Nokia N900

The N900 is the first Maemo device which may also be utilized as a phone.

Image:N900.jpg

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]
GPSTI Navilink chipsetModel 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