參數(shù)資料
型號(hào)： M37542F8SP
元件分類： 微控制器/微處理器
英文描述： 8-BIT, FLASH, 4 MHz, MICROCONTROLLER, PDIP32
封裝： 0.400 INCH, PLASTIC, SDIP-32
文件頁(yè)數(shù)： 50/68頁(yè)
文件大小： 1191K
代理商： M37542F8SP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
7542 Group
MITSUBISHI MICROCOMPUTERS
54
PRELIMINAR
Y
Notice:
This
is not
a final
specification.
Some
parametric
limits
are
subject
to change.
Fig. 70 Internal status of microcomputer at reset
Prescaler 1 (PRE1)
Timer 1 (T1)
Timer X mode register (TXM)
Prescaler X (PREX)
Timer X (TX)
Timer count source set register (TCSS)
Serial I/O2 control register (SIO2STS)
A-D control register (ADCON)
MISRG
Watchdog timer control register (WDTCON)
Interrupt edge selection register (INTEDGE)
CPU mode register (CPUM)
Interrupt request register 1 (IREQ1)
Interrupt control register 1 (ICON1)
Processor status register
Program counter
(18)
(19)
(20)
(21)
(22)
(23)
(29)
(30)
(31)
(32)
(33)
(34)
Contents of address FFFC16
(PCH)
(PCL)
FF16
0116
0016
FF16
0016
002816
002916
002A16
002B16
002C16
002D16
002F16
003016
003416
003716
003916
003A16
003B16
003C16
003E16
(PS)
Note X : Undefined
Contents of address FFFD16
00
1
111
1
0016
10
0
000
0
X
X1
X
Port P0 direction register (P0D)
Port P1 direction register (P1D)
Port P2 direction register (P2D)
Port P3 direction register (P3D)
Pull-up control register (PULL)
(1)
(2)
(3)
(4)
(13)
Register contents
0016
000116
000316
000516
000716
001616
Serial I/O1 control register (SIO1CON)
UART1 control register (UART1CON)
(16)
(17)
Serial I/O1 status register (SIO1STS)
(15)
001A16
001B16
0016
11
1
0
000
0
001916
10
0
000
0
X
0
000
0
Address
Port P1P3 control register (P1P3C)
(14)
001716
0016
Timer A, B mode register (TABM)
Capture/Compare port register (CCPR)
Timer source selection register (TMSR)
0016
001D16
001E16
001F16
0016
002016
002116
002216
0016
002316
(35)
(36)
(37)
(38)
(39)
(41)
(42)
(43)
(44)
(45)
Serial I/O2 register (SIO2CON)
003116
Interrupt request register 2 (IREQ2)
003D16
0016
Interrupt control register 2 (ICON2)
003F16
0016
(46)
(47)
(48)
(49)
UART2 control register (UART2CON)
Ring oscillation division ratio selection register (RODR)
0016
003816
(40)
00
0
00
1
0
00
0
1
00
0
11
1
0
00
0
10
0
00
0
Capture mode register (CAPM)
Compare output mode register (CMOM)
(25)
(26)
(27)
(28)
FF16
002416
FF16
002516
002616
002716
FF16
Timer A (low-order) (TAL)
Timer A (high-order) (TAH)
Timer B (low-order) (TBL)
Timer B (high-order) (TBH)
(24)
Capture/Compare status register (CCSR)
Compare interrupt source register (CISR)
(8)
(9)
(10)
(11)
(12)
Interrupt source discrimination register (INTDIS)
Compare register (low-order) (CMPL)
(6)
(7)
Interrupt source set register (INTSET)
(5)
000B16
001016
0016
000A16
Compare register (high-order) (CMPH)
Capture/Compare register R/W pointer (CCRP)
Capture software trigger register (CSTR)
0016
001116
001216
001316
0016
001416
001516
Compare register re-load register (CMPR)
Port P0P3 drive capacity control register (DCCR)
0016
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參數(shù)描述
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