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feat: add option to configure position ambiguity for privacy reasons

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s3lph 2023-05-08 01:24:37 +02:00
parent 486715dd5f
commit 67e974c4e4
Signed by: s3lph
GPG key ID: 0AA29A52FB33CFB5
1 changed files with 86 additions and 32 deletions
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118
src/main.cpp
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@ -14,7 +14,10 @@
#include "afsk_sinus.hpp"
#ifndef SEND_INVALID
#define SEND_INVALID 0
#endif
#define DESTINATION "WIDE1 \x01"
#define TXDELAY 32
#define FRAME_REPEAT 3
@ -198,6 +201,7 @@ struct __attribute__((packed)) EepromConfig {
uint16_t interval;
uint8_t commentLen;
uint8_t comment[32];
uint8_t positionAmbiguity;
};
struct EepromConfig config;
@ -227,6 +231,7 @@ uint32_t lastPressed = 0;
bool off = true;
bool editingConfig = false;
bool editingComment = false;
bool editingAmbiguity = false;
uint8_t configEditState = 0;
uint8_t commentEditState = 0;
@ -254,13 +259,14 @@ uint8_t mirrorByte(uint8_t byt) {
void createDefaultConfig() {
config.flag = 1;
config.flag = 2;
memset(&config.srcCallsign, ' ', 6);
config.srcSsid = 0;
config.marker = 'b';
config.interval = 300;
config.commentLen = 0;
memset(&config.comment, ' ', 32);
config.positionAmbiguity = 4;
}
void writeEepromConfig() {
@ -503,10 +509,33 @@ void editComment() {
}
}
lcd.print((char) config.comment[commentEditState]);
lcd.setCursor(commentEditState%16, commentEditState/16);
lcd.setCursor(commentEditState%16, commentEditState/16);
}
};
void editAmbiguity() {
if (abcPressed) {
abcPressed = false;
config.positionAmbiguity = (config.positionAmbiguity + 1) % 5;
}
if (setPressed) {
setPressed = false;
writeEepromConfig();
editingAmbiguity = false;
return;
}
lcd.setCursor(0, 0);
lcd.print("Pos. Ambiguity");
lcd.setCursor(0, 1);
lcd.print(" 47\xdf ");
lcd.print(config.positionAmbiguity > 0 ? '1' : '_');
lcd.print(config.positionAmbiguity > 1 ? '2' : '_');
lcd.print('.');
lcd.print(config.positionAmbiguity > 2 ? '3' : '_');
lcd.print(config.positionAmbiguity > 3 ? '4' : '_');
lcd.print('\'');
};
uint8_t nmeaState = 0;
char nmeaStr[256]; // NMEA-0183 messages should only be 82 characters, but the NEO-6M sends much longer messages
@ -624,10 +653,24 @@ void readNmeaRmc() {
rmc.lonDeg, rmc.lonMin, rmc.lonDir,
config.marker, rmc.course, rmc.speed);
} else {
snprintf(aprs, 256, "/012058z4700.00N/00700.00Eb000/000");
snprintf(aprs, 256, "/012058z4712.34N/00712.34Eb000/000");
}
// Insert position ambiguity
if (config.positionAmbiguity < 1) {
aprs[10] = aprs[20] = ' ';
}
if (config.positionAmbiguity < 2) {
aprs[11] = aprs[21] = ' ';
}
if (config.positionAmbiguity < 3) {
aprs[13] = aprs[23] = ' ';
}
if (config.positionAmbiguity < 4) {
aprs[14] = aprs[24] = ' ';
}
memcpy(aprs+34, config.comment, config.commentLen);
aprs[34+config.commentLen] = 0;
Serial.println(aprs);
// AX.25 3.8 - FCS is sent MSB first
uint16_t fcs = 0xffff;
for (size_t i = 0; i < sizeof(frame); ++i) {
@ -702,39 +745,50 @@ void setup() {
void loop() {
readNmeaRmc();
if (editingConfig) {
editConfig();
return;
if (editingConfig) {
editConfig();
return;
}
if (editingComment) {
editComment();
return;
}
if (editingAmbiguity) {
editAmbiguity();
return;
}
if (abcPressed) {
abcPressed = false;
page = (page + 1) % 4;
lcd.clear();
}
if (page == 0) {
printConfig();
if (setPressed) {
setPressed = false;
editingConfig = true;
lcd.blink();
}
if (editingComment) {
editComment();
return;
}
if (abcPressed) {
abcPressed = false;
page = (page + 1) % 4;
} else if (page == 1) {
printComment();
if (setPressed) {
setPressed = false;
editingComment = true;
lcd.clear();
}
if (page == 0) {
printConfig();
if (setPressed) {
setPressed = false;
editingConfig = true;
lcd.blink();
}
} else if (page == 1) {
printComment();
if (setPressed) {
setPressed = false;
editingComment = true;
lcd.clear();
lcd.blink();
}
} else if (page == 2) {
printLocation();
} else if (page == 3) {
printDateTime();
lcd.blink();
}
} else if (page == 2) {
printLocation();
if (setPressed) {
setPressed = false;
editingAmbiguity = true;
lcd.clear();
editAmbiguity();
}
} else if (page == 3) {
printDateTime();
}
LowPower.powerDown(SLEEP_8S, ADC_OFF, BOD_OFF);
if (!abcPressed && !setPressed) {
off = true;