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SX1281_QO100_TX.ino
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//
// 2021-08 QO-100 SAT CW Transmitter with OLED Display
// by Jan Uhrin, OM2JU and Ondrej Kolonicny, OK1CDJ
//
//
//
// Power level settings - from documentation of LoRa128xF27 module
// LEV dBm mA Reg value
// 9 26.4 520 13
// 8 25.5 426 10
// 7 23.4 343 7
// 6 20.85 268 4
// 5 18.26 229 1
// 4 15.2 182 -2
// 3 12.3 155 -5
// 2 9.3 138 -8
// 1 6.0 130 -12
// 0 3.0 125 -15
//
// SX128x datasheet: Pout (dB) = -18 + Reg_Value
//
//
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
#include <Preferences.h>
#include <WiFi.h>
#include <ESPAsyncWebServer.h>
#include <AsyncUDP.h>
#include <SPIFFS.h>
#include "time.h"
#include <SPI.h> //the lora device is SPI based so load the SPI library
#include <SX128XLT.h> //include the appropriate library
#include "Settings.h" //include the setiings file, frequencies, LoRa settings etc
#define UDP_PORT 6789 // UDP port for CW
#define SCREEN_WIDTH 128 // OLED display width, in pixels
#define SCREEN_HEIGHT 64 // OLED display height, in pixels
// Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
#define OLED_RESET -1 // Reset pin # (or -1 if sharing Arduino reset pin)
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
#define PUSH_BTN_PRESSED 0
#define ReadPushBtnVal() pushBtnVal=digitalRead(ROTARY_ENC_PUSH)
#define WAIT_Push_Btn_Release(milisec) delay(milisec);while(digitalRead(ROTARY_ENC_PUSH)==0){}
#define TIMER_PERIOD_USEC 2500 // 2500 = 2.5 msec, 3500 = 3.5 msec
// Webserver
AsyncWebServer server(80);
AsyncUDP udp;
QueueHandle_t queue;
String ssid = "";
String ssid_ap = "QO100TX";
String password = "";
String apikey = "";
String sIP = "";
String sGateway = "";
String sSubnet = "";
String sPrimaryDNS = "";
String sSecondaryDNS = "";
String wifiNetworkList = "";
String spwr = "";
String message;
String sspeed = "20";
String sfreq;
String scmd;
uint32_t speed = 20;
// web server requests
const char* PARAM_MESSAGE = "message";
const char* PARAM_FRQ_INDEX = "frq_index";
const char* PARAM_SPEED = "speed";
const char* PARAM_PWR = "pwr";
const char* PARAM_SSID = "ssid";
const char* PARAM_PASSWORD = "password";
const char* PARAM_APIKEY = "apikey";
const char* PARAM_DHCP = "dhcp";
const char* PARAM_CON = "con";
const char* PARAM_SUBNET = "subnet";
const char* PARAM_GATEWAY = "gateway";
const char* PARAM_PDNS = "pdns";
const char* PARAM_SDNS = "sdns";
const char* PARAM_LOCALIP = "localip";
const char* PARAM_CMD_B = "cmd_B";
const char* PARAM_CMD_C = "cmd_C";
const char* PARAM_CMD_D = "cmd_D";
const char* PARAM_CMD_T = "cmd_T";
const char* PARAM_CMD_M1 = "cmd_M1";
const char* PARAM_CMD_M2 = "cmd_M2";
const char* PARAM_CMD_M3 = "cmd_M3";
const char* PARAM_CMD_M4 = "cmd_M4";
const char* PARAM_VAL = "val";
bool wifiConfigRequired = false;
bool wifiSoftAP = false;
bool dhcp = true; // dhcp enable disble
bool con = false; // connection type wifi false
IPAddress IP;
IPAddress gateway;
IPAddress subnet;
IPAddress primaryDNS;
IPAddress secondaryDNS;
// Program state
enum state_t {
S_RUN = 0,
S_RUN_RUN,
S_TOP_MENU_ITEMS,
S_RUN_CQ,
S_SET_SPEED_WPM,
S_SET_OUTPUT_POWER,
S_SET_KEYER_TYPE,
S_SET_FREQ_OFFSET,
S_SET_BUZZER_FREQ,
