WiFi credentials are stored in config.txt. Use "Test WiFi Connection" in the Clock tab (USB mode) to test.
FTP Server
Timezone
Weekday Strings (exactly 6 characters each)
Events
Time format:HH:MM:W (weekday 0=Sun…6=Sat) |
HH:MM-DD.MM.YYYY |
Use * for "any". Example: *:*:0 = every minute on Sundays.
Attract Mode
Five groups of LEDs that blink at configurable rates. Enable random activation per group.
GI LEDs (permanently on)
LED number 1–64 | RGB values 0–255 |
White = same value for R, G, B
TTS Text-to-Speech Default Parameters
Not all voices support all styles
Update Firmware
Upload local firmware file (IP mode only)
Or select from lisy.dev
Flash via USB (full installation) (USB mode only)
Writes bootloader, firmware, partition table and OTA data directly via USB to the ESP32.
No Wi-Fi connection required. Chrome/Edge only.
Mixed Content — Clock connection not available.
This page is served over HTTPS, but the clock only speaks HTTP.
Browsers block such requests for security reasons. Fix: Download LISYclock_config_editor.html
and open it directly from your local disk — the clock connection will work fine that way.
Clock Connection
Disconnected
Note: The clock reboots once when you click Connect USB. This is normal — the reboot triggers the USB handshake. Wait for the status to show Connected.
Test WiFi Connection (USB only)
Reads SSID/Password from General tab and sends to clock for testing.
Config Transfer
Set Clock Time
Reboot Clock
needed for activation of new config
Upload File to Clock
SD Card Files
Protocol Log
// USB protocol log
DEBUG CONSOLE
Handshake
DISCONNECTED
DTR: LOW
RTS: LOW
⏳ Waiting for ESP32 reset...
0ms
// LISYclock Debug Console — Web Serial API (Chrome/Edge only)
// Note: The clock reboots once when Connect is clicked — this is normal
// Handshake ON: sends 0x55, waits for OK:READY from ESP32
// Handshake OFF: direct connection, all output visible immediately