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Name |
Kijani Grows V2 Controller |
Arduino Yun |
BeagleBone A6 |
Cubieboard |
pcDuino |
Rascal Micro |
Raspberry Pi Model B |
Price |
$98.00 |
$69,00 |
$49.00 |
$49,00 |
$60,00 |
$199,00 |
$35,00 |
Processor |
Atheros ar9331 400Mhz Atmega 2560 / ar9331 |
ATMega32u4 16 MHz |
TI AM3359 ARM Cortex-A8 720 MHz |
Allwinner 1 GHz ARM Cortex-A8 |
1 GHz ARM Cortex A8 CPU |
AT91SAM9G20 ARM926EJ/S @ 400 MHz |
BCM2835 ARM11 700 MHz |
Graphics |
N/A |
N/A |
LCD |
Mali-400 |
OpenGL ES2.0, OpenVG 1.1 Mali 400 core |
N/A |
Broadcom VideoCore IV |
RAM |
64MB |
2.5KB |
256 MB DDR2 |
512M/1GB DDR3 @ 480 MHz |
1 GB DRAM |
64 MB |
512 MB |
Storage |
microSD card |
32 KB flash |
4 GB flash (microSD) |
4 GB NAND flash |
2GB Flash |
microSD card |
SD Card |
Size |
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2.7” x 2.1” |
3.4” × 2.1” |
3.94” x 2.4” |
4.93” x 2.05” |
2” x 4” |
3.37” × 2.125” |
Input Voltage |
5V-48V |
5V |
5 V |
5V |
5V |
5 V |
5 V |
Interfaces |
DIO 57 GPIO 15, 2x I2C, SPI, 4x UART |
Digital GPIO 14 |
GPIO I2C UART SPI CAN |
I2C, SPI, IR |
Digital GPIO 14 |
Digital GPIO 14 |
GPIO, UART, I²C, SPI |
USB 2.0 |
microUSB USB |
microUSB, USB |
Yes |
Yes (2) |
microUSB, USB |
Yes (2) |
Yes |
USB Device |
USB Host |
USB Host |
Client,Host |
Host |
Client,Host |
USB Host |
USB Host |
Storage Slots |
microSD |
microSD |
MicroSD |
microSD |
microSD |
microSD |
SD |
Ethernet |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Yes |
Wi-Fi |
Internal and external antenna. AR9331 Openwrt |
Yes, Atheros AR9331 MIPS-based Wi-Fi SoC running Linino, |
No |
No |
No |
No |
No |
Mic In |
(usb audio) |
No |
No |
No |
No |
No |
No |
Audio Out |
(usb audio) |
No |
No |
Yes |
No |
Pins for I2S |
Yes |
Analog In |
(usb audio) |
12 |
Yes |
No |
12 |
4 |
Yes |
Analog Out |
(usb audio) |
7 (PWM) |
8 (PWM) |
Yes |
6 (PWM) |
7 (PWM) |
Yes |
HDMI |
No |
No |
No |
Yes |
Yes |
No |
Yes |
Other Video Out |
(usb video) |
No |
No |
No |
No |
No |
RCA |
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real time clock |
Yes – 10 year batter |
No |
No |
No |
No |
No |
No |
sdcard |
12 at 2A each |
No |
No |
No |
No |
No |
No |
open collector outputs |
12 tranistors (@2A) |
No |
No |
No |
No |
No |
No |
external wifi antenna |
yes |
No |
No |
No |
No |
No |
No |
sensor interface circuits |
14 switchable input circuits |
No |
No |
No |
No |
No |
No |
watchdogs |
3- (1 ic mpu supervisory circuit), (9331->2560) (2560->9331) |
No |
No |
No |
No |
No |
No |
power cut off reboot |
mosfet smart power cutoff |
No |
No |
No |
No |
No |
No |
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