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fa-lcd.ino
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/******************************************************************************
*
* This file is part of the Arduino-Arcs project, see
* https://github.com/pavelmc/arduino-arcs
*
* Copyright (C) 2016...2017 Pavel Milanes (CO7WT) <[email protected]>
*
* This program is free software under the GNU GPL v3.0
*
* ***************************************************************************/
#ifdef LCD
#ifdef ABUT
// check some values don't go below zero, as some values are not meant
// to be below zero, this check and fix that
void belowZero(long *value) { if (*value < 0) *value = 0; }
// update the setup values
void updateSetupValues(int dir) {
// we are in setup mode, showing or modifying?
if (!inSetup) {
// just showing, show the config on the LCD
updateShowConfig(dir);
} else {
// I'm modifying, switch on the config item
switch (config) {
case CONFIG_IF:
// change the IF value
u.ifreq += getStep() * dir;
belowZero(&u.ifreq);
break;
case CONFIG_IF2:
// change the high IF value
u.if2 += getStep() * dir;
belowZero(&u.if2);
break;
case CONFIG_VFO_A:
case CONFIG_VFO_B:
// update freq
updateFreq(dir);
break;
case CONFIG_MODE_A:
case CONFIG_MODE_B:
// update mode
changeMode();
break;
case CONFIG_USB:
// change the mode to USB
*ptrMode = MODE_USB;
// change the USB BFO
u.usb += getStep() * dir;
break;
case CONFIG_CW:
// change the mode to CW
*ptrMode = MODE_CW;
// change the CW BFO
u.cw += getStep() * dir;
break;
case CONFIG_PPM:
// change the Si5351 PPM
u.ppm += getStep() * dir;
// instruct the lib to use the new ppm value
CXTAL = XTAL + u.ppm;
// reset the Si5351
Si5351_resets();
break;
}
// for all cases update the freqs
updateAllFreq();
// update el LCD
showModConfig();
}
}
// update the configuration item before selecting it
void updateShowConfig(int dir) {
// move the config item, it's a byte, so we use a temp var here
int tconfig = config;
tconfig += dir;
if (tconfig > CONFIG_MAX) tconfig = 0;
if (tconfig < 0) tconfig = CONFIG_MAX;
config = tconfig;
// force specific VFO/MODE operations by config items
// force VFO A Operation
tbool = (config == CONFIG_VFO_A) or (config == CONFIG_MODE_A);
if (tbool) swapVFO(1);
// force VFO B Operation
tbool = (config == CONFIG_VFO_B) or (config == CONFIG_MODE_B);
if (tbool) swapVFO(0);
// force USB
if (config == CONFIG_USB) *ptrMode = MODE_USB;
// force CW
if (config == CONFIG_CW) *ptrMode = MODE_CW;
// force LSB for all config modes with no specific mode
tbool = (config == CONFIG_IF) or (config == CONFIG_IF2);
tbool |= (config == CONFIG_PPM);
if (tbool) *ptrMode = MODE_LSB;
// set all freqs to apply any changes
updateAllFreq();
// update the LCD
showConfig();
}
// show the labels of the config
void showConfigLabels() {
switch (config) {
case CONFIG_IF:
lcd.print(F(" Main IF freq. "));
break;
case CONFIG_IF2:
lcd.print(F(" High IF (opt) "));
break;
case CONFIG_VFO_A:
case CONFIG_VFO_B:
lcd.print(F(" VFO "));
vfoLetter();
lcd.print(F(" freq "));
break;
case CONFIG_MODE_A:
case CONFIG_MODE_B:
lcd.print(F(" VFO "));
vfoLetter();
lcd.print(F(" mode "));
break;
case CONFIG_USB:
lcd.print(F(" BFO freq. USB "));
break;
case CONFIG_CW:
lcd.print(F(" BFO freq. CW "));
break;
case CONFIG_PPM:
lcd.print(F("Si5351 PPM error"));
break;
}
}
// show the setup main menu
void showConfig() {
// we have update the whole LCD screen
lcd.setCursor(0, 0);
lcd.print(F("#> SETUP MENU <#"));
lcd.setCursor(0, 1);
// show the specific item label
showConfigLabels();
}
// show the mode for the passed mode in setup mode
void showModeSetup(byte mode) {
// now I have to print it out
lcd.setCursor(0, 1);
spaces(11);
showModeLcd(mode); // this one has a implicit extra space after it
}
// show the ppm as a signed long
void showConfigValue(long val) {
// add spacers
spaces(3);
// Show the sign only on config and not VFO & IF
boolean t;
t = (config == CONFIG_VFO_A) or (config == CONFIG_VFO_B);
t |= (config == CONFIG_IF);
if (!runMode and !t) showSign(val);
// print it
formatFreq(abs(val));
// if on normal mode we show in 10 Hz
if (runMode) lcd.print("0");
lcd.print(F("Hz"));
}
// update the specific setup item
void showModConfig() {
lcd.setCursor(0, 0);
showConfigLabels();
// show the specific values
lcd.setCursor(0, 1);
switch (config) {
case CONFIG_IF:
showConfigValue(u.ifreq);
break;
case CONFIG_IF2:
showConfigValue(u.if2);
break;
case CONFIG_VFO_A:
case CONFIG_VFO_B:
showConfigValue(*ptrVFO);
break;
case CONFIG_MODE_A:
case CONFIG_MODE_B:
showModeSetup(*ptrMode);
break;
case CONFIG_USB:
showConfigValue(u.usb);
