ST7265XEVALMS STMicroelectronics, ST7265XEVALMS Datasheet - Page 49

• Manufacturer Part Number: ST7265XEVALMS
• Manufacturer: STMicroelectronics

Specifications of ST7265XEVALMS

• Lead Free Status / Rohs Status: Supplier Unconfirmed

I/O PORTS (Cont’d)
Table 13. I/O Port Configurations
Notes:
1. When the I/O port is in input configuration and the associated alternate function is enabled as an output,
2. When the I/O port is in output configuration and the associated alternate function is enabled as an input,
reading the DR register will read the alternate function output status.
the alternate function reads the pin status given by the DR register content.
NOT IMPLEMENTED IN
TRUE OPEN DRAIN
I/O PORTS
NOT IMPLEMENTED IN
TRUE OPEN DRAIN
I/O PORTS
NOT IMPLEMENTED IN
TRUE OPEN DRAIN
I/O PORTS
PAD
PAD
PAD
V
DD
/V
R
R
R
PU
DDF
PU
PU
V
V
DD
DD
/V
/V
DDF
DDF
PULL-UP
CONFIGURATION
Hardware Configuration
INTERRUPT
CONFIGURATION
OTHER
FROM
PINS
ALTERNATE
ALTERNATE
REGISTER
ENABLE
ENABLE
DR
DR REGISTER ACCESS
SELECTION
REGISTER
POLARITY
REGISTER
DR
DR
DR REGISTER ACCESS
W
R
DR REGISTER ACCESS
ALTERNATE
ALTERNATE
OUTPUT
OUTPUT
ALTERNATE INPUT
EXTERNAL INTERRUPT
SOURCE (ei
ANALOG INPUT
W
R
DATA BUS
W
R
DATA BUS
DATA BUS
x
ST7265x
)
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