
Reset
Rev.1.00
Jun 06, 2003
page 19 of 290
M16C/6K9 Group
Fig.VB-3 Device's internal status after a reset is cleared (1)
x : Nothing is mapped to this bit
? : Undefined
The content of other registers and RAM is undefined when the microcomputer is reset. The initial values must therefore be set.
(1)
(000416)
Processor mode register 0
0016
(2)
(000516)
Processor mode register 1
0
(3)
(000616)
System clock control register 0
1
00
10
0
(4)
(000716)
System clock control register 1
0
00
10
00
0
(6)
(5)
(000916)
Address match interrupt enable register
0
(7)
Protect register
(000A16)
00
0
(9)
(000F16)
Watchdog timer control register
0
0?
0? ? ? ?
(001416)
Address match interrupt register 1
(001516)
(001616)
0
0016
0 0 0
(8)
(001016)
Address match interrupt register 0
(001116)
(001216)
0
0016
0 0 0
(11)
(002C16)
DMA0 control register
00 000?00
(003C16)
DMA1 control register
00 000?00
(10)
0
00
(15)
(16)
(24)
(004B16)
DMA0 interrupt control register
? 000
(004C16)
DMA1 interrupt control register
? 000
(004D16)
Key input interrupt control register 0
? 0 0 0
(23)
(004A16)
Bus collision detection interrupt
control register
000
?
(17)
(004416)
INT3 interrupt control register
00 ?000
(18)
(004516)
INT9 interrupt control register
?000
(19)
(004616)
Timer B4 interrupt control register
?000
(20)
(004716)
Timer B3 interrupt control register
?0 0 0
(21)
(004816)
SI/O4 interrupt control register
00 ? 0 0 0
(22)
(004916)
SI/O3 interrupt control register
00? 0 00
00
(13)
(004116)
I2C interrupt control register
(004216)
SCL2, SDA2 interrupt control register
(12)
(004316)
Timer B5 interrupt control register
(14)
?000
(28)
(29)
(27)UART2 receive interrupt control register
(005016)
? 0 0 0
(30)
(31)
(32)
(33)
UART0 transmit interrupt control register
UART0 receive interrupt control register
UART1 transmit interrupt control register
UART1 receive interrupt control register
(34)
(35)
(36)
(37)
(38)
(39)
(40)
Timer A0 interrupt control register
Timer A1 interrupt control register
Timer A2 interrupt control register
Timer A3 interrupt control register
Timer A4 interrupt control register
Timer B0 interrupt control register
Timer B1 interrupt control register
(41)
Timer B2 interrupt control register
(42)
INT0 interrupt control register
(43)
INT1 interrupt control register
(44)
INT2 interrupt control register
(48)
PS21 shift register
(49)
PS21 status register
PS20 status register
(46)
PS20 control register
(47)
(45)
PS20 shift register
(50)
PS21 control register
(51)
PS22 shift register
(52)
PS22 status register
PS22 control register
0016
(005116)
(005216)
(005316)
(005416)
(005516)
(005616)
(005716)
(005816)
(005916)
(005A16)
(005B16)
(005C16)
(005D16)
(005E16)
(005F16)
(02A416)
(02A516)
(02A116)
(02A216)
(02A016)
(02A616)
(02A816)
(02A916)
(02AA16)
(02AC16)
PS2 mode register
? 0 0 0
? 000
? 0 0 0
? 000
? 0 0 0
? 000
00
? 000
00
? 000
00
0016
00
0016
(26)
(25)A-D conversion interrupt control register
(004E16)
? 0 0 0
UART2 transmit interrupt control register
(004F16)
? 0 0 0
00