Raspberry-Pi-Model-Bplus-Product-Brief.pdf:
https://static.raspberrypi.org/files/product-briefs/Raspberry-Pi-Model-Bplus-Product-Brief.pdf
사양 : 64bit quad core processor running at 1.4GHz ,
dual-and 2.4GHz and 5GHz wireless LAN,
Specifications
Processor : Broadcom BCM2837B0, Cortex-A53
Memory : 1GB LPDDR2 SDRAM
Connectivity :
* 2.4GHz and 5GHz IEEE 802.11.b/g/n/ac wireless
* Gigabit Ethernet over USB 2.0 (maximum throughput 300Mbps)
* 4 x USB 2.0 ports
Access : Extended 40-pin GPIO header
Video & sound
* 1 x full size HDMI
* MIPI DSI display port
* MIPI CSI camera port
* 4 pole stereo output and composite video port
SD card support
Input power
* 5V/2.5A DC , micro USB connector
Environment : Operating temperature , 0- 50 °C
alsa 관련 라이브러리
alsa-lib/ alsa-plugins/ alsa-state/ alsa-utils/
alsa-utils
- aconnect alsaloop alsamixer alsaucm amidi amixer aplay aplaymidi arecord arecordmidi aseqdump aseqnet iecset speaker-test
alsa-plugins
optional : FFmpeg, libsamplerate, PulseAudio, Speex , JACK, maemo
http://www.linuxfromscratch.org/blfs/view/svn/multimedia/alsa-plugins.html
pulseAudio Gstreamer 설정 - http://crazyraven.tistory.com/?page=7