M38220E1-FP Datasheet

  • M38220E1-FP

  • SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

  • 980.52KB

  • 78页

  • MITSUBISHI   MITSUBISHI

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MITSUBISHI MICROCOMPUTERS
3822 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
(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)
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
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
Address
0001
16
0003
16
0005
16
0009
16
000B
16
000D
16
000F
16
0016
16
0017
16
0019
16
001A
16
001B
16
0020
16
0021
16
0022
16
0023
16
0024
16
0025
16
0026
16
0027
16
0028
16
0029
16
002A
16
0034
16
0038
16
0039
16
003A
16
003B
16
003C
16
003D
16
003E
16
003F
16
(PS)
(PC
H
)
鉁?/div>
0
1
0
0
1
1
1
0
0
0
Register Contents
00
16
00
16
00
16
00
16
00
16
00
16
0
0
1
00
16
0
1
00
16
0
0
0
00
16
0
F F
1 6
F F
1 6
F F
1 6
F F
1 6
F F
1 6
01
16
F F
1 6
00
16
00
16
00
16
00
16
0
0
1
00
16
00
16
00
16
0
0
1
00
16
00
16
00
16
00
16
鉁?鉁?鉁?鉁?/div>
1
鉁?鉁?/div>
Contents of address FFFD
16
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
Contents of address FFFC
16
(PC
L
)
Note:
The contents of all other registers and RAM are undefined after reset, so they must be
initialized by software.
鉁?
undefined
Fig. 41 Initial status of microcomputer after reset
42

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