參數(shù)資料
型號: M38198EB-XXXFS
廠商: Mitsubishi Electric Corporation
英文描述: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
中文描述: 單芯片8位CMOS微機
文件頁數(shù): 46/60頁
文件大?。?/td> 664K
代理商: M38198EB-XXXFS
46
3819 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
Fig. VB-3 Internal status at reset
0 1 0 0 1 0 0 0
00
16
(0000
16
)
(1) Port P0
: Undefined
The contents of all other registers and RAM are undefined at reset, so set their initial values.
Note :
Register contents
Address
00
16
(0002
16
)
(2) Port P1
00
16
(0004
16
)
(3) Port P2
0F
16
(0005
16
)
(4) Port P2 direction register
00
16
(0006
16
)
(5) Port P3
00
16
(0008
16
)
(6) Port P4
00
16
(0009
16
)
(7) Port P4 direction register
00
16
(000A
16
)
(8) Port P5
00
16
(000B
16
)
(9) Port P5 direction register
00
16
(000C
16
)
(10) Port P6
00
16
(000D
16
)
(11) Port P6 direction register
00
16
(000E
16
)
(12) Port P7
00
16
(000F
16
)
(13) Port P7 direction register
00
16
(0010
16
)
(14) Port P8
00
16
(0011
16
)
(15) Port P8 direction register
00
16
(0012
16
)
(16) Port P9
00
16
(0014
16
)
(17) Port PA
00
16
(0015
16
)
(18) Port PA direction register
00
16
(0016
16
)
(19) Port PB
00
16
(0017
16
)
(20) Port PB direction register
00
16
(0019
16
)
(21) Serial I/O1 control register
00
16
(001A
16
)
(22) Serial I/O automatic transfer
00
16
(001C
16
)
(23) Serial I/O automatic transfer
00
16
(001D
16
)
(24) Serial I/O2 control register
00
16
(001E
16
)
(25) Serial I/O3 control register
FF
16
(0020
16
)
(26) Timer 1
01
16
(0021
16
)
(27) Timer 2
FF
16
(0022
16
)
(28) Timer 3
FF
16
(0023
16
)
(29) Timer 4
FF
16
(0024
16
)
(30) Timer 5
FF
16
(0025
16
)
(31) Timer 6
Register contents
Address
00
16
(0028
16
)
(32) Timer 12 mode register
00
16
(0029
16
)
(33) Timer 34 mode register
00
16
(002A
16
)
(34) Timer 56 mode register
00
16
(002B
16
)
(35) D-A conversion register
10
16
(002C
16
)
(36) AD/DA control register
00
16
(0031
16
)
(37) Interrupt interval determination
control register
00
16
(0032
16
)
(38) Port P0 segment/digit
switch register
00
16
(0033
16
)
(39) Port P2 digit/port switching
register
00
16
(0034
16
)
(40) Port P8 segment/port
switch register
00
16
(0035
16
)
(41) Port PA segment/port switch
00
16
(0036
16
)
(42) FLDC mode register 1
00
16
(0037
16
)
(43) FLDC mode register 2
00
16
(0039
16
)
(44) Zero cross detection control
register
00
16
(003A
16
)
(45) Interrupt edge selection register
(003B
16
)
(46) CPU mode register
00
16
(003C
16
)
(47) Interrupt request register 1
00
16
(003D
16
)
(48) Interrupt request register 2
00
16
(003E
16
)
(49) Interrupt control register 1
00
16
(003F
16
)
(50) Interrupt control register 2
(PS)
(51) Processor status register
Contents of address FFFD
16
(PC
H
)
(52) Program counter
control register
interval register
Contents of address FFFC
16
(PC
L
)
1
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