S_SET_PTT_TIMEOUT,
S_SET_TEXT_GENERIC,
S_SET_ROTARY_ENC_DIRECTION,
S_WIFI_RECONNECT,
S_RUN_BEACON,
S_RUN_BEACON_HELL
} program_state;
// States when text value is modified
enum set_text_state_t {
S_SET_MY_CALL = 0,
S_SET_WIFI_SSID,
S_SET_WIFI_PWD,
S_SET_M1_TEXT, // Memory 1
S_SET_M2_TEXT, // Memory 2
S_SET_M3_TEXT, // Memory 3
S_SET_M4_TEXT // Memory 4
} set_text_state;
// Perl script to dump out power reg. setting, dBm value, and mWatt value
// for($i=-1;$i<13;$i++) { print $i+1 . " "; print 18.26+0.7*$i . " " . 10**((18.26+0.7*$i)/10). "\n"; }
// 0 17.56 57.0164272280748
// 1 18.26 66.9884609416526
// 2 18.96 78.7045789695099
// 3 19.66 92.4698173938223
// 4 20.36 108.642562361707
// 5 21.06 127.643880881134
// 6 21.76 149.968483550237
// 7 22.46 176.197604641163
// 8 23.16 207.014134879104
// 9 23.86 243.220400907382
// 10 24.56 285.759054337495
// 11 25.26 335.737614242955
// 12 25.96 394.457302075279
// 13 26.66 463.446919736288
//
//
#define PowerArrayMiliWatt_Size 6
// { Power_mW, Reg-setting }
const uint32_t PowerArrayMiliWatt [][2] = {
{ 0, 0 }, // 0mW = no output power, special case
{ 50, 0 }, // cca 50 mW
{ 100, 4 }, // cca 100 mW
{ 200, 8 }, // cca 200 mW
{ 330, 11 }, // cca 300 mW
{ 460, 13 } // cca 460 mW 13+18 = 31 --> max value
};
//
// Menu definition
const char * TopMenuArray[] = {
"1. < Back / ", // shorter as we display version afterwards
"2. CQ... ",
"3. Set WPM ",
"4. Set Out Power ",
"5. Set Keyer Typ ",
"6. Set Offset Hz ",
"7. Set Buzzer Freq",
"8. Set PTT timeout",
"9. Set My Call ",
"10. Set Play Mem_1",
"11. Set Play Mem_2",
"12. Set Play Mem_3",
"13. Set Play Mem_4",
"14. Set WiFi SSID ",
"15. Set WiFi PWD ",
"16. WiFi Reconnect",
"17. Set EncoderDir",
"18. Beacon (vvv) ",
"19. Beacon FHELL "
};
//
// Rotary Encoder structure
struct RotaryEncounters
{
int32_t cntVal; // actual value
int32_t cntMin; // minimum
int32_t cntMax; // maximum
int32_t cntIncr; // increment
int32_t cntValOld; // for detection if value has changed
};
hw_timer_t * timer = NULL;
//TFT_eSPI tft = TFT_eSPI(); // Invoke library, pins defined in User_Setup.h
SX128XLT LT; // Create a library class instance called LT
#define DOT 0
#define DASH 1
uint8_t rotaryA_Val = 0xFF;
uint8_t rotaryB_Val = 0xFF;
uint8_t RotaryEnc_Pin_A = ROTARY_ENC_A;
uint8_t RotaryEnc_Pin_B = ROTARY_ENC_B;
uint8_t ISR_cnt = 0;
uint8_t cntIncrISR;
uint32_t loopCnt = 0;
uint32_t menuIndex;
uint32_t timeout_cnt = 0;
uint8_t keyerVal = 1;
uint8_t lastPlayedPad = DOT;
uint8_t iambicBfinishFlag;
uint8_t pushBtnVal = 1;
uint8_t keyerCWstarted = 0;
uint8_t pushBtnPressed = 0;
uint8_t stop = 0;
uint32_t tmp32a, tmp32b;
uint32_t FreqWord = 0;
uint32_t FreqWordNoOffset = 0;
uint32_t WPM_dot_delay;
uint32_t WPM_dash_delay;
uint32_t PttTimeoutCnt = 0;
uint32_t PttTimeoutCntStartValue;
char freq_ascii_buf[20]; // Buffer for formatting of FREQ value
char general_ascii_buf[128];
uint8_t general_ascii_buf_index = 0;
char mycall_ascii_buf[64];
char wifi_ssid_ascii_buf[64];
char wifi_pwd_ascii_buf[64];
bool params_set_by_udp_packet = false;
char morse_c, morse_c_old;
String s_M1_ascii_buf; // Memory-1
String s_M2_ascii_buf; // Memory-2
String s_M3_ascii_buf; // Memory-3
String s_M4_ascii_buf; // Memory-4
