參數(shù)資料
型號: MC68HC05E5DW
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封裝: SOIC-28
文件頁數(shù): 88/140頁
文件大?。?/td> 847K
代理商: MC68HC05E5DW
Input/Output (I/O) Ports
Input/Output Programming
MC68HC05E5 Rev. 1.0
General Release Specification
MOTOROLA
Input/Output (I/O) Ports
51
NON-DISCLOSURE
AGREEMENT
REQUIRED
Figure 7-1. Port I/O Circuitry
Table 7-1. I/O Pin Functions
R/W
DDR
I/O Pin Function
00
The I/O pin is in input mode. Data is written into the output
data latch.
01
Data is written into the output data latch and output of
the I/O pin.
1
0
The state of the I/O pin is read.
11
The I/O pin is in an output mode. The output data latch
is read.
DATA DIRECTION
REGISTER BIT
LATCHED OUTPUT
DATA BIT
I/O
PIN
INPUT
REGISTER
BIT
INPUT
I/O
OUTPUT
INTERNAL
HC05
CONNECTIONS
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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