参数资料
型号: M37207MF-XXXFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PQFP80
封装: 14 X 20 MM, 0.80 MM PITCH, PLASTIC, QFP-80
文件页数: 28/122页
文件大小: 2193K
代理商: M37207MF-XXXFP
MITSUBISHI MICROCOMPUTERS
M37207MF-XXXSP/FP, M37207M8-XXXSP
M37207EFSP/FP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
and ON-SCREEN DISPLAY CONTROLLER
12
MEMORY
Special Function Register (SFR) Area
The special function register (SFR) area in the zero page contains
control 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
ROM is used for storing user programs as well as the interrupt vector
area.
RAM for Display
RAM for display is used for specifying the character codes and col-
ors to display.
ROM for Display
ROM for display is used for storing character data.
Interrupt Vector Area
The interrupt vector area contains reset and interrupt vectors.
Zero Page
The 256 bytes from addresses 000016 to 00FF16 are called the zero
page area. The internal RAM and the special function registers (SFR)
are allocated to this area.
The zero page addressing mode can be used to specify memory and
register addresses in the zero page area. Access to this area with
only 2 bytes is possible in the zero page addressing mode.
Special Page
The 256 bytes from addresses FF0016 to FFFF16 are called the spe-
cial page area. The special page addressing mode can be used to
specify memory addresses in the special page area. Access to this
area with only 2 bytes is possible in the special page addressing
mode.
Fig. 4. Memory Map
ROM Correction Memory (RAM)
This is used as the program area for ROM correction.
000016
00C016
00FF16
01FF16
033F16
080016
SFR area
Not used
FFFF16
FFDE16
FF0016
030016
Interrupt vector area
Not used
1000016
11FFF16
1FFFF16
ROM
for display
(8 K bytes)
for M37207M8
Special page
ROM
(32 K bytes)
for M37207M8
RAM
for display
(144 bytes)
(See note)
Zero page
Note: Refer to Table 9. Contents of CRT display RAM.
020416
021B16
02C016
02FF16
2 page register
Not used
06D716
060016
Not used
ROM correction memory (64 bytes)
Block 1: addresses 02C0 16 to 02DF16
Block 2: addresses 02E0 16 to 02FF16
800016
04FF16
12FFF16
ROM
for display
(12 K bytes)
for M37207MF
ROM
(62 K bytes)
for M37207MF
RAM
(512 bytes)
for M37207M8
RAM
(960 bytes)
for M37207MF
相关PDF资料
PDF描述
M37207EFSP 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PDIP64
M37212M6-XXXSP 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDIP52
M37212EFSP 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PDIP52
M37212EFFP 8-BIT, OTPROM, 8.1 MHz, MICROCONTROLLER, PQFP80
M37220M3-XXXFP 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDSO42
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