Reset
Unde
deeopmen
Preliminary Specifications REV.E
Specifications in this manual are tentative and subject to change.
Mitsubishi microcomputers
M30220 Group
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
14
Figure 1.6.4. Device's internal status after a reset is cleared
00
16
00
16
00
16
00
16
00
16
00
16
00
16
00
16
00
16
00
16
0
0
0
0
0
0
0
0 0 0
0
0
0
0
0
0
00
16
(85)A-D control register 0
(86)A-D control register 1
(87)D-A control register
(88)Port P0 direction register
(89)Port P1 direction register
(90)Port P2 direction register
(91)Port P3 direction register
(92)Port P4 direction register
(93)Port P5 direction register
(94)Port P6 direction register
(95)Port P7 direction register
(96)Port P8 direction register
(97)Port P9 direction register
(98)Port P10 direction register
(99)Port P11 direction register
0000
16
0000
16
0000
16
00000
16
0000
16
0000
16
0000
16
0000
16
00
16
0
0
0
00
16
(113)Flag register (FLG)
(100)Port P12 direction register
(101)Port P13 direction register
(102)Pull-up control register 0
(103)Pull-up control register 1
(104)Pull-up control register 2
(105)Real time port control register
(106)Data registers (R0/R1/R2/R3)
(107)Address registers (A0/A1)
(108)Frame base register (FB)
(109)Interrupt table register (INTB)
(110)User stack pointer (USP)
(111)Interrupt stack pointer (ISP)
(112)Static base register (SB)
00
16
1
1
0
0 0 0 0 0
0
0
0
1 1 1 1 0
(03D6
16
)· · ·
(03D7
16
)· · ·
(03DC
16
)· · ·
(03E2
16
)· · ·
(03E3
16
)· · ·
(03E6
16
)· · ·
(03E7
16
)· · ·
(03EA
16
)· · ·
(03EB
16
)· · ·
(03EE
16
)· · ·
(03EF
16
)· · ·
(03F2
16
)· · ·
(03F3
16
)· · ·
(03F6
16
)· · ·
(03F7
16
)· · ·
(03FA
16
)· · ·
(03FB
16
)· · ·
(03FC
16
)· · ·
(03FD
16
)· · ·
(03FE
16
)· · ·
(03FF
16
)· · ·
· · ·
· · ·
· · ·
· · ·
· · ·
· · ·
· · ·
· · ·
(59)
UART2 transmit/receive control register 0
(60)
UART2 transmit/receive control register 1
(61)Count start flag 0
(62)Clock prescaler reset flag
(63)One-shot start flag 0
(64)Trigger select flag 0
(65)Up-down flag 0
(66)Timer A0 mode register
(67)Timer A1 mode register
(68)Timer A2 mode register
(84)A-D control register 2
(69)Timer A3 mode register
(70)Timer A4 mode register
(71)Timer B0 mode register
(72)Timer B1 mode register
(73)Timer B2 mode register
(74)
UART0 transmit/receive mode register
(75)
UART0 transmit/receive control register 0
(76)
UART0 transmit/receive control register 1
(77)
UART1 transmit/receive mode register
(78)
UART1 transmit/receive control register 0
(79)
UART1 transmit/receive control register 1
(80)
UART transmit/receive control register 2
(82)DMA0 cause select register
(83)DMA1 cause select register
(81)Flash memory control register
(Note)
(037C
16
)· · ·
(037D
16
)· · ·
(0380
16
)· · ·
(0381
16
)· · ·
(0382
16
)· · ·
(0383
16
)· · ·
(0384
16
)· · ·
(0396
16
)· · ·
(0397
16
)· · ·
(0398
16
)· · ·
(0399
16
)· · ·
(039A
16
)· · ·
(039B
16
)· · ·
(039C
16
)· · ·
(039D
16
)· · ·
(03A0
16
)· · ·
(03A4
16
)· · ·
(03A5
16
)· · ·
(03A8
16
)· · ·
(03AC
16
)· · ·
(03AD
16
)· · ·
(03B0
16
)· · ·
(03B4
16
)· · ·
(03B8
16
)· · ·
(03BA
16
)· · ·
(03D4
16
)· · ·
00
16
0
0
0
0 0 0 0 1
0
1
0
0 0 0 0 0
00
16
00
16
00
16
00
16
00
16
00
16
00
16
00
16
00
16
00
16
00
16
x : Nothing is mapped to this bit
: Undefined
0
0 0
0 0 0 0 0
0
0
0 0 0 0
0
0
0 0 0 0
0
0
0 0 0 0
0 0
0 1 0 0 0
0
0 0
0 0 0 1 0
0
0 0
0 1 0 0 0
0
0 0
0 0 0 1 0
0
0
0 0 0 0 0
0
0
1
0 0 0 0
0 0 0
0
The content of other registers and RAM is undefined when the microcomputer is reset. The initial values
must therefore be set.
Note : This register is only exist in flash memory version.