Using ALL-100
Press “Config Setting”, set “Protect” to “All Protect:, “SRWD” to “Enable” and press OK to finish the write-protect setting. The above two items should be reset again when you exit ALL-100 program and enter again. Please update ALL-100 program if there is no SRWD.
Use Mstar writing tool on line.
- Open the tool, press “Device”
- Select WP Pin pull to high during ISP.
- Select New Setting Below.
- Select Status Register Bit2 Bit3 Bit4 Bit7 and the write-protect setting is finish.
Make sure that the write-protect setting is correct.