KS0172A Keyestudio (Black) Main Control Board - Revision history

Keyestudio: /* Get One Now */

2021-04-30T06:01:11Z

Get One Now

← Older revision		Revision as of 06:01, 30 April 2021
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	If you have problems, please see the [http://arduino.cc/en/Guide/Troubleshooting troubleshooting suggestions].		If you have problems, please see the [http://arduino.cc/en/Guide/Troubleshooting troubleshooting suggestions].



			==Resources ==
			'''Download the PDF:'''<br>

			https://fs.keyestudio.com/KS0172A

Keyestudio: /* Resources Download */

2020-01-08T05:53:13Z

Resources Download

← Older revision		Revision as of 05:53, 8 January 2020
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	==Resources Download==		==Resources Download==
	* You can download the datasheet from the link:<br>		* You can download the datasheet from the link:<br>
	https://~~drive~~.~~google.com~~/~~open~~?id=~~1otyBI7as3S5qBd9GZYyVwYdRMLF7qDnr<br>~~		https://1drv.ms/b/s!ArhgRvK6-RyJhGAmk7Oho3tN4GX2?e=LgCVme

	* Software Download:<br>		* Software Download:<br>

Keyestudio: /* Specialized Functions of Some Pins */

2020-01-08T05:52:23Z

Specialized Functions of Some Pins

← Older revision		Revision as of 05:52, 8 January 2020
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	* '''IIC communication:''' A4 (SDA); A5(SCL)		* '''IIC communication:''' A4 (SDA); A5(SCL)



			==Resources Download==
			* You can download the datasheet from the link:<br>
			https://drive.google.com/open?id=1otyBI7as3S5qBd9GZYyVwYdRMLF7qDnr<br>

			* Software Download:<br>
			https://drive.google.com/open?id=12D-JkXdNm03Qt4dlPQr3RP6OmgXqpvHc<br>

			* You might also want to look at:<br>
			[http://arduino.cc/en/Reference/HomePage the reference] for the Arduino language;

	==Detailed Test with ARDUINO Software as follows:==		==Detailed Test with ARDUINO Software as follows:==

Keyestudio: /* Other Links */

2020-01-08T05:44:41Z

Keyestudio: /* Package List */

2019-12-26T01:03:37Z

Package List

← Older revision		Revision as of 01:03, 26 December 2019
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	* keyestudio main control with Pin Header Interface * 1pcs		* keyestudio main control with Pin Header Interface * 1pcs
	* USB cable * 1pcs		* USB cable * 1pcs
	<br>[[Image:图片1-KS0172.png.png\|~~800px~~\|frameless]]<br>		<br>[[Image:图片1-KS0172.png.png\|400px\|frameless]]<br>

	==Other Links==		==Other Links==

Keyestudio: /* Package List */

2019-12-26T01:03:10Z

Package List

← Older revision		Revision as of 01:03, 26 December 2019
Line 396:		Line 396:
	* keyestudio main control with Pin Header Interface * 1pcs		* keyestudio main control with Pin Header Interface * 1pcs
	* USB cable * 1pcs		* USB cable * 1pcs
	<br>[[Image:图片1-KS0172.png\|800px\|frameless]]<br>		<br>[[Image:图片1-KS0172.png.png\|800px\|frameless]]<br>


	==Other Links==		==Other Links==

Keyestudio at 01:01, 26 December 2019

2019-12-26T01:01:34Z

← Older revision		Revision as of 01:01, 26 December 2019
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	[[File:~~Ks0172~~-.~~jpg~~\|thumb\|500px\|right\|Keyestudio Main Board With Pin Header Interface]]		[[File:Ks0172A-图片1.png\|thumb\|500px\|right\|Keyestudio Main Board With Pin Header Interface]]


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	== Dimensions ==		== Dimensions ==
	<br>[[Image:~~Ks0172~~-图片2.png\|800px\|frameless]]<br>		<br>[[Image:Ks0172A-图片2.png\|800px\|frameless]]<br>

	== Element and Pin Interfaces ==		== Element and Pin Interfaces ==
	Here is an explanation chart of what every element and interface of the board does:		Here is an explanation chart of what every element and interface of the board does:
	<br>[[Image:~~UNO 引脚标图2~~.~~jpg~~\|900px\|frameless]]<br>		<br>[[Image:Ks0172A标注.png\|900px\|frameless]]<br>

	{\| width="80%" cellspacing="0" border="1"		{\| width="80%" cellspacing="0" border="1"
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	\|}		\|}

