ST20-GP6 datasheet(53/123 Pages) STMICROELECTRONICS

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ST20-GP6

53/123

ADDRESS

USE

MEMORY

BANK

MaxInt #7FFFFFFF

Bank 3

BootEntry #7FFFFFFE

↑

User code and boot ROM

#40000000

↑

RESERVED

Bank 2

#2000E000

↑

DSP controller peripheral

(registers accessed via CPU device accesses)

#2000C000

↑

PIO B controller peripheral

(registers accessed via CPU device accesses)

#2000A000

↑

PIO A controller peripheral

(registers accessed via CPU device accesses)

#20008000

↑

ASC1 controller peripheral

(registers accessed via CPU device accesses)

#20006000

↑

ASC0 controller peripheral

(registers accessed via CPU device accesses)

#20004000

↑

Real-time clock/watchdog timer peripheral

(registers accessed via CPU device accesses)

#20002000

↑

Interrupt level controller peripheral

(registers accessed via CPU device accesses)

#20001000

↑

Interrupt and low power controller peripheral

(registers accessed via CPU device accesses)

#20000000

↑

RESERVED

#00004000

↑

Diagnostic controller(registers accessed via CPU

device accesses)

#00003000

↑

External memory interface(registers accessed via

CPU device accesses)

#00002000

↑

RESERVED

#00000000

↑

User code/Data/Stack

Bank 1

#C0000000

↑

Bank 0

Start of external memory

#81000000

↑

MemStart

#80000140

#80000130

Low priority Scheduler trapped process

#80000120

Low priority Scheduler trap handler

#80000110

Low priority SystemOperations trapped process

#80000100

Low priority SystemOperations trap handler

#800000F0

Low priority Error trapped process

#800000E0

Low priority Error trap handler

#800000D0

Low priority Breakpoint trapped process

#800000C0

Low priority Breakpoint trap handler

#800000B0

High priority Scheduler trapped process

#800000A0

High priority Scheduler trap handler

Figure 8.1 ST20-GP6 internal peripheral map

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