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I2C logic levels

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I2C logic levels
Fribse Offline
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Posts: 5
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Joined: May 2025
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#1
05-08-2025, 08:37 PM
Hi,
The I2C conector on the KC868-6 has a 3.3v pin for power. I have a PN532 RFID reader that I want to connect to the I2C bus, however the PN532 needs 5 volts. Can an I2C device with 5V logic level be connected safely to the I2C bus?
Thanks in advance for your answer.
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Messages In This Thread
I2C logic levels - by Fribse - 05-08-2025, 08:37 PM
RE: I2C logic levels - by admin - 05-08-2025, 11:53 PM
RE: I2C logic levels - by Fribse - 05-09-2025, 07:25 PM
RE: I2C logic levels - by admin - 05-09-2025, 11:40 PM
RE: I2C logic levels - by Fribse - 05-11-2025, 01:11 PM
RE: I2C logic levels - by admin - 05-12-2025, 12:59 AM
RE: I2C logic levels - by Fribse - 05-12-2025, 08:29 AM
RE: I2C logic levels - by admin - 05-12-2025, 08:36 AM
RE: I2C logic levels - by Fribse - 05-12-2025, 08:46 AM
RE: I2C logic levels - by admin - 05-12-2025, 08:56 AM

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