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banana pi BPI-R1 A20 dual core open source smart r
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banana pi BPI-R1 A20 dual core open source smart r
Initial page
LANGS
About Banana pi BPI-R1
BPI-R1 hardware spec
First Chapter
Summary
BPI-R1 DC Power interface
Armbian Linux
Compulsive modification of HDMI output resolution
BPI-R1 Audio
BPI-R1 quick start
BPI-R1 CAN Bus
BPI-R1 Linux software
David Bentham / openwrt-bpi-r1-prebuilt
BPI-R1 schematic diagram
BPI-R1 HDMI interfact
BPI-R1 android software
How to build OpenWRT image from github
Linux mainline kernel
BPI-R1 3.7V lithium battery interface
BPI-R1 RGB DSI interface
BPI-R1 wifi antenna slot
BPI-R1 CE,FCC RoHS Certification
BPI-R1 Audio
BPI-R1 IR interface
BPI-R1 Software
bananianlinux
WiringPi python
NetBSD/evbarm on Allwinner Technology SoCs
BPI-R1 OpenWRT
BPI-R1 MIC
BPI-R1 WiringPi
BPI-R1 5 GbE Ethernet ports
linux-sunxi wiki
BPI-R1 WIFI interface
Lamobo Openwrt image
BPI-R1 Camera interface
BPI-R1 SD card slot
BPI-R1 hardware interface
Manual for HW setup and basic router functionalities
Reference documents
Allwinner chip documents
linuxkernel34bspimage
BPI-R1 WiringPi
BPI-R1 SATA interface
BPI-R1 Camera interface
Linux mainlining effort
Pi4J Project
BPI-R1 OTG interface
BPI-R1 GPIO Pin define
Asterisk on BPI-R1
Officeal OpenWRT
BPI-R1 USB interface
About Banana pi BPI-R1
Getting Started with R1 - Banana Pi Wiki
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BPI-R1 Audio
Banana pi BPI-R1 support two audio device HDMI and headphone
  • How to choose HDMI or headphone for audio output
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    sudo nano /etc/asound.conf
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    1
    pcm.!default {
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    type hw
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    card 0 //If you want to set HDMI as output ,turn 0 to 1.
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    device 0
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    }
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    ctl.!default {
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    type hw
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    card 0 //If you want to set HDMI as output ,turn 0 to 1.
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    }
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  • Plug in the headphone and type
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    speaker-test -twav -c2
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  • The sound "sound left，sound right，sound left" will output from headphone.
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    sudo apt-get install espeak
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    espeak "hello"　　 //say: hello
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    espeak "hello_bananapi"　　 //say: hello banana pi
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  • Run the sound volume controler,you can see
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    sudo alsamixer
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Compulsive modification of HDMI output resolution
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BPI-R1 quick start
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