можно задавать с uart и бета экранчик
This commit is contained in:
Razvalyaev 2025-07-24 18:17:50 +03:00
commit 7075f11e2b
2 changed files with 373 additions and 0 deletions

193
TecktroHack.ino Normal file
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#include <Wire.h>
#include <ctype.h>
/*
Разъем 6 пинов (2 ряда по 3 пина):
+--------------+---------+---------+--+
|--------------| none | SCL |--| <-- верхний ряд, пины 1 и 2
+--------------+---------+---------+--+
|--------------| GND | 3.3V |--| <-- нижний ряд, пины 3 и 4
+--------------+---------+---------+--+
|--------------| none | SDA |--| <-- нижний ряд, пины 5 и 6
+--------------+---------+---------+--+
Пояснения:
- SCL = I2C Clock pin
- SDA = I2C Data pin
- GND = общий минус
- 3.3V = питание EEPROM
- none = не подключен
*/
#define EEPROM_SIZE 256
#define I2C_MIN_ADDR 0x50
#define I2C_MAX_ADDR 0x57
#define SDA_PIN 21
#define SCL_PIN 22
uint8_t eeprom_addr = 0;
uint16_t startAddr = 0x04; // адрес записи строк по умолчанию
char versionStr[32] = {0}; // буфер для версии
bool findEEPROM() {
Serial.println("Scanning for EEPROM...");
for (uint8_t addr = I2C_MIN_ADDR; addr <= I2C_MAX_ADDR; addr++) {
Wire.beginTransmission(addr);
if (Wire.endTransmission() == 0) {
eeprom_addr = addr;
Serial.print("Found EEPROM at address 0x");
Serial.println(eeprom_addr, HEX);
return true;
}
}
Serial.println("EEPROM not found!");
return false;
}
void eepromWriteByte(uint8_t addr, uint8_t data) {
Wire.beginTransmission(eeprom_addr);
Wire.write(addr);
Wire.write(data);
Wire.endTransmission();
delay(5);
}
uint8_t eepromReadByte(uint8_t addr) {
Wire.beginTransmission(eeprom_addr);
Wire.write(addr);
Wire.endTransmission();
Wire.requestFrom(eeprom_addr, (uint8_t)1);
if (Wire.available()) {
return Wire.read();
}
return 0xFF;
}
void writeStringToEEPROM(const char* str, uint16_t addr) {
size_t len = strlen(str);
if (addr + len + 1 > EEPROM_SIZE)
len = EEPROM_SIZE - addr - 1;
Serial.print("Writing to EEPROM @ 0x");
Serial.print(addr, HEX);
Serial.print(": ");
Serial.println(str);
for (size_t i = 0; i < len; i++) {
eepromWriteByte(addr + i, str[i]);
}
eepromWriteByte(addr + len, 0); // null-терминатор
}
void readVersionFromEEPROM() {
// Читаем строку версии из EEPROM начиная с 0
for (size_t i = 0; i < sizeof(versionStr) - 1; i++) {
uint8_t b = eepromReadByte(i);
if (b == 0 || b == 0xFF) {
versionStr[i] = 0;
break;
}
versionStr[i] = (char)b;
}
versionStr[sizeof(versionStr)-1] = 0;
}
void readAndDumpEEPROM() {
Serial.println("\nDumping full EEPROM contents:\n");
for (uint16_t base = 0; base < EEPROM_SIZE; base += 16) {
char ascii[17] = {0};
Serial.print("0x");
if (base < 0x10) Serial.print('0');
Serial.print(base, HEX);
Serial.print(": ");
for (uint8_t i = 0; i < 16; i++) {
uint8_t val = eepromReadByte(base + i);
if (val < 0x10) Serial.print('0');
Serial.print(val, HEX);
Serial.print(' ');
ascii[i] = isPrintable(val) ? (char)val : '.';
}
Serial.print(" |");
Serial.print(ascii);
Serial.println("|");
}
}
void setup() {
