Virtex-4 ML455 PCI/PCI-X Board
39
UG084 (v1.0) May 17, 2005
SelectMAP Interface
R
Table 4-3:
Pin Listing for FPGA Configuration Pins
Pin
Number
Net Name
Direction
Pin Type
Description
G14
FPGA_CCLK
I/O
CCLK
Configuration Clock Input or Output
H12
FPGA_RDWR_B
I
RDWR_B
Active-Low Read Write
G11
FPGA_CS_B
I
CS_B
Active-Low Chip Select
W15
MODE0
I
M0
Mode Select 0
Y15
MODE1
I
M1
Mode Select 1
W15
MODE2
I
M2
Mode Select 2
H15
PROG_B
I
PROGRAM_B
Active-Low asynchronous full-chip reset
G15
INIT_B
I
INIT_B
Active-Low Delay Configuration Pin
H14
FPGA_DONE
O
DONE
Active-High signal indicating
configuration is complete
Y14
FPGA_BUSY_B
O
DOUT_BUSY
Active-Low Busy signal
AD13
FLASH_D0
I
IO_L8N_D0_LC
SelectMAP data bit 0 connected to Flash
AC13
FLASH_D1
I
IO_L8P_D1_LC
SelectMAP data bit 1 connected to Flash
AC15
FLASH_D2
I
IO_L7N_D2_LC
SelectMAP data bit 2 connected to Flash
AC16
FLASH_D3
I
IO_L7P_D3_LC
SelectMAP data bit 3 connected to Flash
AA11
FLASH_D4
I
IO_L6N_D4_LC
SelectMAP data bit 4 connected to Flash
AA12
FLASH_D5
I
IO_L6P_D5_LC
SelectMAP data bit 5 connected to Flash
AD14
FLASH_D6
I
IO_L5N_D6_LC
SelectMAP data bit 6 connected to Flash
AC14
FLASH_D7
I
IO_L5P_D7_LC
SelectMAP data bit 7 connected to Flash
F13
FORCE
(1, 2)
I
IO_L1N_D30_LC
Input connected from Pin 31 of CPLD
F12
WIDE
(1, 2)
I
IO_L2P_D29_LC
Input connected from Pin 29 of CPLD
F11
PCIW_EN
(1, 2)
O
IO_L2N_D28_LC
Output connected to Pin 33 of CPLD
F16
RTR
(1, 2)
O
IO_L3P_D27_LC
Output connected to Pin 32 of CPLD
D14
CPLD_SPARE1
(2)
I/O
IO_L4P_D25_LC
Spare I/O connected to CPLD pin 14
D13
CPLD_SPARE2
(2)
I/O
IO_L4N_D24_VREF_LC
Spare I/O connected to CPLD pin 16
D15
CPLD_SPARE3
(2)
I/O
IO_L5P_D23_LC
Spare I/O connected to CPLD pin 18
E14
CPLD_SPARE4
(2)
I/O
IO_L5N_D22_LC
Spare I/O connected to CPLD pin 19
C11
CPLD_SPARE5
(2)
I/O
IO_L6P_D21_LC
Spare I/O connected to CPLD pin 20
D11
CPLD_SPARE6
(2)
I/O
IO_L6N_D20_LC
Spare I/O connected to CPLD pin 21
D16
CPLD_SPARE7
(2)
I/O
IO_L7P_D19_LC
Spare I/O connected to CPLD pin 22
C16
CPLD_SPARE8
(2)
I/O
IO_L7N_D18_LC
Spare I/O connected to CPLD pin 36
E13
CPLD_SPARE9
(2)
I/O
IO_L8P_D17_LC
Spare I/O connected to CPLD pin 37
D12
CPLD_SPARE10
(2)
I/O
IO_L8N_D16_LC
Spare I/O connected to CPLD pin 38
Notes:
1. The Net Names and Directions for pins F13, F12, F11, and F16 were chosen to support a specific PCI/PCI-X design as described
below in
The user can use these pins as spare, bidirectional pins.
2. Use LVCMOS_25 I/O standard for general-purpose I/O connected to the CPLD.
www.BDTIC.com/XILINX