	<br>[[Image:Ks0172-2.jpg\|900px\|frameless]]<br>		<br>[[Image:Ks0172-2.jpg.jpg\|900px\|frameless]]<br>

	==Specialized Functions of Some Pins==		==Specialized Functions of Some Pins==
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	===Step2\| Connect the board===		===Step2\| Connect the board===
	Connect the main control board to your computer using the USB cable. The red power LED should go on.		Connect the main control board to your computer using the USB cable. The red power LED should go on.
	<br>[[Image:~~Ks0172~~-图片1.~~png~~\|600px\|frameless]]<br>		<br>[[Image:Ks0172A-图片1-1.jpg\|600px\|frameless]]<br>


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	==For Extension==		==For Extension==
	You can connect a temperature and humidity sensor, a LCD display to this board to make the experiment.		You can connect a temperature and humidity sensor, a LCD display to this board to make the experiment.
	<br>[[Image:~~KS0172-3~~.~~png~~\|800px\|frameless]]<br>		<br>[[Image:Ks0172Asy.jpg\|800px\|frameless]]<br>

Keyestudio at 00:52, 26 December 2019

2019-12-26T00:52:43Z

Keyestudio: /* Introduction */

2019-12-23T03:07:54Z

Introduction

← Older revision		Revision as of 03:07, 23 December 2019
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	==Introduction==		==Introduction==
	keyestudio REV3 with pin headers has the same basic functions as [http://wiki.keyestudio.com/index.php/~~Ks0001_keyestudio_REV3_R3_BOARD~~ keyestudio REV3 R3 BOARD]. It is a microcontroller board based on the [http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf ATMEGA328P-AU], which has the same function as ATMEGA328P(-PU), fully compatible with ARDUINO ~~REV3~~ REV3. <br>		keyestudio REV3 with pin headers has the same basic functions as [http://wiki.keyestudio.com/index.php/Ks0001_keyestudio_REV3_BOARD keyestudio REV3 BOARD]. It is a microcontroller board based on the [http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf ATMEGA328P-AU], which has the same function as ATMEGA328P(-PU), fully compatible with ARDUINO REV3. <br>
	It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, 2 ICSP headers, and a reset button. <br>		It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, 2 ICSP headers, and a reset button. <br>
	This REV3 with pin headers makes the improvement based on keyestudio REV3 R3 board.<br>		This REV3 with pin headers makes the improvement based on keyestudio REV3 board.<br>
	It breaks out all the digital and analog pins in the form of 3PIN headers (G, V, S). <br>		It breaks out all the digital and analog pins in the form of 3PIN headers (G, V, S). <br>
	S pins correspond to all 14 digital pins, 6 analog pins. G pins for ground. V pins for VCC. You can control the voltage of VCC via a slide switch for 5V or 3.3V. <br>		S pins correspond to all 14 digital pins, 6 analog pins. G pins for ground. V pins for VCC. You can control the voltage of VCC via a slide switch for 5V or 3.3V. <br>
	When switched to 5V, level on serial communication port is 5V, voltage of pins is 5V. When switched to 3.3V, level on serial communication port is 3.3V, voltage of pins is 3.3V.<br>		When switched to 5V, level on serial communication port is 5V, voltage of pins is 5V. When switched to 3.3V, level on serial communication port is 3.3V, voltage of pins is 3.3V.<br>
	It also breaks out two 4PIN headers for serial communication and IIC communication. So it is more easier to connect external sensors and modules. <br>		It also breaks out two 4PIN headers for serial communication and IIC communication. So it is more easier to connect external sensors and modules. <br>
	As for keyestudio REV3 R3 board, its voltage-regulator chip is NSP1117. When connect external power, output 5V, drive current is 1A.<br>		As for keyestudio REV3 board, its voltage-regulator chip is NSP1117. When connect external power, output 5V, drive current is 1A.<br>
	But for this keyestudio REV3 with headers, its voltage-regulator chip is MP2307DN. When connect external power, output 5V, drive current is 2A.<br>		But for this keyestudio REV3 with headers, its voltage-regulator chip is MP2307DN. When connect external power, output 5V, drive current is 2A.<br>
	It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.<br>		It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.<br>


	== Tech Specs ==		== Tech Specs ==

Keyestudio at 05:27, 18 December 2019

2019-12-18T05:27:18Z

@@ Line 397: / Line 397: @@
 * USB cable * 1pcs
 <br>[[Image:图片1-KS0172.png.png|400px|frameless]]<br>
 ==Troubleshooting ==

← Older revision		Revision as of 00:52, 26 December 2019
Line 1:		Line 1:

