Allwinnertech R311 Low cost integrated multimedia decoding development board
Allwinnertech R311 Low cost integrated multimedia decoding development board
one、Application occasions
Low cost of machines and intelligent hardwareSOC。Allwinnertech R311 Integrated multimedia decoding on board、LCD driver、WiFi、Bluetooth、tape、Denoising、Camera integrated，Supports decoding of the vast majority of currently popular video and image formats，support MIPI,RGB,LVDS Screen display。support TF Card storage，Make storage capacity larger and more convenient。
two、Product Features
High integration：integration USB/MIPI/RGB/LVDS/WIFI/Bluetooth in one，Simplify overall machine design，Externally expandableTF card。
Rich extension interfaces：A standard USB interface、One OTG Functional interface，Another groupGPIO interface，Can meet the debugging needs of developers and various peripheral requirements in the market。
high definition：Maximum Support 1080P Video decoding for。
three、technical parameter
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Hardware metrics |
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CPU |
Allwinner R311 ARM Cortex A7x4@1.8GHz |
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Memory |
DDR3 1GByte |
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Built-in memory |
EMMC 8GByte |
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Decoding resolution |
Maximum Support 1080P@60FPS |
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operating system |
Android 8.1&TinaLinux |
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Playback mode |
Supports loops、timing、Multiple playback modes such as insert playback |
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Network support |
supportWiFi、Bluetooth 4.0、Wireless peripheral expansion |
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Video Format |
supportwmv、avi、flv、rm、rmvb、mpeg、ts、mp4 etc. |
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Image Format |
supportBMP、JPEG、PNG、GIF |
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USB interface |
1 roadUSB HOST,1 roadUSB OTG |
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Serial port |
1 Serial port sockets |
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GPIO |
1 groupGIPO |
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WIFI/BT |
built-inWiFi、BT4.0 |
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TF card |
1 individualTF Card interface |
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LCD output |
1 roadMIPI,1 roadRGB,1 road LVDS(RGB Interface and LVDS meet Port part pin reuse,therefore RGB and LVDS Cannot be used simultaneously) |
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Horn output |
numberpower amplifier：1 road 8R/10W,2 road 8R/5W Analog amplifier：1 road 4R/5W |
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Camera |
2 roadMIPI Camera interface |
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MIC |
1 SimulationsMIC interface，1 individualDMIC interface |
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DCIN |
DC IN 12V/2A |
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RTC Real time clock |
support |
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KEY |
RESET/PWRON/Uboot/VOL+/VOL-/HOME |
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G-sensor |
Onboard 1 Three axis acceleration sensor BMA250 |
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Timing on/off machine |
support |
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System upgrade |
Support localTF,USB，OTA upgrade。 |
Precautions for assembly and use
During assembly and use，Please pay attention to the following issues
one，Short circuit problem between bare board and peripheral devices
two，During the installation and fixation process，Avoid deformation of bare boards due to fixation reasons
three，installLCD screen、Camera、TP Pay attention first PIN Is the position correct
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