参数资料
型号: R5F21102DFP
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, MICROCONTROLLER, PQFP32
封装: 7 X 7 MM, 0.80 MM, PLASTIC, LQFP-32
文件页数: 3/30页
文件大小: 270K
代理商: R5F21102DFP
R8C/10 Group
3. Memory
Rev.1.60
Jan 27, 2006
page 9 of 25
REJ03B0035-0160
3. Memory
Figure 3.1 is a memory map of this MCU. This MCU provides 1-Mbyte address space from addresses
0000016 to FFFFF16.
The internal ROM is allocated lower addresses beginning with address 0FFFF16. For example, a 16-
Kbyte internal ROM is allocated addresses from 0C00016 to 0FFFF16.
The fixed interrupt vector table is allocated addresses 0FFDC16 to 0FFFF16. They store the starting
address of each interrupt routine.
The internal RAM is allocated higher addresses beginning with address 0040016. For example, a 1-Kbyte
internal RAM is allocated addresses 0040016 to 007FF16. The internal RAM is used not only for storing
data, but for calling subroutines and stacks when interrupt request is acknowledged.
Special function registers (SFR) are allocated addresses 0000016 to 002FF16. The peripheral function
control registers are located them. All addresses, which have nothing allocated within the SFR, are re-
served area and cannot be accessed by users.
Figure 3.1 Memory Map
0000016
0YYYY16
0FFFF16
002FF16
0040016
Internal ROM
SFR
(See Chapter 4 for details.)
0FFDC16
0FFFF16
Undefined instruction
Overflow
BRK instruction
Address match
Single step
Watchdog timerOscillation stop detection
Reset
(Reserved)
Type name
0XXXX16
Internal RAM
FFFFF16
Address 0XXXX16
005FF16
Internal RAM
Size
007FF16
512 bytes
1K bytes
006FF16
768 bytes
Address 0YYYY16
0E00016
Internal ROM
Size
0C00016
8K bytes
16K bytes
0D00016
12K bytes
Expansion area
(Reserved)
R5F21104FP, R5F21104DFP
R5F21103FP, R5F21103DFP
R5F21102FP, R5F21102DFP
NOTES :
1. Blank spaces are reserved. No access is allowed.
相关PDF资料
PDF描述
R5F21103FP 16-BIT, FLASH, MICROCONTROLLER, PQFP32
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R5F21113DFP 16-BIT, FLASH, 20 MHz, MICROCONTROLLER, PQFP32
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