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M38B71M1 Datasheet(PDF) 71 Page - Renesas Technology Corp

Part No. M38B71M1
Description  SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
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Maker  RENESAS [Renesas Technology Corp]
Homepage  http://www.renesas.com
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M38B71M1 Datasheet(HTML) 71 Page - Renesas Technology Corp

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38B7 Group
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
70
Fig. 78 Internal status at reset
0016
0016
3F16
FF16
FF16
002B16
0EEE16
002C16
002D16
002E16
002F16
003216
✕: Not fixed
Since the initial values for other than above mentioned registers and RAM contents are indefinite at reset, they must be set.
Address Register contents
Address Register contents
0016
0016
0016
0016
0016
0016
0016
0016
0016
0016
0016
0016
FF16
FF16
FF16
0016
0016
0016
000016
000216
000416
000616
000716
000816
000916
000A16
000B16
000C16
000D16
000E16
000F16
001016
001116
001216
001316
003816
001916
001A16
001C16
001D16
001E16
002016
002116
002216
002316
002416
002516
002616
002816
Timer 4
Port P0
Port P1
Port P2
Port P3
Port P3 direction register
Port P4
Port P4 direction register
Port P5
Port P5 direction register
Port P6
Port P6 direction register
Port P7
Port P7 direction register
Port P8
Port P8 direction register
UART control register
Serial I/O1 control register 1
Serial I/O1 control register 2
Serial I/O1 control register 3
Serial I/O2 control register
Serial I/O2 status register
Timer 1
Timer 2
Timer 3
Timer 5
Timer 6
PWM control register
Timer 12 mode register
(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)
0016
002916
Timer 34 mode register
(33)
(39)
(40)
(41)
(42)
(55)
(44)
(45)
D-A conversion register
Watchdog timer control register
Timer X (low-order)
Timer X (high-order)
Timer X mode register 1
Timer X mode register 2
Interrupt interval determination
control register
AD/DA control register
0016
0016
0016
0016
0016
0016
0016
FF16
0016
0016
003916
003A16
003B16
003C16
003D16
003E16
003F16
0EF016
0EF116
0EF216
0EF316
0EF416
0EF516
0EF616
0EF716
0EF916
0EFA16
0EFB16
0EFC16
0EFD16
(47)
(48)
(49)
(50)
(51)
(52)
(53)
(54)
(56)
(59)
(60)
(61)
(62)
(63)
(64)
(65)
(66)
(67)
(68) FLD output control register
FLDC mode register
Interrupt source switch register
Interrupt edge selection register
CPU mode register
Interrupt request register 1
Interrupt request register 2
Interrupt control register 1
Interrupt control register 2
Pull-up control register 1
Pull-up control register 2
Port P0 digit output set switch
register
Tdisp time set register
Toff1 time set register
Toff2 time set register
Port P4 FLD/Port switch register
Port P5 FLD/Port switch register
Port P6 FLD/Port switch register
FF16
0016
0016
0016
0016
0016
0016
1016
Port P9
Port P9 direction register
(38)
FFFC16 contents
(PS)
(PCH)
(PCL)
(69)
(72)
(73) Program counter
Buzzer output control register
Processor status register
FFFD16 contents
1
003116
0016
0016
0016
0016
8016
0016
0016
0016
0016
8016
FF16
0116
FF16
01 0 0 10
0
0
0016
0016
0016
0016
✕✕
0016
000316
Port P1 direction register
001416
001516
001616
001716
Port PA
Port PA direction register
Port PB
Port PB direction register
0016
0016
0016
0016
(34)
(35)
(36)
(43) Interrupt interval determination
register
003016
0016
(46)
0EEC16
Serial I/O3 control register
0016
0EEF16
Pull-up control register 3
0016
(57)
(58)
Port P2 digit output set switch
register
0EFE16
(70) Flash memory control register
0016
0EFF16
(71) Flash command register
0016
002A16
Timer 56 mode register
(37)
0016


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