MMDVMHost-Private/HD44780.cpp
2016-05-03 17:59:21 +01:00

574 lines
14 KiB
C++

/*
* 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 <softPwm.h>
#include <lcd.h>
#include <cstdio>
#include <cassert>
#include <cstring>
const char* LISTENING = "Listening ";
CHD44780::CHD44780(unsigned int rows, unsigned int cols, const std::string& callsign, unsigned int dmrid, const std::vector<unsigned int>& pins, bool pwm, unsigned int pwmPin, unsigned int pwmBright, unsigned int pwmDim) :
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_pwm(pwm),
m_pwmPin(pwmPin),
m_pwmBright(pwmBright),
m_pwmDim(pwmDim),
m_fd(-1),
m_dmr(false)
{
assert(rows > 1U);
assert(cols > 15U);
}
CHD44780::~CHD44780()
{
}
bool CHD44780::open()
{
::wiringPiSetup();
if (m_pwm) {
if (m_pwmPin != 1U) {
::softPwmCreate(m_pwmPin, 0, 100);
::softPwmWrite(m_pwmPin, m_pwmDim);
} else {
::pinMode(m_pwmPin, PWM_OUTPUT);
::pwmWrite(m_pwmPin, (m_pwmDim / 100) * 1024);
}
}
#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
::pinMode(AF_RED, OUTPUT);
::pinMode(AF_GREEN, OUTPUT);
::pinMode(AF_BLUE, OUTPUT);
// Control signals
::pinMode(AF_RW, OUTPUT);
::digitalWrite(AF_RW, LOW);
}
void CHD44780::adafruitLCDColour(ADAFRUIT_COLOUR colour)
{
switch (colour) {
case AC_OFF:
::digitalWrite(AF_RED, HIGH);
::digitalWrite(AF_GREEN, HIGH);
::digitalWrite(AF_BLUE, HIGH);
break;
case AC_WHITE:
::digitalWrite(AF_RED, LOW);
::digitalWrite(AF_GREEN, LOW);
::digitalWrite(AF_BLUE, LOW);
break;
case AC_RED:
::digitalWrite(AF_RED, LOW);
::digitalWrite(AF_GREEN, HIGH);
::digitalWrite(AF_BLUE, HIGH);
break;
case AC_GREEN:
::digitalWrite(AF_RED, HIGH);
::digitalWrite(AF_GREEN, LOW);
::digitalWrite(AF_BLUE, HIGH);
break;
case AC_BLUE:
::digitalWrite(AF_RED, HIGH);
::digitalWrite(AF_GREEN, HIGH);
::digitalWrite(AF_BLUE, LOW);
break;
case AC_PURPLE:
::digitalWrite(AF_RED, LOW);
::digitalWrite(AF_GREEN, HIGH);
::digitalWrite(AF_BLUE, LOW);
break;
case AC_YELLOW:
::digitalWrite(AF_RED, LOW);
::digitalWrite(AF_GREEN, LOW);
::digitalWrite(AF_BLUE, HIGH);
break;
case AC_ICE:
::digitalWrite(AF_RED, HIGH);
::digitalWrite(AF_GREEN, LOW);
::digitalWrite(AF_BLUE, LOW);
break;
default:
break;
}
}
#endif
void CHD44780::setIdle()
{
::lcdClear(m_fd);
#ifdef ADAFRUIT_DISPLAY
adafruittLCDColour(AC_WHITE);
#endif
if (m_pwm) {
if (m_pwmPin != 1U)
::softPwmWrite(m_pwmPin, m_pwmDim);
else
::pwmWrite(m_pwmPin, (m_pwmDim / 100) * 1024);
}
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "%-6s / %u", m_callsign.c_str(), m_dmrid);
::lcdPosition(m_fd, 0, 1);
::lcdPuts(m_fd, "MMDVM Idle");
m_dmr = false;
}
void CHD44780::setError(const char* text)
{
assert(text != NULL);
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
::lcdClear(m_fd);
if (m_pwm) {
if (m_pwmPin != 1U)
::softPwmWrite(m_pwmPin, m_pwmBright);
else
::pwmWrite(m_pwmPin, (m_pwmBright / 100) * 1024);
}
::lcdPosition(m_fd, 0, 0);
::lcdPuts(m_fd, "MMDVM");
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%s ERROR", text);
m_dmr = false;
}
void CHD44780::setLockout()
{
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
::lcdClear(m_fd);
if (m_pwm) {
if (m_pwmPin != 1U)
::softPwmWrite(m_pwmPin, m_pwmBright);
else
::pwmWrite(m_pwmPin, (m_pwmBright / 100) * 1024);
}
::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)
{
assert(my1 != NULL);
assert(my2 != NULL);
assert(your != NULL);
assert(type != NULL);
assert(reflector != NULL);
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
::lcdClear(m_fd);
if (m_pwm) {
if (m_pwmPin != 1U)
::softPwmWrite(m_pwmPin, m_pwmBright);
else
::pwmWrite(m_pwmPin, (m_pwmBright / 100) * 1024);
}
::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);
