Nokia N900
The N900 is the first Maemo device which may also be utilized as a phone.
Contents |
Features
Accelerometer
Built in Accelerometer.
Battery
BL-5J 3.7V Li-Ion 1320 mAh . See this thread for reported usage
Camera Stills
| Feature | Capability |
|---|---|
| Capture Resolutions | 5 mega-pixel (2584x1938 pixels),3.5 mega-pixel 1920x1080 |
| Flash | Dual LED |
| Lens | Carl Zeiss optics ,Tessar,5.2mm focal length, f/2.8, fixed aperture, focus 10cm to infinity |
| Physical Features | Hardware shutter button,with Lens Cover |
| Sensor | cmos 1/2.5" 31.2mm focal length (35mm terminology) |
| Zoom | 3X Digital |
| Socketed | Replacable in case of damage or malfunction. In principle upgradable. |
Sample pictures are available from the Flickr N900 Group here
Camera Application
This application only works in Landscape
| Feature | Capability |
|---|---|
| Capture Modes | Automatic, Macro, Portrait, Action |
| Edit Options | Crop, Rotate |
| Exposure Options | Automatic, ISO 100, 200,400 |
| Flash Mode | Automatic, Red Eye reduction, Always Off,Always On |
| White Balance | Automatic, Sunny,Cloudy,Tungsten, Fluorescent |
Camera Video
Video Recording WVGA 848x480 25fps,4X digital video zoom, autofocus
Video Recording Formats mpeg4
Connectivity
| Feature | Capability |
|---|---|
| Audio/Video Out | Nokia AV 3.5mm inc TV Out (included cable CA-75U) |
| Bluetooth | V2.1 +EDR with Following profiles A2DP,AVRCP,FTP,HFP,HSP,OPP (DUN PAN HID via customisation ) |
| FM Receiver | RDS, US/EU/Japan bands, Headphone cable for antenna |
| FM Transmitter | Internal antenna, 88.1 to 107.9MHz |
| GSM | Quad-band EDGE 850/900/1800/1900 |
| GPS | |
| Infra Red Port | Community support of CIR from Irrecco project |
| WCDMA | 900/1700/2100 MHz |
| Micro USB | (NO usb host or OTG) USB 2.0 ,USB Mass Storage,USB Charging |
| WiFi | 802.11 b/g :WEP,WPA,WPA2 (AES/TKIP), UPnP, DLNA Certification |
Memory
| Feature | Capability |
|---|---|
| Application memory | 1GB see the page on using /opt for applications |
| Expandable memory | Micro SD slot for up-to 16GB additional |
| Internal storage | Maximun built in user storage 32GB |
| System memory | 1GB (256MB SDRAM plus 768MB virtual NAND) |
Media player can use both internal 32GB and micro SD card as storage
Detailed Hardware information
(Based partially on pre-production n900 device. Click on device for wiki page with more information)
| Device | Model (Manufacturer) | Description | Driver | License |
|---|---|---|---|---|
| Flash Torch | ADP1653 (Analog Devices) | Dual LED flash controller | adp1653 module over I2C bus | |
| Autofocus | AD5820 (link is 5821) (Analog Devices) | Autofocus coil driver | ad5820 module over I2C bus | |
| LCD Panel | ACX565AKM (Sony) | |||
| LED Controller | LP5523 | |||
| GPU | SGX 530 (Imagination Technologies) | |||
| Touch Screen Controller | tsc 2005 | |||
| Microprocessor | OMAP3430 [1] (Texas Instruments) | |||
| Power management/I2C | TWL4030 (Texas Instruments) | |||
| Battery status/I2C | BQ27200 (Texas Instruments) | [2] | ||
| WiFi | WL1251 (Texas Instruments) | |||
| Bluetooth | BCM2048 [3] (Broadcom) | |||
| FM Radio Transmitter | Si4713 (Silicon Labs) | [4] | ||
| GPS | TI Navilink chipset | Model number uncertain | ||
| Headphone Amplifier | TPA6130a2 (Texas Instruments) | |||
| Digital Audio Data Serial Interface | TLV320AIC3x | |||
| Main Camera | ET8EK8 (Toshiba) | |||
| Front Camera | VS6555 (ST Microelectronics) | |||
| USB | socket may depend on Build Date |
For those that want to hack the drivers for the hardware the source code of Maemo Kernel could be download here:
http://repository.maemo.org/pool/fremantle/free/k/kernel/
See also the following articles