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- Mon Nov 14, 2016 10:23 pm
- Forum: Wireless / Wired
- Topic: HC-05 Master / Slave Bluetooth Module (HCMODU0061)
- Replies: 13
- Views: 53270
Re: HC-05 Master / Slave Bluetooth Module (HCMODU0061)
On other forums I've seen it suggested that the HC-05 RX pin (data in) cannot be connected directly to an Arduino because the voltage must be reduced to 3.3v. Is this true of the module sold by Hobby Components?