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Denis 'GNUtoo' Carikli, 12/17/2018 02:07 PM

Serial port

There is an in-depth article covering several Samsung devices in the SamsungSerial page


Device I/O voltage ID<->GND SOC TX SOC RX switch Comments
I9300 1.8V1 619 kOhms3 D- D+ It gives a shell once Replicant has booted
Nexus S 619K 150 kOhm FSA9480
Galaxy Nexus 619 kOhms4
Optimus Black N/A2 DP3T

1 Measured between USB GND and USB VCC

2 Code is required to use the switch as you need to configure both the MUIC and DP3T switch

3 See The related driver source code

4 See the postmarketOS wiki page on Serial debugging

Interesting links

There is a page on Serial debugging on the postmarketOS wiki that contains information for using the serial port for many smartphones models.

Updated by Denis 'GNUtoo' Carikli over 5 years ago · 23 revisions

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