xc4020e-xl Xilinx Corp., xc4020e-xl Datasheet - Page 55

• Manufacturer Part Number: xc4020e-xl
• Description: Xc4000e And Xc4000x Series Field Programmable Gate Arrays
• Manufacturer: Xilinx Corp.

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