dspic33fj128mc204 Microchip Technology Inc., dspic33fj128mc204 Datasheet - Page 320

• Manufacturer Part Number: dspic33fj128mc204
• Description: High-performance, 16-bit Digital Signal Controllers
• Manufacturer: Microchip Technology Inc.

TABLE 28-2:
DS70291C-page 318
Note 1: This Configuration register is not available on dsPIC33FJ32MC302/304 devices.
RBS<1:0>
RSS<1:0>
BSS<2:0>
SSS<2:0>
SWRP
Bit Field
BWRP
(1)
(1)
(1)
dsPIC33F CONFIGURATION BITS DESCRIPTION
Register
FSS
FSS
FBS
FBS
FBS
FSS
(1)
(1)
Boot Segment Program Flash Write Protection
1 = Boot segment can be written
0 = Boot segment is write-protected
Boot Segment Program Flash Code Protection Size
X11 = No Boot program Flash segment
Boot space is 1K Instruction Words (except interrupt vectors)
110 = Standard security; boot program Flash segment ends at
010 = High security; boot program Flash segment ends at 0x0007FE
Boot space is 4K Instruction Words (except interrupt vectors)
101 = Standard security; boot program Flash segment, ends at
001 = High security; boot program Flash segment ends at 0x001FFE
Boot space is 8K Instruction Words (except interrupt vectors)
100 = Standard security; boot program Flash segment ends at
000 = High security; boot program Flash segment ends at 0x003FFE
Boot Segment RAM Code Protection Size
11 = No Boot RAM defined
10 = Boot RAM is 128 bytes
01 = Boot RAM is 256 bytes
00 = Boot RAM is 1024 bytes
Secure Segment Program Flash Write-Protect bit
1 = Secure Segment can bet written
0 = Secure Segment is write-protected
Secure Segment Program Flash Code Protection Size
(Secure segment is not implemented on 32K devices)
X11 = No Secure program flash segment
Secure space is 4K IW less BS
110 = Standard security; secure program flash segment starts at End
010 = High security; secure program flash segment starts at End of BS,
Secure space is 8K IW less BS
101 = Standard security; secure program flash segment starts at End
001 = High security; secure program flash segment starts at End of BS,
Secure space is 16K IW less BS
100 = Standard security; secure program flash segment starts at End
000 = High security; secure program flash segment starts at End of BS,
Secure Segment RAM Code Protection
11 = No Secure RAM defined
10 = Secure RAM is 256 Bytes less BS RAM
01 = Secure RAM is 2048 Bytes less BS RAM
00 = Secure RAM is 4096 Bytes less BS RAM
Preliminary
of BS, ends at 0x001FFE
ends at 0x001FFE
of BS, ends at 0x003FFE
ends at 0x003FFE
of BS, ends at 007FFEh
ends at 0x007FFE
0x0007FE
0x001FFE
0x003FFE
Description
© 2009 Microchip Technology Inc.