ST7FLITE02 STMICROELECTRONICS [STMicroelectronics], ST7FLITE02 Datasheet - Page 46

• Manufacturer Part Number: ST7FLITE02
• Description: 8-BIT MICROCONTROLLER WITH SINGLE VOLTAGE FLASH MEMORY, DATA EEPROM, ADC, TIMERS, SPI
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

ST7LITE0x, ST7LITESx
I/O PORTS (Cont’d)
Table 10. 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,
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reading the DR register will read the alternate function output status.
the alternate function reads the pin status given by the DR register content.
PAD
PAD
PAD
V
V
V
DD
R
DD
DD
R
R
PU
PU
PU
PULL-UP
CONDITION
Hardware Configuration
INTERRUPT
CONDITION
OTHER
FROM
PINS
ALTERNATE
ALTERNATE
REGISTER
ENABLE
ENABLE
DR
DR REGISTER ACCESS
REGISTER
REGISTER
SELECTION
POLARITY
DR
DR
DR REGISTER ACCESS
DR REGISTER ACCESS
W
R
ALTERNATE
ALTERNATE
OUTPUT
OUTPUT
ALTERNATE INPUT
EXTERNAL INTERRUPT
SOURCE (ei
ANALOG INPUT
R/W
R/W
DATA BUS
DATA BUS
DATA BUS
x
)