "%.*s", m_cols, " ");
} else if (m_rows == 2 && m_cols == 40U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
}
}
void CHD44780::close()
{
}