EM78P468N/EM78P468L
8-Bit Microcontroller
28
•
Product Specification (V1.5) 02.15.2007
(This specification is subject to change without further notice)
Address
Name
Reset Type
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
Bit Name
R57
R56
R55
R54
X
X
X
IOCPAGE
Power-on 1
1
1
1
U
U
U
0
/RESET & WDT
1
1
1
1
U
U
U
0
0x05
R5
(Port 5)
Wake-up from
Pin Change
P P P P U U U P
Bit Name
R67
R66
R65
R64
R63
R62
R61
R60
Power-on
1 1 1 1 1 1 1 1
/RESET
&
WDT 1 1 1 1 1 1 1 1
0x06
R6
(Port 6)
Wake-up from
Pin Change
P P P P P P P P
Bit Name
R77
R76
R75
R74
R73
R62
R71
R70
Power-on
1 1 1 1 1 1 1 1
/RESET
&
WDT 1 1 1 1 1 1 1 1
0x7
R7
(Port 7)
Wake-up from
Pin Change
P P P P P P P P
Bit Name
R87
R86
R85
R84
R83
R82
R81
R80
Power-on
1 1 1 1 1 1 1 1
/RESET
&
WDT 1 1 1 1 1 1 1 1
0x8
R8
(Port 8)
Wake-up from
Pin Change
P P P P P P P P
Bit Name
BS
DS1
DS0
LCDEN
X
LCDTYPE
LCDF1 LCDF0
Power-on
1 1 0 0 U 0 0 0
/RESET
&
WDT 1 1 0 0 U 0 0 0
0x9
R9
(LCDCR)
Wake-up from
Pin Change
P P P P U P P P
Bit Name
X
X
X
LCD_A4 LCD_A3 LCD_A2 LCD_A1 LCD_A0
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT 0 0 0 0 0 0 0 0
0xA
RA
(LCD_ADDR)
Wake-up from
Pin Change
P P P P P P P P
Bit Name
X
X
X
X
LCD_D 3 LCD_D 2 LCD_D 1 LCD_D 0
Power-on
U U U U U U U U
/RESET & WDT
U
U
U
U
P
P
P
P
0xB
RB
(LCD_DB)
Wake-up from
Pin Change
U U
U
U
P P
P
P
Bit Name
X
X
X
X
LPWTEN HPWTEN CNT2EN CNT1EN
Power-on
0 1 0 0 0 0 0 0
/RESET
&
WDT 0 1 0 0 0 0 0 0
0xC
RC
(CNTER)
Wake-up from
Pin Change
P P 0 P P P P P
Bit Name
X
CLK2
CLK1
CLK0
IDLE
BF1
BF0
CPUS
Power-on
U 0 0 0 1 0 0 *1
/RESET
&
WDT U 0 0 0 1 0 0 *1
0xD
RD
(SBPCR)
Wake-up from
Pin Change
U P P P P P P P
Bit Name
IRE
HF
LGP
X
IROUTE
TCCE
EINT1
EINT0
Power-on 0
0
0
U
0
0
0
0
/RESET & WDT
0
0
0
U
0
0
0
0
0xE
RE
(IRCR)
Wake-up from
Pin Change
P P P U P P P P
Bit Name
ICIF
LPWTF HPWTF
CNT2F
CNT1F
INT1F
INT0F
TCIF
Power-on
0 0 0 0 0 0 0 0
/RESET
&
WDT 0 0 0 0 0 0 0 0
0xF
RF
(ISR)
Wake-up from
Pin Change
N 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
U U U U U U U U
/RESET & WDT
P
P
P
P
P
P
P
P
0x10
~
0x3F
R10~R3F
Wake-up from
Pin Change
P P P P P P P P
Note:
This bit is equal to the Code Option HLFS bit data
Legend: “
×
”
= not used
“P”
= previous value before reset
“
−
”
= Not defined
“t”
= check R3 register explanation
“u”
= unknown or don’t care
“
N
” = Monitors interrupt operation status