参数资料
型号: M37221MAH-XXXFP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 8.1 MHz, MICROCONTROLLER, PDSO42
封装: 0.450 INCH, 0.80 MM INCH, PLASTIC, SSOP-42
文件页数: 10/112页
文件大小: 1207K
代理商: M37221MAH-XXXFP
107
Rev. 1.0
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
with ON-SCREEN DISPLAY CONTROLLER
M37221M4H/M6H/M8H/MAH–XXXSP/FP
M37221EASP/FP
MITSUBISHI MICROCOMPUTERS
Address 00FB16
Addresses 00FC16
B
After reset
RW
0, 1
2
3 to 7
Indeterminate
Name
Functions
Fix these bits to “1.”
1
Stack page selection
bit (CM2) (See note)
0: 0 page
1: 1 page
CPU mode register (CM) [Address 00FB16]
R W
RW
R W
Note: This bit is set to “1” after the reset release.
b7b6b5 b4 b3 b2 b1 b0
CPU Mode Register
1
0
1
Fix these bits to “0.”
b7 b6 b5 b4 b3 b2 b1 b0
Interrupt request register 1 (IREQ1) [Address 00FC
BName
Functions
After reset RW
Interrupt Request Register 1
0
0 : No interrupt request issued
1 : Interrupt request issued
Timer 1 interrupt
request bit (TM1R)
1
Timer 2 interrupt
request bit (TM2R)
2
Timer 3 interrupt
request bit
(TM3R)
3Timer 4 interrupt
request bit (TM4R)
4
OSD interrupt request
bit (CRTR)
5
VSYNC interrupt
request bit (VSCR)
6
Multi-master I2C-BUS interface
interrupt request bit (IICR)
7
0 : No interrupt request issued
1 : Interrupt request issued
0 : No interrupt request issued
1 : Interrupt request issued
0 : No interrupt request issued
1 : Interrupt request issued
0 : No interrupt request issued
1 : Interrupt request issued
0 : No interrupt request issued
1 : Interrupt request issued
0 : No interrupt request issued
1 : Interrupt request issued
0
0
0
0
0
0
0
: “0” can be set by software, but “1” cannot be set.
16
]
R
INT3 external interrupt
request bit (IT3R)
0 : No interrupt request issued
1 : Interrupt request issued
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