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Microchip Technology TDGL019 Data Sheet

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PIC32MX1XX/2XX
DS60001168F-page 40
© 2011-2014 Microchip Technology Inc.
FIGURE 4-5: MEMORY MAP ON RESET FOR PIC32MX170/270 DEVICES (64 KB RAM, 256 KB FLASH)
Virtual
Memory Map
(1)
Physical 
Memory Map
(1)
0xFFFFFFFF
Reserved
Reserved
0xFFFFFFFF
0xBFC00C00
0xBFC00BFF
Device 
Configuration 
Registers
0xBFC00BF0
0xBFC00BEF
Boot Flash
0xBFC00000
Reserved
0xBF900000
0xBF8FFFFF
SFRs
0xBF800000
Reserved
0xBD040000
0xBD03FFFF
Program Flash
(2)
0xBD000000
Reserved
0xA0010000
0xA000FFFF
RAM
(2)
0xA0000000
0x1FC00C00
Reserved
Device
Configuration
Registers
0x1FC00BFF
0x9FC00C00
0x9FC00BFF
Device
Configuration
Registers
0x1FC00BF0
Boot Flash
0x1FC00BEF
0x9FC00BF0
0x9FC00BEF
Boot Flash
0x1FC00000
Reserved
0x9FC00000
0x1F900000
Reserved
SFRs
0x1F8FFFFF
0x9D040000
0x1F800000
0x9D03FFFF
Program Flash
(2)
Reserved
0x9D000000
0x1D040000
Reserved
Program Flash
(2)
0x1D03FFFF
0x80010000
0x8000FFFF
RAM
(2)
0x1D000000
Reserved
0x80000000
0x00010000
Reserved
RAM
(2)
0x0000FFFF
0x00000000
0x00000000
Note 1:
Memory areas are not shown to scale.
2:
The size of this memory region is programmable (see Section 3. “Memory Organization”
(DS60001115) in the “PIC32 Family Reference Manual”) and can be changed by initializa-
tion code provided by end-user development tools (refer to the specific development tool
documentation for information).
KSEG
1
KSEG
0