參數(shù)資料
型號: MC68HC05RC18FN
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, PQCC44
封裝: PLASTIC, LCC-44
文件頁數(shù): 82/126頁
文件大?。?/td> 1180K
代理商: MC68HC05RC18FN
Parallel Input/Output (I/O)
MC68HC05RC18 Rev. 2.1
General Release Specification
Freescale Semiconductor
Parallel Input/Output (I/O)
59
NON-DISCLOSURE
AGREEMENT
REQUIRED
Figure 6-2. I/O Circuitry
Table 6-1. I/O Pin Functions
Access
DDR
I/O Pin Functions
Write
0
The I/O pin is in input mode. Data is written into the output data latch.
Write
1
Data is written into the output data latch and output to the I/O pin.
Read
0
The state of the I/O pin is read.
Read
1
The I/O pin is in an output mode. The output data latch is read.
DATA DIRECTION
REGISTER BIT
I/O
PIN
INPUT
REG
BIT
INPUT
I/O
OUTPUT
INTERNAL
HC05
CONNECTIONS
LATCHED
OUTPUT
DATA BIT
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