參數(shù)資料
型號: M306H3MC-XXXFP
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 10 MHz, MICROCONTROLLER, PQFP116
封裝: 20 X 20 MM, 0.65 MM PITCH, PLASTIC, LQFP-116
文件頁數(shù): 2/135頁
文件大小: 2583K
代理商: M306H3MC-XXXFP
Rev.1.00
2004.03.23
page 10 of 320
M306H3MC-XXXFP/FCFP
2. OPERATION OF FUNCTIONAL BLOCKS
2.1 Memory
Figure 2.1.1 is a memory map of M306H3MC-XXXFP/FCFP. The address space extends the 1M bytes
from address 0000016 to FFFFF16.
The internal ROM is allocated in a lower address direction beginning with address FFFFF16. An internal
ROM of M306H3MC-XXXFP/FCFP is allocated to the addresses from E000016 to FFFFF16.
The fixed interrupt vector table is allocated to the addresses from FFFDC16 to FFFFF16. Therefore, store
the start address of each interrupt routine here.
The internal RAM is allocated in an upper address direction beginning with address 0040016. An internal
RAM of M306H3MC-XXXFP/FCFP is allocated to the addresses from 0040016 to 017FF16. In addition to
storing data, the internal RAM also stores the stack used when calling subroutines and when interrupts
are generated.
The SRF is allocated to the addresses from 0000016 to 003FF16. Peripheral function control registers are
located here. Of the SFR, any area which has no functions allocated is reserved for future use and cannot
be used by users.
The special page vector table is allocated to the addresses from FFE0016 to FFFDB16. This vector is
used by the JMPS or JSRS instruction. For details, refer to the “M16C/60 and M16C/20 Series Software
Manual.”
In memory expansion and microprocessor modes, some areas are reserved for future use and cannot be
used by users.
Figure 2.1.1. Memory Map
0000016
017FF16
External area
Internal ROM
SFR
Internal RAM
Reserved area
FFE0016
FFFDC16
FFFFF16
Note 1: During memory expansion and microprocessor modes, can not be used.
Note 2: In memory expansion mode, can not be used.
Undefined instruction
Overflow
BRK instruction
Address match
Single step
Watchdog timer
Reset
Special page
vector table
DBC
NMI
Reserved area
External area
0040016
1000016
2700016
2800016
8000016
E000016
FFFFF16
(Note 1)
(Note 2)
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