STEVAL-ISQ002V1 STMicroelectronics, STEVAL-ISQ002V1 Datasheet - Page 40

• Manufacturer Part Number: STEVAL-ISQ002V1
• Description: BOARD EVAL BASED ON ST72264G1
• Manufacturer: STMicroelectronics

Specifications of STEVAL-ISQ002V1

• Main Purpose: Interface, PMBus
• Embedded: Yes, MCU, 8-Bit
• Utilized Ic / Part: ST72F264
• Primary Attributes: The PMBus™ Interface Using the ST7 I2C Peripheral
• Secondary Attributes: Firmware in C Language
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-6423

ST72260Gx, ST72262Gx, ST72264Gx
I/O PORTS (Cont’d)
Table 8. I/O 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,
3. For true open drain, these elements are not implemented.
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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
DD
R
DD
R
R
V
PU
PU
PU
DD
NOTE 3
NOTE 3
NOTE 3
PULL-UP
CONDITION
Hardware Configuration
INTERRUPT
CONDITION
OTHER
FROM
PINS
COMBINATIONAL
ALTERNATE
REGISTER
ENABLE
BIT
DR
LOGIC
DR REGISTER ACCESS
REGISTER
REGISTER
DR
DR
SELECTION
From on-chip periphera
POLARITY
DR REGISTER ACCESS
DR REGISTER ACCESS
W
R
ALTERNATE
OUTPUT
R/W
ANALOG INPUT
EXTERNAL INTERRUPT
SOURCE (ei
R/W
ALTERNATE INPUT
To on-chip peripheral
DATA BUS
DATA BUS
l
DATA BUS
x
)