Colorduino V1.4/zh-cn

概要

Colorsduino是一款基于ATMega328芯片，兼容arduino的RGB LED点阵驱动主控板，可以直接驱动60mm*60mm的8*8 LED点阵。板载DM163作为LED驱动芯片的PWM控制器，使得MCU可以由更多的资源去执行其他任务。Colorsduino可以通过IIC和电源接口无缝级联，最多可使用256 colorduino 串联。

Note: 1.4 version has been removed the switch compared to 1.3 version.

Go shopping [[[Colorduino]] (SKU:IM140806001)]

Features

8bits colors support with 6bits correction for each color in every dots

Hardware 16MHz PWM support

Without any external circuits, play and shine

Dedicated GPIO and ADC interface

Hardware UART and IIC communication with easy cascading

24 constant current channels of 100mA each

8 super source driver channels of 500mA each

Spec

PCB size	60mm X 60mm X 1.6mm
Microprocessor	Atmega328P
Indicator	PWR State
Power supply	5V~7.5V DC(7.5V Max)
Cascade power connector	Terminal Blocks
Program interface	UART/ISP
Expansion socket	100mil bended pin header pair
Communication protocols	UART/IIC
RoHS	Yes

Electrical Characteristics

Specification	Min.	Typical Value	Max.	Unit
Power Voltage	3.5	5	7.5	VDC
Input Voltage VH:	4.5	5	5.5
Input Voltage VL:	-0.3	0	0.5	V
Current Consumption(Except LED matrix)	-	20	40	mA
Drive current(Every channel)			500	mA
Drive current(Every dot)			58	mA
Circuit response time	10			ns
RGB LED-Matrix color resolution per dot			16M
Uart Baud rate	9600		115200	bps

Hardware

Pad Name	Type	Description
SDA	I/O	Data wire of IIC Bus
SCL	I/O	Clock wire of IIC Bus
GND	G	Ground plane
VDD	P	Power wire for all digital components
RXD	I/O	Data wire of UART Bus
TXD	I/O	Data wire of UART Bus
DTR	I	Special reset wire of Arduino program
VIN	P	Power wire for all LEDs and Super current driver
MI	I/O	Data input of ISP
MO	I/O	Data output of ISP
SCK	I/O	Clock input of ISP
RST	I	Reset input of ISP