Specifications

JTAG Single-Device Configuration.............................................................................................7-24
JTAG Multi-Device Configuration.............................................................................................7-26
CONFIG_IO JTAG Instruction...................................................................................................7-26
Configuration Data Compression...........................................................................................................7-27
Enabling Compression Before Design Compilation.................................................................7-27
Enabling Compression After Design Compilation...................................................................7-27
Using Compression in Multi-Device Configuration................................................................7-27
Remote System Upgrades.........................................................................................................................7-28
Configuration Images....................................................................................................................7-29
Configuration Sequence in the Remote Update Mode.............................................................7-29
Remote System Upgrade Circuitry..............................................................................................7-30
Enabling Remote System Upgrade Circuitry.............................................................................7-30
Remote System Upgrade Registers..............................................................................................7-31
Remote System Upgrade State Machine.....................................................................................7-32
User Watchdog Timer...................................................................................................................7-33
Design Security...........................................................................................................................................7-33
ALTCHIP_ID Megafunction.......................................................................................................7-34
JTAG Secure Mode........................................................................................................................7-34
Security Key Types.........................................................................................................................7-35
Security Modes...............................................................................................................................7-35
Design Security Implementation Steps.......................................................................................7-36
Document Revision History.....................................................................................................................7-37
SEU Mitigation for Cyclone V Devices...............................................................8-1
Error Detection Features.............................................................................................................................8-1
Configuration Error Detection..................................................................................................................8-1
User Mode Error Detection........................................................................................................................8-1
Specifications................................................................................................................................................8-2
Minimum EMR Update Interval...................................................................................................8-2
Error Detection Frequency.............................................................................................................8-3
CRC Calculation Time....................................................................................................................8-3
Using Error Detection Features in User Mode........................................................................................8-4
Enabling Error Detection................................................................................................................8-4
CRC_ERROR Pin.............................................................................................................................8-5
Error Detection Registers................................................................................................................8-5
Error Detection Process..................................................................................................................8-7
Testing the Error Detection Block.................................................................................................8-8
Document Revision History.......................................................................................................................8-9
Altera Corporation
Cyclone V Device Handbook Volume 1: Device Interfaces and Integration
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