break;
case CONFIG_CW:
showConfigValue(u.cw);
break;
case CONFIG_PPM:
showConfigValue(u.ppm);
break;
}
}
#endif // abut|rotary
// print the sign of a passed parameter
void showSign(long val) {
// just print it
if (val > 0) lcd.print("+");
if (val < 0) lcd.print("-");
if (val == 0) lcd.print(" ");
}
// print a string of spaces, to save some flash/eeprom "space"
void spaces(byte m) {
// print m spaces in the LCD
while (m) { lcd.print(" "); m--; }
}
// format the freq to easy viewing
void formatFreq(long freq) {
// for easy viewing we format a freq like 7.110 to 7.110.00
long t;
// Mhz part
t = freq / 1000000;
if (t < 10) lcd.print(" ");
if (t == 0) {
spaces(2);
} else {
lcd.print(t);
// first dot: optional
lcd.print(".");
}
// Khz part
t = (freq % 1000000);
t /= 1000;
if (t < 100) lcd.print("0");
if (t < 10) lcd.print("0");
lcd.print(t);
// second dot: forced
lcd.print(".");
// hz part
t = (freq % 1000);
if (t < 100) lcd.print("0");
// check if in config and show up to 1hz resolution
if (!runMode) {
if (t < 10) lcd.print("0");
lcd.print(t);
} else {
lcd.print(t/10);
}
}
// main update Lcd procedure
void updateLcd() {
// need to check if memories are available
#ifdef MEMORIES
// VFO or memory
if (vfoMode) {
// VFO mode, normal LCD
vfoUpdateLcd();
} else {
memUpdateLcd();
}
#else
vfoUpdateLcd();
#endif // memories
}
#ifdef MEMORIES
// lcd update in mem mode
void memUpdateLcd() {
/******************************************************
* 0123456789abcdef
* ------------------
* |01 14.280.25 lsb|
*
******************************************************/
// first line
lcd.setCursor(0, 0);
// channel number with provision for the leading space below 10
if (mem < 10) lcd.print("0");
lcd.print(mem);
lcd.print(" ");
lcdRefresh();
}
#endif // memories
// lcd update in normal mode
void vfoUpdateLcd() {
/******************************************************
* 0123456789abcdef
* ------------------
* |A* 14.280.25 lsb| normal
*
* |A 14.280.25 lsb| split
******************************************************/
// first line
lcd.setCursor(0, 0);
// active vfo
vfoLetter();
// split?
if (split) {
// ok, show the split status as a * sign
lcd.print("* ");
} else {
// print a separator.
spaces(2);
}
// main lcd routine
lcdRefresh();
}
// refresh the lcd routine
void lcdRefresh() {
#ifdef MEMORIES
if (!vfoMode and !memo.configured) {
// memory not configured, so not showing the freq
lcd.print(F("--.---.-- ---"));
} else {
// show VFO and mode
formatFreq(*ptrVFO);
// space and mode
spaces(1);
showModeLcd(*ptrMode);
}
#else
// show VFO and mode
formatFreq(*ptrVFO);
spaces(1);
showModeLcd(*ptrMode);
#endif
// second line
lcd.setCursor(0, 1);
if (tx) {
lcd.print(F("TX "));
} else {
lcd.print(F("RX "));
}
// if we have a RIT or steps we manage it here and the bar will hold
if (ritActive) showRit();
}
// show rit in LCD
void showRit() {
/***********************************************************************
* RIT show something like this on the line of the non active VFO
*
* |0123456789abcdef|
* |----------------|
* |RX RIT -9.99 khz|
* |----------------|
*
* WARNING !!! If the user change the VFO we need to *RESET*
* & disable the RIT ASAP.
*
**********************************************************************/
// get the active VFO to calculate the deviation & scale it down
long diff = (*ptrVFO - tvfo)/10;
// we start on line 2, char 3 of the second line
lcd.setCursor(3, 1);
lcd.print(F("RIT "));
// show the difference in Khz on the screen with sign
// diff can overflow the input of showSign, so we scale it down
showSign(diff);
// print the freq now, we have a max of 10 Khz (9.990 Khz)
diff = abs(diff);
// Khz part (999)
word t = diff / 100;
lcd.print(t);
lcd.print(".");
// hz part
t = diff % 100;
if (t < 10) lcd.print("0");
lcd.print(t);
spaces(1);
// unit
lcd.print(F("kHz"));
}
// show the mode on the LCD
void showModeLcd(byte mode) {
// print it
switch (mode) {
case MODE_LSB:
lcd.print(F("LSB "));
break;
case MODE_USB:
lcd.print(F("USB "));
break;
case MODE_CW:
lcd.print(F("CW "));
break;
}
}
// show the vfo step
void showStep() {
// in nomal or setup mode?
if (runMode) {
// in normal mode is the second line, third char
lcd.setCursor(3, 1);
} else {
// in setup mode is just in the begining of the second line
lcd.setCursor(0, 1);
}
// show it
switch (step) {
case 1:
lcd.print(F(" 1Hz"));
break;
case 2:
lcd.print(F(" 10Hz"));
break;
case 3:
lcd.print(F("100Hz"));
break;
case 4:
lcd.print(F(" 1kHz"));
break;
case 5:
lcd.print(F("10kHz"));
break;
case 6:
lcd.print(F(" 100k"));
break;
case 7:
lcd.print(F(" 1MHz"));
break;
}
spaces(11);
}
#endif // lcd