it like i'm new to ALtera CPLD devices. currently working on MAX7000S family CPLD. when i connect EPM7128S through JTAG port using QUARTUS II programmer its detect the Chip with checksum 0x00000 but only BLANK CHECK option is available, want to Erase and Configure it but none of Option is available. is there some license ,Software support issue, hardware issue or JTAG is disabled?
Please find attach picture for your reference
You have to specify a file to use for programming. Double-click <none> in the File column to choose the file and then enable the Program/Configure checkbox.