8 Bi-direction IO I2C Expansion Board with Isolation Protection for Raspberry Pi
$15.30
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Description
The module use the Raspberry Pi Model B through the I2C bus to expand 8 bi-direction IO.
You can operate Pin A0,A1,A2 through the mini jumper to choose the I2C address. You can choose maximum 8 different address from 0x20-0x27.The module lead to the Raspberry Pi’s GPIO again so you can cascade maximum 8 modules one by one
Features
Input voltage:5V or 3V
8 bi-direction IO
Provide Isolation protection
Communicate with I2C bus
Expand 8 modules maximum
8 different I2C address that you can choose
Reverse insert will not disturb the module
IO definition
The EXT0-EXT7 are 8 bi-direction GPIO that you can use. There are 6 Pins near the letter inch ADDRinch. They are Pin A0,A1,A2.You can choose different I2C address through the setup the mini jumper.
Package Included
1x I2C expansion board
| Weight | 0.011 kg |
|---|
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