The EZP2019 "Auto Detect" feature can sometimes misidentify 25-series SPI flash chips or fail on chips larger than 8MB.
"Flash check error address: 0h" programmer typically occurs during the verification phase after a write operation. flash check error address 0h ezp2019
It’s a decent budget tool, but it’s less robust than the CH341A or the TL866II Plus. The CH341A, despite being slower, gives clearer error messages (“Chip not responding”). The EZP2019’s “address 0h” error is overly generic. The EZP2019 "Auto Detect" feature can sometimes misidentify