String s_mycall_ascii_buf;
//String s_wifi_ssid_ascii_buf;
//String s_wifi_pwd_ascii_buf;
String s_general_ascii_buf;
String udpdataString;
char cq_message_buf[] = "CQ CQ DE ";
char cq_message_end_buf[] = " +K";
char beacon_message_buf[] = "VVV VVV VVV TEST ";
char eee_message_buf[] = "E E E E E E E E E E E E E E E E E E E E E E E E E";
RotaryEncounters RotaryEnc_FreqWord;
RotaryEncounters RotaryEnc_MenuSelection;
RotaryEncounters RotaryEnc_KeyerSpeedWPM;
RotaryEncounters RotaryEnc_KeyerType;
RotaryEncounters RotaryEnc_OffsetHz;
RotaryEncounters RotaryEnc_BuzzerFreq;
RotaryEncounters RotaryEnc_PttTimeout;
RotaryEncounters RotaryEnc_OutPowerMiliWatt;
RotaryEncounters RotaryEnc_TextInput_Char_Index;
RotaryEncounters RotaryEncISR;
RotaryEncounters RotaryEnc_RotaryEnc_Dir;
Preferences preferences;
// Copy values of variable pointed by r1 to RotaryEncISR variable
void RotaryEncPush(RotaryEncounters *r1) {
RotaryEncISR = *r1;
RotaryEncISR.cntValOld = RotaryEncISR.cntVal + 1; // Make Old value different from actual in order to e.g. force initial update of display
}
// Copy values of RotaryEncISR variable to variable pointed by r1
void RotaryEncPop(RotaryEncounters *r1) {
*r1 = RotaryEncISR;
}
// Display - Prepare box and cursor for main field
void display_mainfield_begin(uint8_t x) {
display.setTextColor(WHITE);
//display.clearDisplay();
display.fillRect(1, 10, SCREEN_WIDTH - 2, 35, BLACK); // x, y, width, height
display.setTextSize(1);
display.setCursor(x, 25);
}
// Display - Prepare box and cursor for value field
void display_valuefield_begin () {
display.fillRect(5, 43 - 2, SCREEN_WIDTH - 10, 12, WHITE); // x, y, width, height
display.fillRect(6, 43 - 2 + 1, SCREEN_WIDTH - 10 - 2, 12 - 2, BLACK); // x, y, width, height
display.setTextColor(WHITE);
display.setTextSize(1);
display.setCursor(20, 43);
//display.fillRect(10,30,90,50,BLACK);
}
// Display - Clear the valuefield box
void display_valuefield_clear () {
display.fillRect(5, 43 - 2, SCREEN_WIDTH - 10, 12, BLACK); // x, y, width, height
}
// Display - show values on status bar
void display_status_bar () {
// Delete old info by drawing rectangle
display.fillRect(0, SCREEN_HEIGHT - 9 - 9, SCREEN_WIDTH, 9 + 9, WHITE); // x, y, width, height
display.fillRect(0, 0, SCREEN_WIDTH, 9, WHITE); // x, y, width, height
//
display.setTextColor(BLACK);
display.setTextSize(1);
//
// Display MY_CALL, configured WPM (or Straight keyer) and configured power in mW
display.setCursor(1, 1); // 7 is the font height
display.print(s_mycall_ascii_buf);
display.setCursor(52, 1); // 7 is the font height
if ((RotaryEnc_KeyerType.cntVal) == 1) {
display.print("Strgh,");
} else {
display.print(RotaryEnc_KeyerSpeedWPM.cntVal);
if ((RotaryEnc_KeyerType.cntVal) == 0) {
display.print("wpA,");
} else {
display.print("wpB,");
}
}
display.print(PowerArrayMiliWatt[RotaryEnc_OutPowerMiliWatt.cntVal][0]);
display.print("mW");
// Display WiFi SSID and IP address
display.setCursor(1, SCREEN_HEIGHT - 8 - 8); // 7 is the font height
display.print(wifiSoftAP == false ? ssid.c_str() : ssid_ap.c_str());
display.setCursor(1, SCREEN_HEIGHT - 8); // 7 is the font height
display.print(IP);
display.display();
}
// Limit values of RotaryEncISR.cntVal
void limitRotaryEncISR_values() {
