diff --git a/VERSION.md b/VERSION.md new file mode 100644 index 0000000..2c97268 --- /dev/null +++ b/VERSION.md @@ -0,0 +1,26 @@ +# Electricity Price Ticker – Version Information + +## Current firmware + +- **Version:** 6.0.0 +- **Release date:** 2026-01-27 +- **Target MCU:** Seeed XIAO ESP32‑C3 +- **Display:** 20x4 I²C LCD (PCF8574, default address `0x27`) +- **API endpoint:** `https://api.energy-charts.info/price?bzn=SI` +- **Resolution:** 15‑minute intervals, hourly averages for overview + +## Highlights of v6.0.0 + +- Single **daily fetch** (on boot / after midnight) instead of hourly. +- **NVS storage** of daily data for resilience to power outages. +- Robust midnight rollover and retry logic: + - First immediate fetch. + - Up to 5 × 10‑minute retries. + - Then top‑of‑hour retries until successful. +- Prevents yesterday’s prices from ever being shown as today’s. +- Secondary info menu extended with **NVS status** and clear version label. + +For full details, see: + +- [CHANGELOG.md](./CHANGELOG.md) +- [README.md](./README.md)