Spectrum Digital TMS320C6424, Technical References

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Spectrum Digital, Inc
3-8 C6424 EVM Technical Reference
3.2.6 P4, PCI Connector
The P4 connector is a card edge PCI interface. This connector has an “A” and “B” side.
Because of the card seating notches the pin numbers are not contiguous. The “B” side
is the top component side. The I/O direction field is referenced from the PCI slot.
Table 7: P4, PCI Connector, “A” Side
Pin Signal I/O Description Pin Signal I/O Description
1 TRST- Not Used 2 +12 Volts Not Used
3 TMS Not Used 4 TDI I/O Tied to TDO
5 +5 Volts +5 Volts Power 6 INTA- O Interrupt Out
7 INTC- O Interrupt Out 8 +5 Volts +5 Volts Power
9 Rsvd.0 Not Used 10 +V I/O Not Used
11 Rsvd.1 Not Used 12 Key.1 Key
13 Key.2 Key 14 +3.3 Vaux Not Used
15 RST- I PCI_Resetn 16 +V I/O O Not Used
17 GNT- O Grant- 18 GND Ground
19 PME- 20 AD30 I/O/Z Address/Data 30
21 +3.3 Volts Not Used 22 AD28 I/O/Z Address/Data 28
23 AD26 I/O/Z Address/Data 26 24 GND
25 AD24 I/O/Z Address/Data 24 26 IDSEL I Initialization Device Select
27 +3.3 Volts Not Used 28 AD22 I/O/Z Address/Data 22
29 AD20 I/O/Z Address/Data 20 30 GND Ground
31 AD18 I/O/Z Address/Data 18 32 AD16 I/O/Z Address/Data 16
33 +3.3 Volts Not Used 34 FRAME- I Frame
35 GND Ground 36 TRDY- I/O/Z Target Ready
37 GND Ground 38 STOP- I/O/Z Stop Direction
39 +3.3 Volts Not Used 40 SDONE O Done
41 SBO- 42 GND Ground
43 PAR I/O/Z Parity 44 AD15 I/O/Z Address/Data 15
45 +3.3 Volts Not Used 46 AD13 I/O/Z Address/Data 13
47 AD11 I/O/Z Address/Data 11 48 GND Ground
49 AD9 I/O/Z Address/Data 9 50 Key.3 Key
51 Key.4 Key 52 C/BE0 Command/Byte Enable0
53 +3.3 Volts Not Used 54 AD6 I/O/Z Address/Data 6
55 AD4 I/O/Z Address/Data 4 56 GND Ground
57 AD2 I/O/Z Address/Data 2 58 AD0 I/O/Z Address/Data 0
59 +V I/O Not Used 60 REQ64- Not Used
61 +5 Volts +5 Volts Power 62 +5 Volts +5 Volts Power