if (RotaryEncISR.cntVal >= RotaryEncISR.cntMax) {
RotaryEncISR.cntVal = RotaryEncISR.cntMax;
}
if (RotaryEncISR.cntVal <= RotaryEncISR.cntMin) {
RotaryEncISR.cntVal = RotaryEncISR.cntMin;
}
}
// Calculate duration of DOT from WPM
void Calc_WPM_dot_delay ( uint32_t wpm) {
WPM_dot_delay = (uint32_t) (double(1200.0) / (double) wpm);
WPM_dash_delay = WPM_dot_delay+WPM_dot_delay+WPM_dot_delay;
}
// Calculate duration of DOT from WPM - make it a bit longer so that UDP keyer plays slower
void Calc_WPM_dot_delay_a_bit_slower ( uint32_t wpm) {
WPM_dot_delay = (uint32_t) (double(1200.0) / (double) wpm) + 1;
WPM_dash_delay = WPM_dot_delay+WPM_dot_delay+WPM_dot_delay;
}
//
// Refer to SX1280/1281 datasheet, state diagram in page 57. - Figure 10-1: Transceiver Circuit Modes
//
// 1. Command SET_TXCONTINUOUSWAVE will get the TRX state machine to TX mode
// 2. Command SET_FS will get the TRX state machine to FS mode (Freq. Synthesis)
//
// We should never go to STDBY mode since we want that PLL always runs
//
// Start CW - from FS to TX mode
void startCW() {
PttTimeoutCnt = PttTimeoutCntStartValue;
digitalWrite(PTT_OUT, 1);
digitalWrite(LED1, LOW);
ledcWriteTone(3, RotaryEnc_BuzzerFreq.cntVal);
if (RotaryEnc_OutPowerMiliWatt.cntVal > 0) {
LT.txEnable();
LT.writeCommand(RADIO_SET_TXCONTINUOUSWAVE, 0, 0);
}
}
// Stop CW - from TX to FS mode
void stopCW() {
digitalWrite(LED1, HIGH);
ledcWriteTone(3, 0);
if (RotaryEnc_OutPowerMiliWatt.cntVal > 0) {
LT.writeCommand(RADIO_SET_FS, 0, 0); // This will terminate TXCONTINUOUSWAVE
LT.rxEnable(); // No real need for this but it saves power
}
}
//-----------------------------------------------------------------------------
// Encoding a character to Morse code and playing it
void morseEncode ( unsigned char rxd ) {
uint8_t i, j, m, mask, morse_len;
// rxd is already uppercase
//if (rxd >= 97 && rxd < 123) { // > 'a' && < 'z'
// rxd = rxd - 32; // make the character uppercase
//}
//
if ((rxd < 97) && (rxd > 12)) { // above 96 no valid Morse characters
m = Morse_Coding_table[rxd - 32];
morse_len = (m >> 5) & 0x07;
mask = 0x10;
if (morse_len >= 6) {
morse_len = 6;
mask = 0x20;
}
//
for (i = 0; i < morse_len; i++) {
startCW();
if ((m & mask) > 0x00) { // Dash
delay(WPM_dot_delay);
delay(WPM_dot_delay);
delay(WPM_dot_delay);
} else { // Dot
delay(WPM_dot_delay);
}
stopCW();
// Dot-wait between played dot/dash
delay(WPM_dot_delay);
mask = mask >> 1;
} //end for(i=0...
// Dash-wait between characters
delay(WPM_dot_delay);
delay(WPM_dot_delay);
delay(WPM_dot_delay);
//
} //if (rxd < 97...
}
// Morse encode including non playable characters with length up to 6 dots/dashes
// Ok, this could be combined with former morseEncode, but keeping it separate for sake of clarity...
void morseEncode2 ( uint8_t rxd ) {
uint8_t i, j, m, mask, morse_len;
rxd -= 128;
morse_len = Morse_Coding_table2[rxd]>>8;
m = Morse_Coding_table2[rxd] & 0xFF;
mask = 1<<(morse_len-1);
//
for (i = 0; i < morse_len; i++) {
startCW();
if ((m & mask) > 0x00) { // Dash
delay(WPM_dot_delay);
delay(WPM_dot_delay);
delay(WPM_dot_delay);
} else { // Dot
delay(WPM_dot_delay);
}
stopCW();
// Dot-wait between played dot/dash
delay(WPM_dot_delay);
mask = mask >> 1;
} //end for(i=0...
