Samsung Galaxy Ace 3 Duos (samsung-logands)
Appearance
	
	
| Not to be confused with the LTE model, which has a Qualcomm SoC! (If you have a letter after the model number, you have the LTE model.) | 
| This device runs a Downstream kernel. Some UIs will not work, and most features (3D acceleration, audio, etc.) may be broken. | 
|  GT-S7272 running Xfce4 | |
| Manufacturer | Samsung | 
|---|---|
| Name | Galaxy Ace 3 Duos | 
| Codename | samsung-logands | 
| Released | 2013 | 
| Type | handset | 
| Hardware | |
| Chipset | Broadcom BCM21664 | 
| CPU | 1.0 GHz Cortex-A9 | 
| GPU | VideoCore IV | 
| Display | 480x800 TFT | 
| Storage | 4 GB | 
| Memory | 1 GB | 
| Architecture | armv7 | 
| Software | |
| Original software The software and version the device was shipped with. | Android 4.2.2 | 
| Extended version The most recent supported version from the manufacturer. | Android | 
| FOSS bootloader | no | 
| postmarketOS | |
| Category | downstream | 
| Mainline Instead of a Linux kernel fork, it is possible to run (Close to) Mainline. | no | 
| pmOS kernel The kernel version that runs on the device's port. | 3.4.5 | 
| Device package |  device-samsung-logands | 
| Kernel package |  linux-samsung-logands | 
| Flashing Whether it is possible to flash the device with  pmbootstrap flasher. | Works | 
|---|---|
| USB Networking After connecting the device with USB to your PC, you can connect to it via telnet (initramfs) or SSH (booted system). | Partial | 
| Battery Whether charging and battery level reporting work. | Works | 
| Screen Whether the display works; ideally with sleep mode and brightness control. | Partial | 
| Touchscreen | Works | 
| Multimedia | |
| 3D Acceleration | Untested | 
| Audio Audio playback, microphone, headset and buttons. | Broken | 
| Camera | Broken | 
| Connectivity | |
| WiFi | Partial | 
| Bluetooth | Broken | 
| GPS | Broken | 
| Modem | |
| Calls | Untested | 
| SMS | Untested | 
| Mobile data | Broken | 
| Sensors | |
| Accelerometer Handles automatic screen rotation in many interfaces. | Untested | 
| Magnetometer Sensor to measure the Earth's magnetism | Untested | 
| Ambient Light Measures the light level; used for automatic screen dimming in many interfaces. | Untested | 
| Proximity | Untested | 
| Hall Effect Measures magnetic fields; usually used as a flip cover sensor | Untested | 
| Barometer Sensor to measure air pressure | Untested | 
| Power Sensor Sensor to monitor current, voltage and power. Not fuel gauge! | Untested | 
Maintainer(s)
Contributors
Users owning this device
- AppleCross (Notes: GT-S7272)
How to enter flash mode
- Download mode: While the device is turned off, hold + + , and confirm the action by pressing thereafter.
- Recovery mode: While the device is turned off, hold + + .
Installation (Android Recovery Zip)
pmbootstrap init # Choose samsung-logands pmbootstrap install --android-recovery-zip pmbootstrap export # Find installation .zip in '/tmp/postmarketOS-export' folder. # Put .zip on SD card. # Boot into recovery mode # Install .zip using recovery tool like CWM or TWRP.
Installation
pmbootstrap init # Choose samsung-logands pmbootstrap install # Boot into download mode (Odin mode) before running the command below pmbootstrap flasher flash_rootfs # Boot into download mode again pmbootstrap flasher flash_kernel
WiFi
Wifi isn't working properly, there are two problems:
- Broadcom Wifi kernel module isn't installing automatically.
- Connection to Wifi doesn't work, only Wifi scanning is working.
see this comment[1] from MR for installing the kernel module manually.
Photos
See also
- pmaports!4198 Initial merge request
- pmaports!4213 WiFi, USB info and lightdm config