36
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MITSUBISHI MICROCOMPUTERS
38C3 Group
0016
FF16
002A16
002B16
002C16
002D16
002E16
002F16
003116
X: Not fixed
Since the initial values for other than above mentioned registers and RAM contents are indefinite at reset, they must be set.
In the M version, bit 0 of the port P5 direction register becomes “1.”
Address Register contents
0016
FF16
0016
000016
000116
000216
000416
000516
000616
000816
000916
000A16
000B16
000C16
000D16
000E16
000F16
001016
001116
001616
001716
001816
001916
001A16
002016
002116
002216
002316
002416
002516
002816
Timer 4
Port P0
Port P0 direction register
Port P1
Port P2
Port P2 direction register
Port P3
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
Port P8 output selection register
Serial I/O control register 1
Serial I/O control register 2
Timer 1
Timer 2
Timer 3
Timer 5
Timer 6
Timer 12 mode register
(1)
(2)
(3)
(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)
0016
002916
Timer 34 mode register
(30)
(32)
(33)
(34)
(35)
(36)
(37)
(38)
Timer 56 mode register
φ output control register
Timer A (low-order)
Timer A (high-order)
Compare register (low-order)
Compare register (high-order)
Timer A mode register
Timer A control register
1016
0016
003216
003816
003B16
003C16
003D16
003E16
003F16
(39)
(40)
(43)
(44)
(45)
(46)
(47)
A-D control register
Segment output enable register
CPU mode register
Interrupt request register 1
Interrupt request register 2
Interrupt control register 1
Interrupt control register 2
0016
PULL register A
PULL register B
(31)
FFFC16 contents
(PS)
(PCH)
(PCL)
(65)
(66) Program counter
Processor status register
FFFD16 contents
1
!
003016
0016
0F16
0016
FF16
0116
FF16
01 00 10
0
0016
!
!!
!
0016
000316
Port P1 direction register
(4)
003A16
(41)
(42)
LCD mode register
Interrupt edge selection register
0016
003916
0016
FF16
0F0116
0F0216
0F0316
0F0416
(48)
(49)
(50)
(51)
ROM correct enable register 1
ROM correct high-order address
register 1
ROM correct low-order address
register 1
ROM correct high-order address
register 2
FF16
0F0516
0F0616
0F0716
(52)
(53)
(54)
ROM correct low-order address
register 2
FF16
ROM correct high-order address
register 3
ROM correct low-order address
register 3
FF16
0F0816
0F0916
0F0A16
(55)
(56)
(57)
ROM correct high-order address
register 4
ROM correct low-order address
register 4
ROM correct high-order address
register 5
FF16
0F0B16
0F0C16
0F0D16
(58)
(59)
(60)
ROM correct low-order address
register 5
FF16
ROM correct high-order address
register 6
ROM correct low-order address
register 6
FF16
0F0E16
0F0F16
0F1016
(61)
(62)
(63)
ROM correct high-order address
register 7
ROM correct low-order address
register 7
ROM correct high-order address
register 8
FF16
0F1116
(64) ROM correct low-order address
register 8
Fig. 39 Internal status at reset