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ST7LUS5 データシート(PDF) 59 Page - STMicroelectronics

部品番号 ST7LUS5
部品情報  8-bit low cost, low pin-count MCU for automotive,with single voltage Flash memory, ADC, timers
PDF  124 Pages
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メーカー  STMICROELECTRONICS [STMicroelectronics]
ホームページ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST7LUS5 データシート(HTML) 59 Page - STMicroelectronics

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ST7LUS5, ST7LU05, ST7LU09
I/O ports
59/124
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
Off
On
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
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.
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.
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
ALTERNATE
ENABLE
OUTPUT
REGISTER
PAD
RPU
DATA BUS
DR
DR REGISTER ACCESS
R/W
VDD
ALTERNATE
ALTERNATE
ENABLE
OUTPUT
REGISTER



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