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Altera Corporation
21
Configuration Devices for SRAM-Based LUT Devices Data Sheet
Figure 9. FLEX 8000 Multi-Device Configuration with Two EPC1 or EPC1213 Configuration Devices
Notes to
Figure 9:
(1)
The pull-resistor should be connected to the same supply voltage as the confiuration device.
(2)
All pull-up resistors are 1 k
Ω.
FLEX 8000 Device 1
"0"
"0"
"0"
Configuration
Device 1
VCC
nCS
OE
DCLK
nS/P
MSEL1
MSEL0
DATA0
nCONFIG
CONF_DONE
nSTATUS
DCLK
nCASC
DATA
VCC
(2)
VCC
VCC
FLEX 8000 Device 2
"0"
"1"
"0"
nS/P
MSEL1
MSEL0
DCLK
DATA0
nCONFIG
CONF_DONE
nSTATUS
FLEX 8000 Device 3
"0"
"1"
"0"
nS/P
MSEL1
MSEL0
DCLK
DATA0
nCONFIG
CONF_DONE
nSTATUS
Configuration
Device 2
nCS
OE
DCLK
DATA
VCC
VCC
VCC
(2)
(2)
(2)
(1)
(1)
(1)
(1)
(1)
(2)
(2)
(1)
(1)