参数资料
型号: W78E365
厂商: Electronic Theatre Controls, Inc.
元件分类: 8位微控制器
英文描述: 8-BIT MICROCONTROLLER
中文描述: 8位微控制器
文件页数: 1/40页
文件大小: 395K
代理商: W78E365
W78E365 Data Sheet
8-BIT MICROCONTROLLER
Publication Release Date: April 20, 2005
- 1 -
Revision A5
Table of Contents-
1.
GENERAL DESCRIPTION.................................................................................................................. 2
2.
FEATURES ......................................................................................................................................... 2
3.
PIN CONFIGURATIONS ..................................................................................................................... 3
4.
PIN DESCRIPTION ............................................................................................................................. 4
5.
BLOCK DIAGRAM............................................................................................................................... 5
6.
FUNCTIONAL DESCRIPTION ............................................................................................................ 6
6.1
RAM...................................................................................................................................................6
6.2
Timers 0, 1, and 2..............................................................................................................................7
6.3
Clock..................................................................................................................................................7
6.4
Power Management...........................................................................................................................7
6.5
Reset .................................................................................................................................................8
6.6
Port 4 .................................................................................................................................................9
6.7
Pulse Width Modulated Outputs (PWM) ..........................................................................................14
6.8
Watchdog Timer ..............................................................................................................................17
6.9
In-System Programming (ISP) Mode ...............................................................................................19
6.10 Software Reset ................................................................................................................................20
6.11 H/W Reboot Mode (Boot from LDROM) ..........................................................................................21
6.12 Security............................................................................................................................................24
7.
ELECTRICAL CHARACTERISTICS ................................................................................................. 25
7.1
Absolute Maximum Ratings .............................................................................................................25
7.2
D.C. Characteristics.........................................................................................................................25
7.3
A.C. Characteristics .........................................................................................................................27
8.
TIMING WAVEFORMS ..................................................................................................................... 28
8.1
Program Fetch Cycle .......................................................................................................................28
8.2
Data Read Cycle..............................................................................................................................29
8.3
Data Write Cycle..............................................................................................................................30
8.4
Port Access Cycle............................................................................................................................31
9.
TYPICAL APPLICATION CIRCUIT ................................................................................................... 32
9.1
External Program Memory and Crystal ............................................................................................32
9.2
Expanded External Data Memory and Oscillator .............................................................................33
10.
PACKAGE DIMENSIONS ................................................................................................................. 33
10.1 40-pin DIP........................................................................................................................................33
10.2 44-pin PLCC ....................................................................................................................................34
10.3 44-pin PQFP....................................................................................................................................34
11.
APPLICATION NOTE........................................................................................................................ 35
11.1 In-system Programming Software Examples ...................................................................................35
12.
REVISION HISTORY ........................................................................................................................ 40
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