Revision And Type Register - VersaLogic Tiger Reference Manual

Revision and Type Register

REVTYP (Read Only) 1D1h
D7
PR4
This register is used to indicate the revision level of the VL-EPM-24 PLD firmware.
Bit Mnemonic
D7-D3 PR
D2 TEMP
D1 CUSTOM
D0 BETA
VL-EPM-24 Reference Manual
D6 D5
PR3 PR2 PR1
Table 21: Revision and Type Register Bit Assignments
Description
PLD Revision Code — These bits are hard-coded and represent the CPLD
revision.
PR4 PR3 PR2
0 0 0
These bits are read-only.
Temperature Rating — This bit indicates whether the VL-EPM-24 is rated for
commercial (0° to +60°C) or industrial (-40° to +85°C) temperature operation.
0 = Commercial temperature operation
1 = Industrial temperature operation
This bit is read-only.
PLD Class — This bit indicates whether the PLD code is standard or customized.
0 = Standard PLD code
1 = Custom PLD code
This bit is read-only.
PLD Level — This bit indicates if the PLD code is at the beta or production level.
0 = Production level PLD
1 = Beta level PLD
This bit is read-only.
D4 D3 D2
PR0 TEMP
PR1 PR0 Revision
0 0 Initial Release
Special Registers
D1 D0
CUSTOM BETA
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