// Dash-wait between characters
delay(WPM_dot_delay);
delay(WPM_dot_delay);
delay(WPM_dot_delay);
//
}
// Encoding a character to Morse code and playing it
void morsePlay ( unsigned char rxd, int dotDelay) {
uint8_t i, j, m, mask, morse_len;
// rxd is already uppercase
//if (rxd >= 97 && rxd < 123) { // > 'a' && < 'z'
// rxd = rxd - 32; // make the character uppercase
//}
//
if ((rxd < 97) && (rxd > 12)) { // above 96 no valid Morse characters
m = Morse_Coding_table[rxd - 32];
morse_len = (m >> 5) & 0x07;
mask = 0x10;
if (morse_len >= 6) {
morse_len = 6;
mask = 0x20;
}
//
for (i = 0; i < morse_len; i++) {
//startCW();
ledcWriteTone(3, 784); // tone g
if ((m & mask) > 0x00) { // Dash
delay(dotDelay);
delay(dotDelay);
delay(dotDelay);
} else { // Dot
delay(dotDelay);
}
//stopCW();
ledcWriteTone(3, 0);
// Dot-wait between played dot/dash
delay(dotDelay);
mask = mask >> 1;
} //end for(i=0...
// Dash-wait between characters
delay(dotDelay);
delay(dotDelay);
delay(dotDelay);
//
} //if (rxd < 97...
}
void notFound(AsyncWebServerRequest *request) {
request->send(404, "text/plain", "Not found");
}
// process replacement in html pages
String processor(const String& var) {
if (var == "FRQ_INDEX") {
return String(RotaryEncISR.cntVal);
}
if (var == "MYCALL") {
return s_mycall_ascii_buf;
}
if (var == "SPEED") {
return sspeed;
}
if (var == "NETWORKS" ) {
return wifiNetworkList;
}
if (var == "PWR" ) {
String rsp;
String pwst;
int n = PowerArrayMiliWatt_Size;
for (int i = 0; i < n; ++i) {
pwst = String(PowerArrayMiliWatt[i][0]);
rsp += "<option value=\"" + String(i) + "\" ";
if (RotaryEnc_OutPowerMiliWatt.cntVal == i) rsp += "SELECTED";
rsp += ">" + pwst + "</option>";
}
return rsp;
}
if (var == "APIKEY") {
return apikey;
}
if (var == "DHCP") {
String rsp = "";
if (dhcp) rsp = "checked";
return rsp;
}
if (var == "LOCALIP") {
return sIP;
}
if (var == "SUBNET") {
return sSubnet;
}
if (var == "GATEWAY") {
return sGateway;
}
if (var == "PDNS") {
return sPrimaryDNS;
}
if (var == "SDNS") {
return sSecondaryDNS;
}
return String();
}
void savePrefs()
{
//preferences.begin("my-app", false); -- We assume this has been already called
preferences.putString("ssid", ssid);
preferences.putString("password", password);
preferences.putString("apikey", apikey);
preferences.putBool("dhcp", dhcp);
preferences.putBool("con", con);
preferences.getString("ip", sIP);
preferences.getString("gateway", sGateway);
preferences.getString("subnet", sSubnet);
preferences.getString("pdns", sPrimaryDNS);
preferences.getString("sdns", sSecondaryDNS);
preferences.end(); // We can call preferences.end since after that we reboot
}
bool next_char_repeated_flag;
bool play_flag;
char morse_c_repeat_head;
// Task SendMorse
void SendMorse_old_no_Queue ( void * parameter) {
Serial.print("Send morse Task running on core ");
Serial.println(xPortGetCoreID());
for (;;) { //infinite loop
if (message != "") {
message.toUpperCase();
int stri = message.length();
for (int i = 0; i < stri; i++) {
morse_c = message.charAt(i);
if (morse_c >= 128) {
// if morse_c >=128 we are sending non/defined morse characted which is encoded by Encode2 routine
morseEncode2(morse_c);
} else {
// Encoding of regular Morse character
morseEncode(morse_c);
}
if (stri < message.length()) {
stri = message.length();
}
//
}
message = "";
}
vTaskDelay(20);
}
}
// Task SendMorse
void SendMorse ( void * parameter) {
Serial.print("Send morse Task running on core ");
Serial.println(xPortGetCoreID());
for (;;) { //infinite loop
if (xQueueReceive(queue, (void *)&morse_c, 0) == pdTRUE) {
//Serial.printf("M %d %d %d", morse_c, morse_c_old, next_char_repeated_flag);
//Serial.println();
// From UDP_KEYER we are receiving:
// 1. Normal Morse character
// 2. Repeated Morse character with header 0x0a (playable) or 0x15 (non-playable) followed by character itself (having value >= 128)
// Play-flag controls whether the character is played
play_flag = true;
//
// If actual one is repeated - check if it is the same as previous one and if not then we assume it was missed and therefore let it play
if (next_char_repeated_flag == true) {
if (morse_c_repeat_head == 0x0a) {
morse_c -= 128;
}
if (morse_c == morse_c_old) {
play_flag = false;
//Serial.println();
} else {
//Serial.println("Repeat activated !");
//Serial.println();
}
}
//
if (play_flag == true) {
if (morse_c >= 128) {
//
// We need to keep compatibility with CWDaemon, therefore it might seem that we make it complicated...
