參數(shù)資料
型號(hào): ST7FLU05MAE
廠商: STMICROELECTRONICS
元件分類: 微控制器/微處理器
英文描述: 8-BIT, FLASH, 8 MHz, MICROCONTROLLER, PDSO8
封裝: 0.150 INCH, LEAD FREE, PLASTIC, SOP-8
文件頁數(shù): 82/124頁
文件大小: 2186K
代理商: ST7FLU05MAE
Obsolete
Product(s)
- Obsolete
Product(s)
I/O ports
ST7LUS5, ST7LU05, ST7LU09
60/124
Table 27.
I/O port mode options(1)
1.
Off = implemented not activated
On = implemented and activated
Configuration mode
Pull-up
P-buffer
Diodes
to VDD
to VSS
Input
Floating with/without interrupt
Off
On
Pull-up with/without interrupt
On
Output
Push-pull
Off
On
Open drain (logic level)
Off
Table 28.
I/O port configurations
Hardware configuration
Input
(1
)
1.
When the I/O port is in input configuration and the associated alternate function is enabled as an output,
reading the DR register will read the alternate function output status.
Ope
n
-drain
ou
tp
ut
(2)
2.
When the I/O port is in output configuration and the associated alternate function is enabled as an input,
the alternate function reads the pin status given by the DR register content.
PUSH-PULL
o
utput
(2)
CONDITION
Pad
VDD
RPU
EXTERNAL INTERRUPT
POLARITY
DATA BUS
PULL-UP
INTERRUPT
DR REGISTER ACCESS
W
R
FROM
OTHER
PINS
SOURCE (eix)
SELECTION
DR
REGISTER
CONDITION
ALTERNATE INPUT
ANALOG INPUT
Pad
RPU
DATA BUS
DR
DR REGISTER ACCESS
R/W
VDD
ALTERNATE
ENABLE
OUTPUT
REGISTER
Pad
RPU
DATA BUS
DR
DR REGISTER ACCESS
R/W
VDD
ALTERNATE
ENABLE
OUTPUT
REGISTER
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