AN 822: Intel® FPGA Configuration Device Migration Guideline

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ID 683340
Date 4/29/2020
Public
Document Table of Contents

1.3.6.1. Sector Protect

Table 16.  Sector Protect Comparison for EPCS4 and EPCQ4A Devices
Note: Set TB bit to 0 for backward compatibility.
Status Register EPCS4 EPCQ4A
TB BP2 BP1 BP0 Protected Sectors (8 sectors)
x 0 0 0 None None
0 0 0 1 7 7
0 0 1 0 6-7 6-7
0 0 1 1 4-7 4-7
1 0 0 1 N/A 0
1 0 1 0 N/A 0-1
1 0 1 1 N/A 0-3
x 1 x x All All
Table 17.  Sector Protect Comparison for EPCS16, EPCQ16 and EPCQ16A Devices
Note: Set TB bit to 0 for backward compatibility for migration from EPCS16.
Status Register EPCS16 EPCQ16 EPCQ16A
TB BP2 BP1 BP0 Protected Sectors (32 sectors)
0 0 0 0 None None None
0 0 0 1 31 31 31
0 0 1 0 30-31 30-31 30-31
0 0 1 1 28-31 28-31 28-31
0 1 0 0 24-31 24-31 24-31
0 1 0 1 16-31 16-31 16-31
0 1 1 0 All All All
0 1 1 1 All All All
1 0 0 0 N/A None None
1 0 0 1 N/A 0 0
1 0 1 0 N/A 0-1 0-1
1 0 1 1 N/A 0-3 0-3
1 1 0 0 N/A 0-7 0-7
1 1 0 1 N/A 0-15 0-15
1 1 1 0 N/A All All
1 1 1 1 N/A All All
Table 18.  Sector Protect Comparison for EPCQ32 and EPCQ32A Devices
Status Register EPCQ32 EPCQ32A
TB BP2 BP1 BP0 Protected Sectors (64 sectors)
0 0 0 0 None None
0 0 0 1 63 63
0 0 1 0 62-63 62-63
0 0 1 1 60-63 60-63
0 1 0 0 56-63 56-63
0 1 0 1 48-63 48-63
0 1 1 0 32-63 32-63
0 1 1 1 All All
1 0 0 0 None None
1 0 0 1 0 0
1 0 1 0 0-1 0-1
1 0 1 1 0-3 0-3
1 1 0 0 0-7 0-7
1 1 0 1 0-15 0-15
1 1 1 0 0-31 0-31
1 1 1 1 All All
Table 19.  Sector Protect Comparison for EPCS64, EPCQ64 and EPCQ64A Devices
Note: Set TB bit to 0 for backward compatibility for migration from EPCS64.
Status Register EPCS64 EPCQ64 EPCQ64A
TB BP2 BP1 BP0 Protected Sectors (128 sectors)
0 0 0 0 None None None
0 0 0 1 126-127 127 126-127
0 0 1 0 124-127 126-127 124-127
0 0 1 1 120-127 124-127 120-127
0 1 0 0 112-127 120-127 112-127
0 1 0 1 96-127 112-127 96-127
0 1 1 0 64-127 96-127 64-127
0 1 1 1 All 64-127 All
1 0 0 0 N/A None None
1 0 0 1 N/A 0 0-1
1 0 1 0 N/A 0-1 0-3
1 0 1 1 N/A 0-3 0-7
1 1 0 0 N/A 0-7 0-15
1 1 0 1 N/A 0-15 0-31
1 1 1 0 N/A 0-31 0-63
1 1 1 1 N/A 0-63 All
Table 20.  Sector Protect Comparison for EPCS128, EPCQ128 and EPCQ128A Devices
Status Register EPCS12824 EPCQ128 25 EPCQ128A25
TB BP2 BP1 BP0 Protected Sectors (64 sectors)
0 0 0 0 None None None
0 0 0 1 63 255 252-255
0 0 1 0 62-63 254-255 248-255
0 0 1 1 60-63 252-255 240-255
0 1 0 0 56-63 248-255 224-255
0 1 0 1 48-63 240-255 192-255
0 1 1 0 32-63 224-255 128-255
0 1 1 1 All 192-255 All
1 0 0 0 N/A None None
1 0 0 1 N/A 0 0-3
1 0 1 0 N/A 0-1 0-7
1 0 1 1 N/A 0-3 0-15
1 1 0 0 N/A 0-7 0-31
1 1 0 1 N/A 0-15 0-63
1 1 1 0 N/A 0-31 0-127
1 1 1 1 N/A 0-63 All
24 262144 byte (2MB) per sector
25 65536 byte (512KB) per sector

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