	[[File:Ks0172-.jpg\|thumb\|500px\|right\|Keyestudio ~~REV3 with~~ Pin Header Interface]]		[[File:Ks0172-.jpg\|thumb\|500px\|right\|Keyestudio Main Board With Pin Header Interface]]


	==Introduction==		==Introduction==
	keyestudio ~~REV3~~ with pin headers has the same basic functions as [~~http~~://wiki.keyestudio.com/~~index.php/Ks0001_keyestudio_REV3_BOARD keyestudio REV3 BOARD~~]. It is a microcontroller board based on the [http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf ATMEGA328P-AU], which has the same function as ATMEGA328P(-PU), fully compatible with ARDUINO ~~REV3~~. <br>		keyestudio main board with pin headers has the same basic functions as [https://wiki.keyestudio.com/Ks0001_keyestudio_UNO_R3_BOARD]. It is a microcontroller board based on the [http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf ATMEGA328P-AU], which has the same function as ATMEGA328P(-PU), fully compatible with ARDUINO UNO. <br>
	It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, 2 ICSP headers, and a reset button. <br>		It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, 2 ICSP headers, and a reset button. <br>
	~~This REV3 with pin headers makes the improvement based on keyestudio REV3 board.<br>~~
	It breaks out all the digital and analog pins in the form of 3PIN headers (G, V, S). <br>		It breaks out all the digital and analog pins in the form of 3PIN headers (G, V, S). <br>
	S pins correspond to all 14 digital pins, 6 analog pins. G pins for ground. V pins for VCC. You can control the voltage of VCC via a slide switch for 5V or 3.3V. <br>		S pins correspond to all 14 digital pins, 6 analog pins. G pins for ground. V pins for VCC. You can control the voltage of VCC via a slide switch for 5V or 3.3V. <br>
	When switched to 5V, level on serial communication port is 5V, voltage of pins is 5V. When switched to 3.3V, level on serial communication port is 3.3V, voltage of pins is 3.3V.<br>		When switched to 5V, level on serial communication port is 5V, voltage of pins is 5V. When switched to 3.3V, level on serial communication port is 3.3V, voltage of pins is 3.3V.<br>
	It also breaks out two 4PIN headers for serial communication and IIC communication. So it is more easier to connect external sensors and modules. <br>		It also breaks out two 4PIN headers for serial communication and IIC communication. So it is more easier to connect external sensors and modules. <br>
	As for keyestudio ~~REV3~~ board, its voltage-regulator chip is NSP1117. When connect external power, output 5V, drive current is 1A.<br>		As for keyestudio main board, its voltage-regulator chip is NSP1117. When connect external power, output 5V, drive current is 1A.<br>
	But for this keyestudio ~~REV3~~ with headers, its voltage-regulator chip is MP2307DN. When connect external power, output 5V, drive current is 2A.<br>		But for this keyestudio main board with headers, its voltage-regulator chip is MP2307DN. When connect external power, output 5V, drive current is 2A.<br>
	It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.<br>		It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.<br>

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	== Element and Pin Interfaces ==		== Element and Pin Interfaces ==
	Here is an explanation chart of what every element and interface of the board does:		Here is an explanation chart of what every element and interface of the board does:
	<br>[[Image:~~REV3~~ 引脚标图2.jpg\|900px\|frameless]]<br>		<br>[[Image:UNO 引脚标图2.jpg\|900px\|frameless]]<br>

	{\| width="80%" cellspacing="0" border="1"		{\| width="80%" cellspacing="0" border="1"
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	\| align="light" \| '''RX LED'''		\| align="light" \| '''RX LED'''
	Onboard you can find the label: RX(receive )<br>		Onboard you can find the label: RX(receive )<br>
	When ~~REV3~~ board communicates via serial port, receive the message, RX led flashes.		When main board communicates via serial port, receive the message, RX led flashes.

	\|-		\|-
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	\| align="center" \| [[Image:KS0001 5-18.png\|500px\|frameless]]		\| align="center" \| [[Image:KS0001 5-18.png\|500px\|frameless]]
	\| align="light" \| '''Voltage Regulator'''		\| align="light" \| '''Voltage Regulator'''
	To control the voltage provided to the ~~REV3~~ board, as well as to stabilize the DC voltage used by the processor and other components.<br>		To control the voltage provided to the main board, as well as to stabilize the DC voltage used by the processor and other components.<br>
	Convert an external input DC7-12V voltage into DC 5V, then switch DC 5V to the processor and other components, output DC 5V, drive current is 2A		Convert an external input DC7-12V voltage into DC 5V, then switch DC 5V to the processor and other components, output DC 5V, drive current is 2A