} 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
::sprintf(buffer, "%.8s<%.8s", your, reflector);
::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];
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()
{
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_ICE);
#endif
if (m_rows == 2U && m_cols == 16U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
} 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 std::string& src, bool group, const std::string& dst, const char* type)
{
assert(type != NULL);
if (!m_dmr) {
::lcdClear(m_fd);
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_GREEN);
#endif
if (m_pwm) {
if (m_pwmPin != 1U)
::softPwmWrite(m_pwmPin, m_pwmBright);
else
::pwmWrite(m_pwmPin, (m_pwmBright / 100) * 1024);
}
if (m_rows == 2U && m_cols == 16U) {
if (slotNo == 1U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
} else {
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
}
} 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);
}
} else if (m_rows == 4U && m_cols == 20U) {
::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);
}
} else if (m_rows == 2U && m_cols == 40U) {
if (slotNo == 1U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, LISTENING);
} else {
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, LISTENING);
}
}
}
if (m_rows == 2U && m_cols == 16U) {
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
char buffer[16U];
if (slotNo == 1U) {
::sprintf(buffer, "%s >%s%s", src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
::sprintf(buffer, "%s >%s%s", src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
} else if (m_rows == 4U && m_cols == 16U) {
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
char buffer[16U];
if (slotNo == 1U) {
::sprintf(buffer, "%s %s >%s%s", type, src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
::sprintf(buffer, "%s %s >%s%s", type, src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
} else if (m_rows == 4U && m_cols == 20U) {
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
char buffer[20U];
if (slotNo == 1U) {
::sprintf(buffer, "%s %s > %s%s", type, src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
::sprintf(buffer, "%s %s > %s%s", type, src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 2);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
} else if (m_rows == 2U && m_cols == 40U) {
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
char buffer[40U];
if (slotNo == 1U) {
::sprintf(buffer, "%s %s > %s%s", type, src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 0);
::lcdPrintf(m_fd, "1 %.*s", m_cols - 2U, buffer);
} else {
::sprintf(buffer, "%s %s > %s%s", type, src.c_str(), group ? "TG" : "", dst.c_str());
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "2 %.*s", m_cols - 2U, buffer);
}
}
m_dmr = true;
}
void CHD44780::clearDMR(unsigned int slotNo)
{
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_ICE);
#endif
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);
}
} 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);
}
} 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);
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_RED);
#endif
::lcdClear(m_fd);
if (m_pwm) {
if (m_pwmPin != 1U)
::softPwmWrite(m_pwmPin, m_pwmBright);
else
::pwmWrite(m_pwmPin, (m_pwmBright / 100) * 1024);
}
::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);
} 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()
{
#ifdef ADAFRUIT_DISPLAY
adafruitLCDColour(AC_ICE);
#endif
if (m_rows == 2U && m_cols == 16U) {
::lcdPosition(m_fd, 0, 1);
::lcdPrintf(m_fd, "%.*s", m_cols, LISTENING);
} 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()
{
}