ep2c35 Altera Corporation, ep2c35 Datasheet - Page 78

• Manufacturer Part Number: ep2c35
• Description: Cyclone Ii Device Family Data Sheet
• Manufacturer: Altera Corporation

IEEE Std. 1149.1 (JTAG) Boundary Scan Support
3–4
Cyclone II Device Handbook, Volume 1
Notes to
(1)
(2)
Table 3–3. 32-Bit Cyclone II Device IDCODE
EP2C15
EP2C20
EP2C35
EP2C50
EP2C70
Device
EP2C5
EP2C8
The most significant bit (MSB) is on the left.
The IDCODE’s least significant bit (LSB) is always 1.
Table
Version (4 Bits)
3–3:
0000
0000
0000
0000
0000
0000
0000
The Cyclone II device instruction register length is 10 bits and the
USERCODE register length is 32 bits.
boundary-scan register length and device IDCODE information for
Cyclone II devices.
For more information on the Cyclone II JTAG specifications, refer to the
DC Characteristics & Timing Specifications chapter in the Cyclone II Device
Handbook, Volume 1.
0010 0000 1011 0001
0010 0000 1011 0010
0010 0000 1011 0011
0010 0000 1011 0011
0010 0000 1011 0100
0010 0000 1011 0101
0010 0000 1011 0110
Table 3–2. Cyclone II Boundary-Scan Register Length
Part Number (16 Bits)
EP2C15
EP2C20
EP2C35
EP2C50
EP2C70
Device
EP2C5
EP2C8
IDCODE (32 Bits)
Manufacturer Identity (11 Bits)
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
000 0110 1110
(1)
Tables 3–2
Boundary-Scan Register Length
and
3–3
1,449
1,374
1,890
498
597
969
969
Altera Corporation
show the
LSB (1 Bit)
February 2007
1
1
1
1
1
1
1
(2)