参数资料
型号: M38220MAXXXHP
厂商: Mitsubishi Electric Corporation
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 单芯片8位CMOS微机
文件页数: 37/78页
文件大小: 998K
代理商: M38220MAXXXHP
42
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
3822 Group
MITSUBISHI MICROCOMPUTERS
Fig. 41 Initial status of microcomputer after reset
Port P0 direction register
Port P1 direction register
Port P2 direction register
Port P4 direction register
Port P5 direction register
Port P6 direction register
Port P7 direction register
PULL register A
PULL register B
Sirial I/O status register
Sirial I/O control register
UART control register
Timer X(Low)
Timer X(High)
Timer Y(Low)
Timer Y(High)
Timer 1
Timer 2
Timer 3
Timer X mode register
Timer Y mode register
Timer 123 mode register
φ output control register
A-D control register
Segment output enable register
LCD mode register
Interrupt edge selection register
CPU mode register
Interrupt request register 1
Interrupt request register 2
Interrupt control register 1
Interrupt control register 2
Processor status register
Program counter
Note: The contents of all other registers and RAM are undefined after reset, so they must be
initialized by software.
: undefined
Register Contents
Address
0016
FF16
0116
FF16
0016
Contents of address FFFD16
Contents of address FFFC16
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
(19)
(20)
(21)
(22)
(23)
(24)
(25)
(26)
(27)
(28)
(29)
(30)
(31)
(32)
(33)
(34)
000116
000316
000516
000916
000B16
000D16
000F16
001616
001716
001916
001A16
001B16
002016
002116
002216
002316
002416
002516
002616
002716
002816
002916
002A16
003416
003816
003916
003A16
003B16
003C16
003D16
003E16
003F16
(PS)
(PCH)
(PCL)
01
001
00
0
0001
00
0
1
1100
00
0
1
0000
00
0
0001
11
0
1
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