Mstar Isp Utility V5.0.8 High Quality Download

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| Error Message | Cause | Solution | | :--- | :--- | :--- | | | Wrong COM port or disconnected | Check Device Manager. Re-plug the programmer. | | “Cannot set COM port state” | Driver conflict or port in use | Close other softwares (Putty, Arduino IDE). Restart PC. | | “Chip ID mismatch” | Voltage mismatch or bad connection | Check GND wire. Lower baud rate to 9600. | | “Write timeout” | Power instability during flash | Use external 3.3V supply for the flash chip, not the board. | | “Verify failed at 0x...” | Bad firmware file or bad SPI flash | Re-download firmware. Replace the flash IC. | Mstar Isp Utility V5.0.8 Download