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7516 Datasheet(PDF) 11 Page - Renesas Technology Corp

Part # 7516
Description  SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
PDF  90 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

7516 Datasheet(HTML) 11 Page - Renesas Technology Corp

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Rev.1.01
Jul 01, 2003
page 11 of 89
7516 Group
MEMORY
Special Function Register (SFR) Area
The Special Function Register area in the zero page contains con-
trol registers such as I/O ports and timers.
RAM
RAM is used for data storage and for stack area of subroutine
calls and interrupts.
ROM
The first 128 bytes and the last 2 bytes of ROM are reserved for
device testing and the rest is user area for storing programs.
Interrupt Vector Area
The interrupt vector area contains reset and interrupt vectors.
Zero Page
Access to this area with only 2 bytes is possible in the zero page
addressing mode.
Special Page
Access to this area with only 2 bytes is possible in the special
page addressing mode.
Fig. 8 Memory map diagram
010016
000016
004016
FF0016
FFDC16
FFFE16
FFFF16
YYYY16
ZZZZ16
RAM
ROM
0FF016
0FFF16
SFR area
Not used
Interrupt vector area
Reserved ROM area
(
128 bytes)
Zero page
Special page
Reserved ROM area
SFR area (Note)
Not used
Product name
M37516M4
M37516M6/E6
M37516M8/F8
XXXX16
RAM sizeROM size
RAM size
(bytes)
Address
XXXX16
023F16
02BF16
043F16
RAM area
ROM size
(bytes)
16384
24576
32768
Address
YYYY16
C00016
A00016
800016
ROM area
Address
ZZZZ16
C08016
A08016
808016
Note: Flash memory version only
512
640
1024
512 bytes
640 bytes
1024 bytes
16 Kbytes
24 Kbytes
32 Kbytes



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