Saturday, February 25, 2012

Raspberry Pi hardware

Model AModel B
System-on-a-chip (SoC): Broadcom BCM2835 (CPU + GPU + SDRAM) datasheet
CPU:700 MHz ARM11 ARM1176JZF-S core
GPU:Broadcom VideoCore IV,OpenGL ES 2.0,OpenVG 1080p30 H.264 high-profile encode/decode
Memory (SDRAM): 128 MiB256 MiB
USB 2.0 ports:1(provided by the BCM2835) 2 (via integrated USB hub) datasheet
Video outputs:Composite video|Composite RCA, HDMI (not at the same time)
Audio outputs: TRS connector|3.5 mm jack, HDMI
Audio inputs: none, but a USB mic or sound-card could be added
Onboard Storage:Secure Digital|SD / MMC / SDIO card slot
Onboard Network:None10/100 wired Ethernet RJ45
Low-level peripherals:General Purpose Input/Output (GPIO) pins, Serial Peripheral Interface Bus (SPI), I²C, I²S, Universal asynchronous receiver/transmitter (UART)
Power ratings (provisional, from alpha board):500mA, (2.5 Watt)700mA, (3.5 Watt)
Power source:5V via Micro USB or GPIO header
Size:85.60mm x 53.98mm(3.370 × 2.125 inch)

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