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expander_boards [2013/11/20 16:11]
waveshare
expander_boards [2013/12/23 14:50] (current)
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 ====== Expander Boards ====== ====== Expander Boards ======
  
-=====DVK521===== +=====DVK521===== ​
-{{DVK521-intro.jpg}} +
- +
 ==== About ==== ==== About ====
- 
 DVK521 is an expansion board designed for Cubieboard by Waveshare Electronics(a Chinese company), integrates various components and interfaces for connecting external accessory boards. It's ideal for Cubieboard evaluation and development. DVK521 is an expansion board designed for Cubieboard by Waveshare Electronics(a Chinese company), integrates various components and interfaces for connecting external accessory boards. It's ideal for Cubieboard evaluation and development.
  
 +{{..:​DVK521-intro.jpg}}
 + 
 Specs: Specs:
  
-  * 2mm pitch female sockets to accept ​Cubieboard +    1. Cubieboard ​socket 
-  * All 96 Cubie pins brought out to 0.100" pitch headers +    2OV7670 interface: for connecting OV7670 Camera Module 
-  * LVDS header wseparate LCD Backlight connector ​to match low cost LVDS cable +    3. 8I/Os interface: easily connects ​to modules controlled by I/Os, such as 8 Push Buttons 
-  ​* ​4-wire touch screen ​connector +    4. SPI interface: easily connects to SPI modules such as AT45DBXX Dataflash, etc. 
-  * Standard 2.1mm DC jack, 12V-18V input +    5. I2C interface: easily connects to I2C modules such as PCF8574 Expansion Module, PCF8563 RTC Module, etc. 
-  * Onboard 5.0V switching regulator ​to power Cubie and provide 3A (available on 0.100" header+    6. USB interface: USB TO UART, convenient for debugging 
-  * Onboard ​3.3V switching regulator to power LCD and provide 3A (available on 0.100" header) +    7. VGA interface: for connecting VGA display Module 
-  * 15W Stereo Class D Audio Amplifier +    8. Capacitive ​touch screen ​socket: for connecting capacitive touch screen using I2C interface 
-  * VGA circuit and HD15 connector +    97inch LCD interface: for connecting 7inch LCD 
-  * 10cm x 10cm+    10.ONE-WIRE interface: easily connects ​to ONE-WIRE devices ​(TO-92 package), such as temperature sensor (DS18B20), electronic registration number (DS2401), etc. 
 +    11.UART interface (PL2303TA): connects to the UART interface of Cubieboard 
 +    ​12.Cubieboard Ext Ports 
 +    13.5V/3.3 V power input/​output:​ usually used as power output, also common-grounding with other user board 
 +    14.Power indicator 
 +    ​15.User LEDs 
 +    ​16.Buzzer 
 +    ​17.User Keys 
 +    18.Joystick:​ five positions 
 +    19.PL2303TA:​ onboard USB TO UART convertor 
 +    20.12M crystal: for PL2303TA 
 +    21.Joystick jumper 
 +    22.User Keysjumper 
 +    23.ONE-WIRE jumper 
 +    24.Buzzer jumper 
 +    25.User LEDs jumper 
 +    26.Prototyping area: can be used to place user components for experiments
  
-==== Links ====+For jumpers above:
  
-  * [[http://​www.iotllc.com|iotllc official site]] +    。short the jumper to connect to I/Os used in example code 
-  * [[http://​store.iotllc.com|iotllc store]]+    ​。open the jumper to connect to other custom pins via jumper wires
  
  
expander_boards.1384935116.txt.gz · Last modified: 2013/12/23 14:50 (external edit)