Sinaprog 2.1.1 [2021] Jun 2026

April 20, 2026 Type: Minor Version Update (Patch + Feature Enhancement) Core Focus: Latency smoothing, edge-case memory handling, and the introduction of Contextual Fidelity Index (CFI) reporting.

Open Windows Device Manager. Check for yellow exclamation marks next to your programmer. Reinstall the correct USB driver using Zadig, selecting the libusb-win32 driver target. "Target power failure" or "Device signature = 0x000000"

: Plug in your programmer (like a USBasp or AVRISP mkII) and connect it to your target board. Select Programmer Sinaprog 2.1.1

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: Using the integrated "Advanced" window to safely read and write fuse-byte values in hexadecimal format. April 20, 2026 Type: Minor Version Update (Patch

: Features a "Search" button to automatically identify the connected microcontroller type (e.g., ATmega328P, ATtiny85). EEPROM Support

Version 2.1.1 is not just a bug fix release. It introduces two important innovations that made the program much more convenient: Reinstall the correct USB driver using Zadig, selecting

| Problem | Solution | |---------|----------| | ModuleNotFoundError on script run | Set PYTHONPATH to sinaprog/scripts | | Modbus connection drops | Increase modbus.timeout_ms = 5000 | | Logs not showing live data | Check log_level = DEBUG and restart service |