Serial.begin(9600);
while (!Serial);
setupUI();
Wire.begin(SDA_PIN, SCL_PIN);
bool eeprom_found = findEEPROM();
if (eeprom_found) {
readVersionFromEEPROM();
readAndDumpEEPROM();
}
Serial.println("Ready.");
Serial.println("Set start address with 'ADDR=<number>'");
Serial.println("Set version with 'VER=<version_string>'");
Serial.println("Then type string and press ENTER to write it.");
Serial.print("Current start address = 0x");
Serial.println(startAddr, HEX);
}
String inputBuffer;
void loop() {
while (Serial.available()) {
char c = Serial.read();
if (c == '\n' || c == '\r') {
inputBuffer.trim();
if (inputBuffer.length() > 0) {
if (inputBuffer.startsWith("ADDR=")) {
String valStr = inputBuffer.substring(5);
int val = valStr.toInt();
if (val >= 0 && val < EEPROM_SIZE) {
startAddr = (uint16_t)val;
Serial.print("Start address set to 0x");
Serial.println(startAddr, HEX);
} else {
Serial.println("Invalid address! Must be 0..255");
}
}
else if (inputBuffer.startsWith("VER=")) {
String ver = inputBuffer.substring(4);
ver.trim();
ver.toCharArray(versionStr, sizeof(versionStr));
writeStringToEEPROM(versionStr, 0);
Serial.print("Version written: ");
Serial.println(versionStr);
}
else {
writeStringToEEPROM(inputBuffer.c_str(), startAddr);
delay(100);
readAndDumpEEPROM();
}
}
inputBuffer = "";
Serial.println("\nEnter command or string:");
} else {
inputBuffer += c;
}
}
loopUI();
}

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ui_interface.ino Normal file
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#include <Wire.h>
#include <Adafruit_GFX.h>
#include <Adafruit_SSD1306.h>
// OLED дисплей 128x64, I2C адрес по умолчанию — 0x3C
#define SCREEN_WIDTH 128
#define SCREEN_HEIGHT 64
#define OLED_RESET -1
Adafruit_SSD1306 display(SCREEN_WIDTH, SCREEN_HEIGHT, &Wire, OLED_RESET);
// Кнопки
#define BTN_UP_PIN 32
#define BTN_DOWN_PIN 33
#define BTN_OK_PIN 25 // #
#define BTN_BACK_PIN 26 // *
extern uint16_t startAddr;
extern void writeStringToEEPROM(const char* str, uint16_t addr);
extern void readVersionFromEEPROM();
extern char versionStr[32];
char moduleStr[32] = {0}; // буфер для считанного модуля
extern uint8_t eepromReadByte(uint8_t addr);
extern uint16_t startAddr;
enum MenuState {
MENU_MAIN,
MENU_SELECT_MODULE,
MENU_SELECT_VERSION,
MENU_SHOW_EEPROM
};
const char* moduleOptions[] = {
"DPO4COMP", "DPO2EMBD", "DPO4EMBD", "DPO4AUTO", "DPO4AUTOMAX", "DPO4PWR",
"DPO4USB", "DPO4ENET", "DPO4LMT", "DPO4AUDIO", "MSO5204B 5RL", "MDO4MSO", "MDO4EMBD",
"MDO4AERO", "MDO4AUTO", "MDO4COMP", "MDO4FLEX", "MDO4LMT", "MDO4SA", "MDO4SA3",
"MDO4SA6", "MDO4AFG", "MDO4PWR", "MDO4BND", "MDO4SEC", "MDO4AUDIO"
};
const uint8_t moduleCount = sizeof(moduleOptions) / sizeof(moduleOptions[0]);
MenuState currentMenu = MENU_MAIN;
uint8_t cursorPos = 0;
extern char versionStr[32]; // Используется из основного кода
void readModuleFromEEPROM() {
memset(moduleStr, 0, sizeof(moduleStr));
for (size_t i = 0; i < sizeof(moduleStr) - 1; i++) {
uint8_t b = eepromReadByte(startAddr + i);
