I2C-16IO Gravitech, I2C-16IO Datasheet - Page 5

• Manufacturer Part Number: I2C-16IO
• Description: Daughter Cards & OEM Boards I2C 16-BIT GPIO EXPANDER
• Manufacturer: Gravitech

Specifications of I2C-16IO

• Rohs: yes
• Product: Expansion Boards
• Description/function: 16 bits general purpose parallel input-output expansion using I2C bus
• Dimensions: 1.1 in x 0.7 in
• Interface Type: I2C
• Operating Supply Voltage: 2.3 V to 5.5 V
• Tool Is For Evaluation Of: PCA9535
• For Use With: Breadboards

TM
2
I2C-16IO
I
C 16-Bit I/O User Manual
Interrupt LED:
I2C-16IO equipped with an interrupt
indicator yellow LED. It is a visual way to
indicate that one of the input port pins
change state.
The interrupt LED is
enabled from the manufacture. It can be
disabling for light sensitive or low current
requirement application by remove the
solder bridge on “INLED” at the bottom
of the module.
In order for the interrupt LED to work
properly, “INTPU” must be enable.
Below is the default setting from the
manufacture.
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