EP3C16F256I7N Altera, EP3C16F256I7N Datasheet - Page 354
EP3C16F256I7N
Manufacturer Part Number
EP3C16F256I7N
Description
Cyclone III
Manufacturer
Altera
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Remote System Upgrade With Cyclone III Devices
12–14
Cyclone III Device Handbook, Volume 1
Notes to
(1)
(2)
Note to
(1)
31:30
29:24
23:0
Status Register Bit
30
29
28
27
26
25:24
23:0
Status Register Bit
Table 12–6. Remote System Upgrade Current State Logic (Application 2) Contents In Status Register
Notes
Table 12–7. Remote System Upgrade Previous State Register 1 Contents In Status Register
The RSU master state machine is in application configuration 2.
The MSEL pin settings are in the AS or AP configuration scheme.
The MSEL pin settings are in the AS or AP configuration scheme.
(1),
Table
Table
(2)
12–7:
12–6:
nCONFIG
CRC error source
nSTATUS
User watchdog timer source
RSU
Master State Machine
current state
Boot address
Master State Machine current state The current state of the RSU master state machine.
Reserved bits
Boot address
nCONFIG
Table 12–6
register when the RSU master state machine is in application
configuration 2 and the MSEL pin settings are set to AS or AP scheme.
The status register bit in
logic.
The previous two application configurations are available in the previous
state registers (previous state register 1 and previous state register 2), but
only for debug purposes.
previous state register 1 in the status register when the MSEL pin settings
are set to AS or AP scheme. The status register bit in the table shows the
bit positions within a 31-bit register.
Definition
source
source
Definition
source
describes the contents of the current state logic in the status
One-hot, active high field that describes the reconfiguration
source that caused the Cyclone III device to leave the
previous application configuration. In the event of a tie, the
higher bit order indicates precedence. For example, if
nCONFIG
state machine at the same time, the
RSU
The state of the master state machine when the
reconfiguration event occurred that caused the Cyclone III
device to leave the previous application configuration.
The address used by the AS or AP configuration scheme to
load the previous application configuration.
nCONFIG
Table 12–6
Padding bits that are set to all 0's.
The current 24-bit boot address that was used by the
AS or AP configuration scheme as the start address
to load the current configuration.
Table 12–7
and RSU
.
shows the bit positions within a 32-bit
describes the contents of the
nCONFIG
Description
Altera Corporation-Preliminary
Description
reach the reconfiguration
nCONFIG
Note (1)
precedes the
March 2007
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