參數(shù)資料
型號: EM78P468NAQ
廠商: ELAN Microelctronics Corp .
元件分類: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件頁數(shù): 17/82頁
文件大?。?/td> 1491K
代理商: EM78P468NAQ
EM78P468N
8-BIT Microcontroller
Product Specification
(V1.2) 03.15.2005
(This specification is subject to change without further notice)
13
Bits 5 ~ 0 (RSR5 ~ RSR0) :
are used to select up to 6
ct addressing mode.
indire
If no indirect addressing is used, the RSR can be used as an
8-
eral
ses
rite
er.
bit gen
purpo
read/w
r regist
4 registers (address: 00~3F) in the
4.1.6
5/PO
(Address: 05h)
Bit 7
Bit 6
(P
5
an Pa
d
l
R
RT5
ORT I/O Data
ge of Register Se ect)
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
R57
R56
R55
R54
--
--
--
IOCPAGE
Bit 7~4 :
4-bits I/O registers of PORT5
User can use IOC50 register to def
output each bit.
Bit 3~
Not used
Bit 0 (
PAGE) :
change IOC5 ~ I
other page
IOCPAGE = “0” :
Page 0 (select register of IOC 50 to IOC F0)
ect register of IOC 61 to IOC E1)
4.1.7
(PORT 6 I/O Data Register)
(Address: 06h)
Bit 7
Bit 6
Bit 5
ine input or
1 :
IOC
OCF to an
IOCPAGE = “1” :
Page 1 (sel
R6/PORT6
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
R67
R66
R65
R64
R63
R62
R61
R60
Bit 7~0 :
8-bit I/O registers of PORT 6
User
t or output each bit.
4.1.8
Register)
can use IOC60 register to define inpu
R7/PORT7 (PORT 7 I/O Data
(Address: 07h)
Bit 7
Bit 6
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
R77
R76
R75
R74
R73
R72
R71
R70
Bit 7
8-bit I/O registers
User can use IO 70 regi
or
4.1.9
8/POR
(Address: 08h)
Bit 7
Bit 6
(PO
eg
~0 :
of PORT 7
C
ster to define input
output each bit.
R
T8
RT 8 I/O Data R
ister)
Bit 5
Bit 4
Bit 3
Bit 2
Bit 1
Bit 0
R87
R86
R85
R84
R83
R82
R81
R80
Bi
8-bit
gist
OR
User can use IO 80 regis
to d
t 7~0 :
I/O re
ers of P
T 8
C
ter
efine inpu or output each bit.
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