Thundercomm Dragonboard-845c (thundercomm-db845c)
| Manufacturer | Thundercomm |
|---|---|
| Name | Dragonboard 845c |
| Codename | thundercomm-db845c |
| Released | 2019 |
| Type | development board |
| Hardware | |
| Chipset | Qualcomm Snapdragon 845 (SDM845) |
| CPU |
Octa-core (4x 2.8 GHz Kryo 385 Gold 4x 1.7 GHz Kryo 385 Silver) |
| GPU | Adreno 630 |
| Storage | 64 GB |
| Memory | 4 GB |
| Architecture | aarch64 |
| Software | |
| Original software | Ubuntu |
Original version  The version the device was shipped with. |
14.04 |
Extended version The most recent supported version from the manufacturer. |
16.04 |
| postmarketOS | |
| Category | community |
Pre-built images Whether pre-built images are available here. |
yes |
pmOS kernel The kernel version that runs on the device's port. |
Mainline |
Unixbench score Unixbench Whetstone/Dhrystone score. See Unixbench. |
6029.9 |
Flashing 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). |
Works
|
Battery Charging and battery level reporting works |
Works
|
Screen Display works. Ideally with sleep mode and brightness control. |
Works
|
| Multimedia | |
3D Acceleration |
Works
|
Audio Audio playback, microphone, headset and buttons. |
Works
|
Camera |
Broken
|
| Connectivity | |
WiFi |
Works
|
Bluetooth |
Works
|
GPS |
Partial
|
| Modem | |
Calls |
Works
|
SMS |
Works
|
Mobile data |
Works
|
| Miscellaneous | |
FDE Full disk encryption and unlocking with unl0kr. |
Works
|
USB OTG USB On-The-Go or USB-C Role switching |
Broken
|
| Sensors | |
Accelerometer Auto screen rotation works in desktops e.g. Phosh or Plasma Mobile |
Broken
|
Haptics |
Works
|
| This device is based on the Snapdragon 845. See the SoC page for common tips, guides and troubleshooting steps |
The Qualcomm Robotics (RB3) Dragonboard 845c is a development board / robotics kit built by Thundercomm. It is designed as a development platform for embedded robotics or IOT products, it is the "reference" Snapdragon 845 device. Linaro test and maintain upstream Linux kernel support for it. It is also one of the reference devices in AOSP.
The db845c actually has a variant of the Snapdragon 845, codename "SDA845" it is identical except the modem doesn't have cellular capabilities, only wifi.
Community Info
postmarketOS users that own the device
Maintainers
See also
Internal pages