: Tiny amounts of oxidation, dirt, or misaligned pins on the SOIC8 test clip or ZIF socket prevent clean data transmission.
The on the EZP2019 programmer is usually a sign of a communication problem during verification, not a complete failure. The key is to methodically check the physical connection , the power supply , and the software configuration . Most often, the problem lies with the connection or the voltage. By following these troubleshooting steps, you can identify and resolve the issue, allowing you to successfully program your chips. flash check error address 0h ezp2019