參數(shù)資料
型號(hào): EM78P267A
廠商: ELAN Microelctronics Corp .
英文描述: 8-Bit Micro-Controller for Consumer Product(帶2K × 13片上ROM,工作電壓2.5V-5.5V的8位微控制器)
中文描述: 8位微控制器的消費(fèi)產(chǎn)品(帶2K × 13片上ROM的,工作電壓為2.5V至5.5V的8位微控制器)
文件頁數(shù): 12/20頁
文件大小: 144K
代理商: EM78P267A
* This specification are subject to be changed without notice.
EM78P267/467A/B/C
8-BIT MICRO-CONTROLLER FOR CONSUMER PRODUCT
PCRD
12
Preliminary
9.5.1997
* The Rex is 560K ohm external resistor
Fig. 7(b) The circuit of I/O port with R-option (P70,P71)
Fig. 8 Block diagram of Reset of controller
RESET and Wake-up
The RESET can be caused by
(1) Power on reset,
(2) /RESET pin input “l(fā)ow”, or
P
CLK
D
Q
QC
PCWR
P
CLK
D
Q
QC
PDWR
0
1
PDRD
M
U
X
PORT
IOD
ROC
V
CC
Weekly
Pull-up
Rex*
Oscillator
Power-on
Reset
VDD
D
CLK
Q
CLR
WTE
WDT
RESET
WDT Timeout
Reset
CLK
18 ms
相關(guān)PDF資料
PDF描述
EM78P468N 8-BIT MICROCONTROLLER
EM78P468NAQ 8-BIT MICROCONTROLLER
EM78P468NBQ 8-BIT MICROCONTROLLER
EM78P468NCQ 8-BIT MICROCONTROLLER
EM78P468NH 8-BIT MICROCONTROLLER
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