Datasheet

269
32117D–AVR-01/12
AT32UC3C
• CMD: Command
This field defines the flash command. Issuing any unused command will cause the Programming Error bit to be set, and the
corresponding interrupt to be requested if the PROGE bit in FCR is set.
Program GP Fuse Byte WriteData[7:0], ByteAddress[2:0]
Erase All GP Fuses Not used
Quick Page Read Page number
Write User Page Not used
Erase User Page Not used
Quick Page Read User Page Not used
High Speed Mode Enable Not used
High Speed Mode Disable Not used
Table 15-7. Set of Commands
Command Value Mnemonic
No operation 0 NOP
Write Page 1 WP
Erase Page 2 EP
Clear Page Buffer 3 CPB
Lock region containing given Page 4 LP
Unlock region containing given Page 5 UP
Erase All 6 EA
Write General-Purpose Fuse Bit 7 WGPB
Erase General-Purpose Fuse Bit 8 EGPB
Set Security Bit 9 SSB
Program GP Fuse Byte 10 PGPFB
Erase All GPFuses 11 EAGPF
Quick Page Read 12 QPR
Write User Page 13 WUP
Erase User Page 14 EUP
Quick Page Read User Page 15 QPRUP
High Speed Mode Enable 16 HSEN
High Speed Mode Disable 17 HSDIS
Table 15-6. Semantic of PAGEN Field in Different Commands
Command PAGEN description