Configuration & Testing
The Stratix device instruction register length is 10 bits and the USERCODE
register length is 32 bits. Tables 3–2 and 3–3 show the boundary-scan
register length and device IDCODE information for Stratix devices.
Table 3–2. Stratix Boundary-Scan Register Length
Device
Boundary-Scan Register Length
EP1S10
EP1S20
EP1S25
EP1S30
EP1S40
EP1S60
EP1S80
1,317
1,797
2,157
2,253
2,529
3,129
3,777
Table 3–3. 32-Bit Stratix Device IDCODE
IDCODE (32 Bits) (1)
Device
Manufacturer Identity
Version (4 Bits)
Part Number (16 Bits)
LSB (1 Bit) (2)
(11 Bits)
EP1S10
EP1S20
EP1S25
EP1S30
EP1S40
EP1S60
EP1S80
0000
0000
0000
0000
0000
0000
0000
0010 0000 0000 0001
0010 0000 0000 0010
0010 0000 0000 0011
0010 0000 0000 0100
0010 0000 0000 0101
0010 0000 0000 0110
0010 0000 0000 0111
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
1
1
1
1
1
1
1
Notes to Tables 3–2 and 3–3:
(1) The most significant bit (MSB) is on the left.
(2) The IDCODE’s least significant bit (LSB) is always 1.
Altera Corporation
July 2005
3–3
Stratix Device Handbook, Volume 1