IBM MiEM78P468N Manuale Utente
EM78P468N/EM78P468L
8-Bit Microcontroller
26
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Product Specification (V1.5) 02.15.2007
(This specification is subject to change without further notice)
Table 2 Summary of Registers Initialized Values
Address
Name
Reset Type
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit Name
IOC57
IOC56
IOC55
IOC54
P8HS
P8LS
P7HS
P7LS
Power-on
1 1 1 1 0 0 0 0
/RESET
&
WDT
1 1 1 1 0 0 0 0
0x05
IOC50
(P5CR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
IOC67
IOC66
IOC65
IOC64
IOC63
IOC62
IOC61
IOC60
Power-on
1
1
1
1 1 1 1 1
/RESET & WDT
1
1
1
1 1 1 1 1
0x06
IOC60
(P6CR)
Wake-up from
Pin Change
Pin Change
P
P
P
P P P P P
Bit Name
IOC77
IOC76
IOC75
IOC74
IOC73
IOC72
IOC71
IOC70
Power-on
1 1 1 1 1 1 1 1
/RESET
&
WDT
1 1 1 1 1 1 1 1
0x07
IOC70
(P7CR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
IOC87
IOC86
IOC85
IOC84
IOC83
IOC82
IOC81
IOC80
Power-on
1 1 1 1 1 1 1 1
/RESET
&
WDT
1 1 1 1 1 1 1 1
0x08
IOC80
(P8CR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
X
RAM_A6 RAM_A5 RAM_A4 RAM_A3 RAM_A2 RAM_A1
RAM_A0
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT
0 0 0 0 0 0 0 0
0x09
IOC90
(RAM_ADDR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
RAM_D7 RAM_D6
RAM_D5
RAM_D4
RAM_D3
RAM_D2 RAM_D1 RAM_D0
Power-on
U U U U U U U U
/RESET
&
WDT
P P P P P P P P
0x0A
IOCA0
(RAM_DB)
Wake-Up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT
0 0 0 0 0 0 0 0
0x0B
IOCB0
(CNT1PR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT
0 0 0 0 0 0 0 0
0x0C
IOCC0
(CNT2PR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT
0 0 0 0 0 0 0 0
0x0D
IOCD0
(HPWTPR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT
0 0 0 0 0 0 0 0
0x0E
IOCE0
(LPWTPR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
ICIE
LPWTE HPWTE CNT2E
CNT1E
INT1E
INT0E
TCIE
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT
0 0 0 0 0 0 0 0
0x0F
IOCF0
(IMR)
Wake-up from
Pin Change
Pin Change
P P P P P P P P
Bit Name
IROCS
X
X
X
/WUE8H /WUE8L /WUE6H /WUE6L
Power-on
0 U U U 0 0 0 0
/RESET
&
WDT
0 U U U 0 0 0 0
0x06
IOC61
(WUCR)
Wake-up from
Pin Change
Pin Change
P U U U P P P P