R
XC4000E and XC4000X Series Field Programmable Gate Arrays
Table 23: Pin Functions During Configuration
CONFIGURATION MODE <M2:M1:M0>
SLAVE
SERIAL
<1:1:1>
M2(HIGH) (I)
M1(HIGH) (I)
M0(HIGH) (I)
HDC (HIGH)
LDC (LOW)
INIT
MASTER
SERIAL
<0:0:0>
M2(LOW) (I)
M1(LOW) (I)
M0(LOW) (I)
HDC (HIGH)
LDC (LOW)
INIT
SYNCH.
PERIPHERAL
<0:1:1>
M2(LOW) (I)
M1(HIGH) (I)
M0(HIGH) (I)
HDC (HIGH)
LDC (LOW)
INIT
ASYNCH.
MASTER
MASTER
USER
OPERATION
PERIPHERAL PARALLEL DOWN PARALLEL UP
<1:0:1>
M2(HIGH) (I)
M1(LOW) (I)
M0(HIGH) (I)
HDC (HIGH)
LDC (LOW)
INIT
<1:1:0>
M2(HIGH) (I)
M1(HIGH) (I)
M0(LOW) (I)
HDC (HIGH)
LDC (LOW)
INIT
<1:0:0>
M2(HIGH) (I)
M1(LOW) (I)
M0(LOW) (I)
HDC (HIGH)
LDC (LOW)
INIT
(I)
(O)
(I)
I/O
I/O
I/O
DONE
DONE
DONE
DONE
DONE
DONE
DONE
PROGRAM (I)
CCLK (I)
PROGRAM (I)
CCLK (O)
PROGRAM (I)
CCLK (I)
RDY/BUSY (O)
PROGRAM (I)
CCLK (O)
RDY/BUSY (O)
RS (I)
PROGRAM (I)
CCLK (O)
RCLK (O)
PROGRAM (I)
CCLK (O)
RCLK (O)
PROGRAM
CCLK (I)
I/O
I/O
CS0 (I)
I/O
DATA 7 (I)
DATA 6 (I)
DATA 5 (I)
DATA 4 (I)
DATA 3 (I)
DATA 2 (I)
DATA 1 (I)
DATA 0 (I)
DOUT
DATA 7 (I)
DATA 6 (I)
DATA 5 (I)
DATA 4 (I)
DATA 3 (I)
DATA 2 (I)
DATA 1 (I)
DATA 0 (I)
DOUT
DATA 7 (I)
DATA 6 (I)
DATA 5 (I)
DATA 4 (I)
DATA 3 (I)
DATA 2 (I)
DATA 1 (I)
DATA 0 (I)
DOUT
TDI
DATA 7 (I)
DATA 6 (I)
DATA 5 (I)
DATA 4 (I)
DATA 3 (I)
DATA 2 (I)
DATA 1 (I)
DATA 0 (I)
DOUT
TDI
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
6
DIN (I)
DOUT
TDI
DIN (I)
DOUT
TDI
SGCK4-GCK5-I/O
TDI
TDI
TDI-I/O
TCK
TCK
TCK
TCK
TCK
TCK
TCK-I/O
TMS
TDO
TMS
TDO
TMS
TDO
TMS
TDO
TMS
TDO
TMS
TDO
TMS-I/O
TDO-(O)
WS (I)
A0
A0
I/O
A1
A1
PGCK4-GCK6-I/O
CS1
A2
A2
I/O
A3
A3
I/O
A4
A4
I/O
A5
A5
I/O
A6
A6
I/O
A7
A7
I/O
A8
A8
I/O
A9
A9
I/O
A10
A10
I/O
A11
A11
I/O
A12
A12
I/O
A13
A13
I/O
A14
A14
I/O
A15
A15
SGCK1-GCK7-I/O
A16
A16
PGCK1-GCK8-I/O
A17
A17
I/O
A18*
A18*
I/O
A19*
A20*
A19*
A20*
I/O
I/O
A21*
A21*
I/O
ALL OTHERS
* XC4000X only
Notes 1. A shaded table cell represents a 50 kΩ - 100 kΩ pull-up before and during configuration.
2. (I) represents an input; (O) represents an output.
3. INIT is an open-drain output during configuration.
May 14, 1999 (Version 1.6)
6-59
XILINX [ XILINX, INC ]