//
// if c >=128 we are sending undefined morse characted which is encoded by Encode2 routine
morseEncode2(morse_c);
} else {
// Encoding of regular Morse character
morseEncode(morse_c);
}
} // end play_flag...
//
// Check if it is repetition-header
if ((morse_c == 0x0a) || (morse_c == 0x15)) {
next_char_repeated_flag = true;
morse_c_repeat_head = morse_c;
} else {
next_char_repeated_flag = false;
morse_c_old = morse_c;
}
//
} // end xQueueReceive....
vTaskDelay(13);
}
}
// Send all characters in message String to Queue
void messageQueueSend() {
message.toUpperCase();
int stri = message.length();
for (int i = 0; i < stri; i++) {
char c = message.charAt(i);
xQueueSend(queue, &c, 1000);
}
}
// delay and check if paddles released
uint8_t wpm_delay_and_paddle_check (uint32_t delay_ms, uint8_t keyerReleaseMask2, uint8_t return_val_when_released) {
uint8_t return_val = 0;
// delay WPM_dot_delay with checking if paddles released
//delay(3);
for(uint32_t d=0;d<delay_ms;d++) {
delay(1);
if (RotaryEnc_KeyerType.cntVal == 2) { // if Iambic-B keyer is configured (0 = Iambic-A, 1 = Straight, 2 = Iambic-B)
keyerVal = digitalRead(KEYER_DASH) << 1 | digitalRead(KEYER_DOT);
if ((keyerVal==0x03) || (keyerVal==keyerReleaseMask2)) { return_val = return_val_when_released;} // if during dot/dash playing both keyers released then play additional dash/dot
}
}
return return_val;
}
void loop()
{
//-----------------------------------------
// RotaryEnc_KeyerType.cntVal --> 0 = Iambic-A, 1 = Straight, 2 = Iambic-B
// -- Straight keyer
if (RotaryEnc_KeyerType.cntVal & 0x00000001) {
keyerVal = digitalRead(KEYER_DOT);
// Keyer pressed
if (keyerVal == 0) {
if (keyerCWstarted == 0) {
startCW();
}
keyerCWstarted = 1;
delay(10);
}
// Keyer released
if ((keyerVal == 1) && (keyerCWstarted == 1)) {
keyerCWstarted = 0;
stopCW();
delay(10);
}
} else {
// -- Iambic keywer
keyerVal = digitalRead(KEYER_DASH) << 1 | digitalRead(KEYER_DOT);
iambicBfinishFlag=0;
switch(keyerVal) {
case 0x02: // DOT
startCW();
//delay(WPM_dot_delay);
// here we set iambicBfinishFlag to 0 by passing PADS_NOT_SQUEEZED to function
wpm_delay_and_paddle_check(WPM_dot_delay, 0x02, 0); // delay WPM_dot_delay with checking if paddles released
stopCW();
wpm_delay_and_paddle_check(WPM_dot_delay, 0x02, 0);
lastPlayedPad = DOT;
break;
case 0x01: // DASH
startCW();
// here we set iambicBfinishFlag to 0 by passing PADS_NOT_SQUEEZED to function
wpm_delay_and_paddle_check(WPM_dash_delay, 0x01, 0);
stopCW();
wpm_delay_and_paddle_check(WPM_dot_delay, 0x01, 0);
lastPlayedPad = DASH;
break;
case 0x00: // SQUEEZED = BOTH Paddles pressed
startCW();
if (lastPlayedPad == DOT) {
iambicBfinishFlag = wpm_delay_and_paddle_check(WPM_dash_delay, 0x02, 1);
stopCW();
iambicBfinishFlag += wpm_delay_and_paddle_check(WPM_dot_delay, 0x02, 1);
lastPlayedPad = DASH;
// here iambicBfinishFlag will have max 4
} else {
iambicBfinishFlag = wpm_delay_and_paddle_check(WPM_dot_delay, 0x01, 10);
stopCW();
iambicBfinishFlag += wpm_delay_and_paddle_check(WPM_dot_delay, 0x01, 10);
lastPlayedPad = DOT;
// here iambicBfinishFlag will have max 20
}
break;
case 0x03: // No paddle pressed = no action
break;
default:
break;
}
//
// For Iambic-B keyer play finishing dot or dash if keys released
if (iambicBfinishFlag > 0) {
startCW();
delay(WPM_dot_delay);
if (iambicBfinishFlag >= 10) { // play DASH
delay(WPM_dot_delay);
delay(WPM_dot_delay);
}
stopCW();
delay(WPM_dot_delay);
iambicBfinishFlag=0;
}
} // end else iambic keyer
// Process timeout for display items other than main screen
if (program_state != S_RUN_RUN) {
if (timeout_cnt > 6000) {
display_valuefield_clear();
display_valuefield_begin();
display.print("Timeout...");
display.display();
delay(600);
timeout_cnt = 0;
RotaryEncPush(&RotaryEnc_FreqWord);
program_state = S_RUN;
}
}
//
// PTT
if (PttTimeoutCnt != 0) {
digitalWrite(PTT_OUT, 1);
// Debug info on display - but has performance penalty...