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	\| align="center" \| [[Image:KS0001 5-25.png\|300px\|frameless]]		\| align="center" \| [[Image:KS0001 5-25.png\|300px\|frameless]]
	\| align="light" \| '''Analog Pins'''		\| align="light" \| '''Analog Pins'''
	The ~~REV3~~ board has 6 analog inputs, labeled A0 through A5. <br>		The main board has 6 analog inputs, labeled A0 through A5. <br>
	Can also used as digital pins, A0=D14, A1=D15, A2=D16, A3=D17, A4=D18, A5=D19.<br>		Can also used as digital pins, A0=D14, A1=D15, A2=D16, A3=D17, A4=D18, A5=D19.<br>
	For analog port, you can connect through female headers, or through pin headers (labeled S) of 2.54mm pitch.		For analog port, you can connect through female headers, or through pin headers (labeled S) of 2.54mm pitch.
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	===Step1 \| Download the Arduino environment (IDE)===		===Step1 \| Download the Arduino environment (IDE)===
	When you get the ~~REV3~~ board, first you should install the Arduino software and driver. <br>		When you get the main board, first you should install the Arduino software and driver. <br>
	We usually use the Windows software Arduino 1.5.6 version. You can download it from the link below: <br>		We usually use the Windows software Arduino 1.5.6 version. You can download it from the link below: <br>
	https://www.arduino.cc/en/Main/OldSoftwareReleases#1.5.x<br>		https://www.arduino.cc/en/Main/OldSoftwareReleases#1.5.x<br>
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	====Installing Driver====		====Installing Driver====
	Next, we will introduce the driver installation of ~~REV3~~ board. The driver installation may have slight differences in different computer systems. So in the following let’s move on to the driver installation in the WIN 7 system. <br>		Next, we will introduce the driver installation of main board. The driver installation may have slight differences in different computer systems. So in the following let’s move on to the driver installation in the WIN 7 system. <br>
	The Arduino folder contains both the Arduino program itself and the drivers that allow the Arduino to be connected to your computer by a USB cable. Before we launch the Arduino software, you are going to install the USB drivers.<br>		The Arduino folder contains both the Arduino program itself and the drivers that allow the Arduino to be connected to your computer by a USB cable. Before we launch the Arduino software, you are going to install the USB drivers.<br>
	<br>[[Image:KS0001-1.jpg\|600px\|frameless]]<br>		<br>[[Image:KS0001-1.jpg\|600px\|frameless]]<br>

	Plug one end of your USB cable into the Arduino and the other into a USB socket on your computer.		Plug one end of your USB cable into the Arduino and the other into a USB socket on your computer.
	When you connect ~~REV3~~ board to your computer at the first time, right click the icon of your “Computer” —>for “Properties”—> click the “Device manager”, under “Other Devices”, you should see an icon for “Unknown device” with a little yellow warning triangle next to it. This is your Arduino.<br>		When you connect main control board to your computer at the first time, right click the icon of your “Computer” —>for “Properties”—> click the “Device manager”, under “Other Devices”, you should see an icon for “Unknown device” with a little yellow warning triangle next to it. This is your Arduino.<br>
	<br>[[Image:Driver 1.png\|600px\|frameless]]<br>		<br>[[Image:Driver 1.png\|600px\|frameless]]<br>
	Then right-click on the device and select the top menu option (Update Driver Software...) shown as the figure below..		Then right-click on the device and select the top menu option (Update Driver Software...) shown as the figure below..
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	===Step2\| Connect the board===		===Step2\| Connect the board===
	Connect the ~~REV3~~ board to your computer using the USB cable. The red power LED should go on.		Connect the main control board to your computer using the USB cable. The red power LED should go on.
	<br>[[Image:Ks0172-图片1.png\|600px\|frameless]]<br>		<br>[[Image:Ks0172-图片1.png\|600px\|frameless]]<br>

