ST7FLU05MCE View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
ST7FLU05MCE
STMicroelectronics
'ST7FLU05MCE' PDF : 124 Pages View PDF
I/O ports
ST7LUS5, ST7LU05, ST7LU09
Table 27. I/O port mode options(1)
Configuration mode
Pull-up
P-buffer
Diodes
to VDD
to VSS
Input
Output
Floating with/without interrupt
Pull-up with/without interrupt
Push-pull
Open drain (logic level)
Off
Off
On
On
On
On
Off
Off
1. Off = implemented not activated
On = implemented and activated
Table 28. I/O port configurations
t(s) Hardware configuration
c VDD
rodu RPU
P t(s) Pad
PULL-UP
CONDITION
DR REGISTER ACCESS
DR
W
REGISTER
R
DATA BUS
ct(s) - Obbssoolleettee Produc VDD
du - O RPU
Pro t(s) Pad
FROM
OTHER
PINS
INTERRUPT
CONDITION
ALTERNATE INPUT
POLARITY
SELECTION
EXTERNAL INTERRUPT
SOURCE (eix)
ANALOG INPUT
DR REGISTER ACCESS
DR
R/W
REGISTER
DATA BUS
Obsolettee ProducVDD
le RPU
Obso Pad
ALTERNATE
ENABLE
ALTERNATE
OUTPUT
DR REGISTER ACCESS
DR
R/W
REGISTER
DATA BUS
ALTERNATE
ENABLE
ALTERNATE
OUTPUT
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.
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