| Target price: |
US$25 Ext tax (GBP £16 Exc VAT) |
US$35 Ext tax (GBP £22 Exc VAT) |
| System-on-a-chip (SoC) |
Broadcom BCM2835 (CPU + GPU. SDRAM is a separate chip stacked on top |
|
| 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)iB |
256 MiB (planned with 128 MiB, upgraded to 256 MiB on 29 Feb 2012) |
256 MiB (until 15 Oct 2012); 512 MiB (since 15 Oct 2012) |
| USB 2.0 ports: |
1 (provided by the BCM2835) |
2 (via integrated USB hub) |
| 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 |
NONE |
10/100 wired Ethernet RJ45 |
| Low-level peripherals |
General Purpose Input/Output (GPIO) pins, Serial Peripheral Interface Bus (SPI), I²C, I²S[2], Universal asynchronous receiver/transmitter (UART) |
|
| Real-time clock |
NONE |
|
| Power ratings (provisional, from alpha board) |
500 mA, (2.5 W) |
700 mA, (3.5 W) |
| Power source |
5 V (DC) via Micro USB type B or GPIO header |
|
| Size |
85.0 x 56.0 mm (two different boards, measured with callipers) |
|
| 更加详细内容请参见wiki |
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