adder4.pad_txt

这是个基于 Xilinx Spartan3 的加法器

G2        |           |         |VCCO        |         |           |3             |          |         |           |         |na     |          |
G3        |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |
G4        |cout       |IOB      |            |OUTPUT   |LVTTL      |(3,6)***      |12        |SLOW     |NONE**     |         |       |          |
G10       |           |         |GND         |         |           |              |          |         |           |         |       |          |
G11       |           |         |VCCO        |         |           |1             |          |         |           |         |na     |          |
G12       |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |
G13       |           |PCIIOB   |IO_TRDY     |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
H1        |cin        |IOB      |            |INPUT    |LVTTL      |(3,6)***      |          |         |NONE**     |NONE     |       |          |
H2        |           |IOB      |IO_VREF_6   |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
H3        |           |IOB      |            |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
H4        |           |IOB      |            |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
H10       |           |IOB      |            |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
H11       |           |IOB      |IO_VREF_3   |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
H12       |           |IOB      |IO_D4       |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
H13       |           |IOB      |            |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
J1        |           |         |GND         |         |           |              |          |         |           |         |       |          |
J2        |           |IOB      |            |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
J3        |           |IOB      |            |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
J4        |           |         |NC          |         |           |              |          |         |           |         |       |          |
J10       |           |IOB      |            |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
J11       |           |IOB      |IO_D6       |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
J12       |           |         |GND         |         |           |              |          |         |           |         |       |          |
J13       |           |IOB      |IO_D5       |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
K1        |           |IOB      |IO_VREF_6   |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
K2        |           |IOB      |            |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
K3        |           |IOB      |            |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
K4        |           |IOB      |            |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
K5        |           |IOB      |            |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
K6        |           |IOB      |            |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
K7        |           |GCLKIOB  |GCK0        |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
K8        |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
K9        |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
K10       |           |IOB      |IO_D7       |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
K11       |           |IOB      |            |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
K12       |           |IOB      |IO_VREF_3   |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
K13       |           |         |NC          |         |           |              |          |         |           |         |       |          |
L1        |           |IOB      |            |UNUSED   |           |(3,6)***      |          |         |           |         |       |          |
L2        |           |         |M1          |         |           |              |          |         |           |         |       |          |
L3        |           |         |GND         |         |           |              |          |         |           |         |       |          |
L4        |           |IOB      |IO_VREF_5   |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
L5        |           |         |GND         |         |           |              |          |         |           |         |       |          |
L6        |           |IOB      |IO_VREF_5   |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
L7        |           |         |GND         |         |           |              |          |         |           |         |       |          |
L8        |           |IOB      |IO_VREF_4   |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
L9        |           |         |GND         |         |           |              |          |         |           |         |       |          |
L10       |           |IOB      |IO_VREF_4   |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
L11       |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
L12       |           |         |PROGRAM     |         |           |              |          |         |           |         |       |          |
L13       |           |IOB      |IO_INIT     |UNUSED   |           |(1,3)***      |          |         |           |         |       |          |
M1        |           |         |M0          |         |           |              |          |         |           |         |       |          |
M2        |           |         |VCCO        |         |           |3             |          |         |           |         |na     |          |
M3        |           |         |NC          |         |           |              |          |         |           |         |       |          |
M4        |           |         |NC          |         |           |              |          |         |           |         |       |          |
M5        |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |
M6        |           |IOB      |            |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
M7        |           |GCLKIOB  |GCK1        |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
M8        |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
M9        |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |
M10       |           |         |NC          |         |           |              |          |         |           |         |       |          |
M11       |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
M12       |           |         |DONE        |         |           |              |          |         |           |         |       |          |
M13       |           |         |VCCO        |         |           |1             |          |         |           |         |na     |          |
N1        |           |         |VCCO        |         |           |2             |          |         |           |         |na     |          |
N2        |           |         |M2          |         |           |              |          |         |           |         |       |          |
N3        |           |         |NC          |         |           |              |          |         |           |         |       |          |
N4        |           |IOB      |            |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
N5        |           |IOB      |            |UNUSED   |           |(2,5)***      |          |         |           |         |       |          |
N6        |           |         |VCCINT      |         |           |              |          |         |           |         |2.5    |          |
N7        |           |         |VCCO        |         |           |2             |          |         |           |         |na     |          |
N8        |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
N9        |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
N10       |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
N11       |           |IOB      |            |UNUSED   |           |(2,4)***      |          |         |           |         |       |          |
N12       |           |         |GND         |         |           |              |          |         |           |         |       |          |
N13       |           |         |VCCO        |         |           |2             |          |         |           |         |na     |          |

-----     |-----      |-----    |-----       |-----    |-----      |-----         |-----     |-----    |-----      |-----    |-----  |-----     |

* Default value.
** This default Pullup/Pulldown value can be overridden in Bitgen.
*** In some smaller packages, the VCCO bank number of a pin may trail
     the VREF bank number (VCCO,VREF).