//if (PttTimeoutCnt == PttTimeoutCntStartValue) {
// PttTimeoutFirstLoop = 0;
// display.setTextColor(BLACK);
// display.setTextSize(1);
// display.setCursor(SCREEN_WIDTH-12, SCREEN_HEIGHT - 8); // 7 is the font height
// display.print('|');
// display.display();
//}
PttTimeoutCnt--;
} else {
digitalWrite(PTT_OUT, 0);
// Debug info on display - but has performance penalty...
//display.setTextColor(WHITE);
//display.setTextSize(1);
//display.setCursor(SCREEN_WIDTH-12, SCREEN_HEIGHT - 8); // 7 is the font height
//display.print('|');
//display.display();
}
//
// Main FSM
//-----------------------------------------
switch (program_state) {
//--------------------------------
case S_RUN:
timeout_cnt = 0;
display_valuefield_clear();
program_state = S_RUN_RUN;
break;
//--------------------------------
case S_RUN_RUN:
timeout_cnt = 0;
// Update display with Frequency info when it has changed
if (RotaryEncISR.cntVal != RotaryEncISR.cntValOld) {
limitRotaryEncISR_values();
display_mainfield_begin(23);
format_freq(RegWordToFreq(RotaryEncISR.cntVal), freq_ascii_buf, params_set_by_udp_packet);
params_set_by_udp_packet = false;
display.print(freq_ascii_buf);
display.display();
JUsetRfFrequency(RegWordToFreq(RotaryEncISR.cntVal), RotaryEnc_OffsetHz.cntVal);
display_status_bar();
}
RotaryEncISR.cntValOld = RotaryEncISR.cntVal;
// This has to be at very end since with RotaryEncPush we are making RotaryEncISR.cntValOld different from RotaryEncISR.cntVal
ReadPushBtnVal();
if (pushBtnVal == PUSH_BTN_PRESSED) {
WAIT_Push_Btn_Release(200);
program_state = S_TOP_MENU_ITEMS;
RotaryEncPop(&RotaryEnc_FreqWord);
RotaryEncPush(&RotaryEnc_MenuSelection);
}
break;
//--------------------------------
case S_TOP_MENU_ITEMS:
// Wrap aroud
menuIndex = RotaryEncISR.cntVal % (sizeof(TopMenuArray) / sizeof(TopMenuArray[0]));
// Update display if there is change
if (RotaryEncISR.cntVal != RotaryEncISR.cntValOld) {
timeout_cnt = 0;
display_mainfield_begin(10);
display.print(TopMenuArray[menuIndex]);
if (menuIndex==0) {
display.print(Program_Version);
}
display.display();
}
RotaryEncISR.cntValOld = RotaryEncISR.cntVal;
// Decide into which menu item to go based on selection
ReadPushBtnVal();
if (pushBtnVal == PUSH_BTN_PRESSED) {
WAIT_Push_Btn_Release(200);
RotaryEncPop(&RotaryEnc_MenuSelection);
switch (menuIndex) {
// -----------------------------
case 0:
program_state = S_RUN;
RotaryEncPush(&RotaryEnc_FreqWord); // makes RotaryEncISR.cntValOld different from RotaryEncISR.cntVal ==> forces display update
break;
// -----------------------------
case 1:
program_state = S_RUN_CQ;
display_valuefield_begin();
display.print("CQ...");
display.display();
break;
// -----------------------------
case 2:
program_state = S_SET_SPEED_WPM;
RotaryEncPush(&RotaryEnc_KeyerSpeedWPM); // makes RotaryEncISR.cntValOld different from RotaryEncISR.cntVal ==> forces display update
break;
// -----------------------------
case 3:
program_state = S_SET_OUTPUT_POWER;
RotaryEncPush(&RotaryEnc_OutPowerMiliWatt); // makes RotaryEncISR.cntValOld different from RotaryEncISR.cntVal ==> forces display update