if (b == 0 || b == 0xFF) {
moduleStr[i] = 0;
break;
}
moduleStr[i] = (char)b;
}
moduleStr[sizeof(moduleStr)-1] = 0;
}
void setupUI() {
pinMode(BTN_UP_PIN, INPUT_PULLUP);
pinMode(BTN_DOWN_PIN, INPUT_PULLUP);
pinMode(BTN_OK_PIN, INPUT_PULLUP);
pinMode(BTN_BACK_PIN, INPUT_PULLUP);
if (!display.begin(SSD1306_SWITCHCAPVCC, 0x3C)) {
Serial.println(F("SSD1306 not found"));
while (true);
}
display.clearDisplay();
display.setTextSize(1);
display.setTextColor(SSD1306_WHITE);
display.display();
showMainMenu();
}
void loopUI() {
static uint32_t lastPress = 0;
if (millis() - lastPress < 200) return;
if (!digitalRead(BTN_UP_PIN)) {
if (cursorPos > 0) cursorPos--;
updateMenuDisplay();
lastPress = millis();
} else if (!digitalRead(BTN_DOWN_PIN)) {
cursorPos++;
updateMenuDisplay();
lastPress = millis();
} else if (!digitalRead(BTN_OK_PIN)) {
handleOk();
lastPress = millis();
} else if (!digitalRead(BTN_BACK_PIN)) {
handleBack();
lastPress = millis();
}
}
void showMainMenu() {
currentMenu = MENU_MAIN;
cursorPos = 0;
updateMenuDisplay();
}
void updateMenuDisplay() {
display.clearDisplay();
display.setCursor(0, 0);
if (currentMenu == MENU_MAIN) {
display.setCursor(0, 0);
display.print(cursorPos == 0 ? "> Module" : " Module");
display.setCursor(0, 10);
display.print(cursorPos == 1 ? "> Version" : " Version");
display.setCursor(0, 20);
display.print(cursorPos == 2 ? "> Read" : " Read");
} else if (currentMenu == MENU_SELECT_MODULE) {
display.print("Module:");
display.setCursor(0, 10);
display.print(">");
display.print(moduleOptions[cursorPos % moduleCount]);
} else if (currentMenu == MENU_SELECT_VERSION) {
display.print("Set version via UART:");
display.setCursor(0, 10);
display.print("VER=1.23");
} else if (currentMenu == MENU_SHOW_EEPROM) {
display.setCursor(0, 0);
display.print("Module: ");
display.println(moduleStr);
display.setCursor(0, 20);
display.print("Version: ");
display.println(versionStr);
}
display.display();
}
void handleOk() {
if (currentMenu == MENU_MAIN) {
if (cursorPos == 0) {
currentMenu = MENU_SELECT_MODULE;
cursorPos = 0;
} else if (cursorPos == 1) {
currentMenu = MENU_SELECT_VERSION;
} else if (cursorPos == 2) {
// Считать из EEPROM
readVersionFromEEPROM(); // версия из 0x00
readModuleFromEEPROM(); // модуль из startAddr
currentMenu = MENU_SHOW_EEPROM;
}
}
else if (currentMenu == MENU_SELECT_MODULE) {
const char* sel = moduleOptions[cursorPos % moduleCount];
writeStringToEEPROM(sel, startAddr);
readAndDumpEEPROM();
strncpy(versionStr, sel, sizeof(versionStr) - 1);
versionStr[sizeof(versionStr) - 1] = 0;
Serial.print("[UI] Module written to EEPROM: ");
Serial.println(sel);
showMainMenu();
}
else if (currentMenu == MENU_SELECT_VERSION) {
writeStringToEEPROM("v1.23", 0);
readAndDumpEEPROM();
strncpy(versionStr, "v1.23", sizeof(versionStr) - 1);
versionStr[sizeof(versionStr) - 1] = 0;
Serial.print("[UI] Version written to EEPROM: ");
Serial.println(versionStr);
showMainMenu();
}
updateMenuDisplay();
}
void handleBack() {
showMainMenu();
}