break;
// -----------------------------
case 4:
program_state = S_SET_KEYER_TYPE;
RotaryEncPush(&RotaryEnc_KeyerType); // makes RotaryEncISR.cntValOld different from RotaryEncISR.cntVal ==> forces display update
break;
// -----------------------------
case 5:
program_state = S_SET_FREQ_OFFSET;
RotaryEncPush(&RotaryEnc_OffsetHz); // makes RotaryEncISR.cntValOld different from RotaryEncISR.cntVal ==> forces display update
break;
// -----------------------------
case 6:
program_state = S_SET_BUZZER_FREQ;
RotaryEncPush(&RotaryEnc_BuzzerFreq); // makes RotaryEncISR.cntValOld different from RotaryEncISR.cntVal ==> forces display update
break;
// -----------------------------
case 7:
program_state = S_SET_PTT_TIMEOUT;
RotaryEncPush(&RotaryEnc_PttTimeout); // makes RotaryEncISR.cntValOld different from RotaryEncISR.cntVal ==> forces display update
break;
// -----------------------------
case 8:
program_state = S_SET_TEXT_GENERIC;
set_text_state = S_SET_MY_CALL;
s_general_ascii_buf = s_mycall_ascii_buf.substring(0);
RotaryEncPush(&RotaryEnc_TextInput_Char_Index);
RotaryEncISR.cntVal = s_general_ascii_buf[0];
general_ascii_buf_index = 0;
break;
// -----------------------------
case 9:
program_state = S_SET_TEXT_GENERIC;
set_text_state = S_SET_M1_TEXT;
s_general_ascii_buf = s_M1_ascii_buf.substring(0);
RotaryEncPush(&RotaryEnc_TextInput_Char_Index);
RotaryEncISR.cntVal = s_general_ascii_buf[0];
general_ascii_buf_index = 0;
break;
// -----------------------------
case 10:
program_state = S_SET_TEXT_GENERIC;
set_text_state = S_SET_M2_TEXT;
s_general_ascii_buf = s_M2_ascii_buf.substring(0);
RotaryEncPush(&RotaryEnc_TextInput_Char_Index);
RotaryEncISR.cntVal = s_general_ascii_buf[0];
general_ascii_buf_index = 0;
break;
// -----------------------------
case 11:
program_state = S_SET_TEXT_GENERIC;
set_text_state = S_SET_M3_TEXT;
s_general_ascii_buf = s_M3_ascii_buf.substring(0);
RotaryEncPush(&RotaryEnc_TextInput_Char_Index);
RotaryEncISR.cntVal = s_general_ascii_buf[0];
general_ascii_buf_index = 0;
break;
// -----------------------------
case 12:
program_state = S_SET_TEXT_GENERIC;
set_text_state = S_SET_M4_TEXT;
s_general_ascii_buf = s_M4_ascii_buf.substring(0);
RotaryEncPush(&RotaryEnc_TextInput_Char_Index);
RotaryEncISR.cntVal = s_general_ascii_buf[0];
general_ascii_buf_index = 0;
break;
// -----------------------------
case 13:
program_state = S_SET_TEXT_GENERIC;
set_text_state = S_SET_WIFI_SSID;
//s_general_ascii_buf = s_wifi_ssid_ascii_buf.substring(0);
s_general_ascii_buf = ssid.substring(0);
RotaryEncPush(&RotaryEnc_TextInput_Char_Index);
RotaryEncISR.cntVal = s_general_ascii_buf[0];
general_ascii_buf_index = 0;
break;
// -----------------------------
case 14:
program_state = S_SET_TEXT_GENERIC;
set_text_state = S_SET_WIFI_PWD;
//s_general_ascii_buf = s_wifi_pwd_ascii_buf.substring(0);
s_general_ascii_buf = password.substring(0);
RotaryEncPush(&RotaryEnc_TextInput_Char_Index);
RotaryEncISR.cntVal = s_general_ascii_buf[0];
general_ascii_buf_index = 0;
break;
// -----------------------------
case 15:
program_state = S_WIFI_RECONNECT;
break;