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	===Step6\| Open the Serial Monitor===		===Step6\| Open the Serial Monitor===
	After that, click the serial monitor button to open the serial monitor.		After that, click the serial monitor button to open the serial monitor.
	<br>[[Image:~~REV3~~ monitor.png\|700px\|frameless]]<br>		<br>[[Image:UNO monitor.png\|700px\|frameless]]<br>
	Then set the baud rate as 9600, enter an “R” and click Send, you should see the RX led on the board blink once, and then D13 led blink once, finally "Hello World!" is showed on the monitor, the TX led blink once. Congrats!		Then set the baud rate as 9600, enter an “R” and click Send, you should see the RX led on the board blink once, and then D13 led blink once, finally "Hello World!" is showed on the monitor, the TX led blink once. Congrats!
	<br>[[Image:ks0248 monitor 2.png\|700px\|frameless]]<br>		<br>[[Image:ks0248 monitor 2.png\|700px\|frameless]]<br>
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	== Package List ==		== Package List ==
	* keyestudio ~~REV3~~ with Pin Header Interface * 1pcs		* keyestudio main control with Pin Header Interface * 1pcs
	* USB cable * 1pcs		* USB cable * 1pcs
	<br>[[Image:图片1-KS0172.png\|800px\|frameless]]<br>		<br>[[Image:图片1-KS0172.png\|800px\|frameless]]<br>
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	==Get One Now==		==Get One Now==
	* [https://www.keyestudio.com/free-shipping-keyestudio-~~REV3~~-r3-official-upgrated-version-with-pin-header-interface-for-arduino-diy-p0364.html '''Official Website''' ]		* [https://www.keyestudio.com/free-shipping-keyestudio-UNO-r3-official-upgrated-version-with-pin-header-interface-for-arduino-diy-p0364.html '''Official Website''' ]

	* [https://www.amazon.com/dp/B01E8LKITO '''From Amazon:''']		* [https://www.amazon.com/dp/B01E8LKITO '''From Amazon:''']

	* [https://www.aliexpress.com/store/product/Best-prices-~~REV3~~-R3-MEGA328P-ATMEGA16U2-for-Arduino-Compatible-Free-Shipping-Dropshipping/1452162_2050129579.html?spm=2114.12010612.8148356.11.45522ca4qSKCZN '''From Aliexpress:''' ]		* [https://www.aliexpress.com/store/product/Best-prices-UNO-R3-MEGA328P-ATMEGA16U2-for-Arduino-Compatible-Free-Shipping-Dropshipping/1452162_2050129579.html?spm=2114.12010612.8148356.11.45522ca4qSKCZN '''From Aliexpress:''' ]

	* [https://www.ebay.com/itm/132597037948 '''From eBay:''' ]		* [https://www.ebay.com/itm/132597037948 '''From eBay:''' ]

← Older revision		Revision as of 05:27, 18 December 2019
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	[[File:Ks0172-.jpg\|thumb\|500px\|right\|Keyestudio ~~UNO~~ with Pin Header Interface]]		[[File:Ks0172-.jpg\|thumb\|500px\|right\|Keyestudio REV3 with Pin Header Interface]]


	==Introduction==		==Introduction==
	keyestudio ~~UNO~~ with pin headers has the same basic functions as [http://wiki.keyestudio.com/index.php/~~Ks0001_keyestudio_UNO_R3_BOARD~~ keyestudio ~~UNO~~ R3 BOARD]. It is a microcontroller board based on the [http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf ATMEGA328P-AU], which has the same function as ATMEGA328P(-PU), fully compatible with ARDUINO ~~UNO~~ REV3. <br>		keyestudio REV3 with pin headers has the same basic functions as [http://wiki.keyestudio.com/index.php/Ks0001_keyestudio_REV3_R3_BOARD keyestudio REV3 R3 BOARD]. It is a microcontroller board based on the [http://ww1.microchip.com/downloads/en/DeviceDoc/Atmel-7810-Automotive-Microcontrollers-ATmega328P_Datasheet.pdf ATMEGA328P-AU], which has the same function as ATMEGA328P(-PU), fully compatible with ARDUINO REV3 REV3. <br>
	It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, 2 ICSP headers, and a reset button. <br>		It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz crystal oscillator, a USB connection, a power jack, 2 ICSP headers, and a reset button. <br>
	This ~~UNO~~ with pin headers makes the improvement based on keyestudio ~~UNO~~ R3 board.<br>		This REV3 with pin headers makes the improvement based on keyestudio REV3 R3 board.<br>
	It breaks out all the digital and analog pins in the form of 3PIN headers (G, V, S). <br>		It breaks out all the digital and analog pins in the form of 3PIN headers (G, V, S). <br>
	S pins correspond to all 14 digital pins, 6 analog pins. G pins for ground. V pins for VCC. You can control the voltage of VCC via a slide switch for 5V or 3.3V. <br>		S pins correspond to all 14 digital pins, 6 analog pins. G pins for ground. V pins for VCC. You can control the voltage of VCC via a slide switch for 5V or 3.3V. <br>
	When switched to 5V, level on serial communication port is 5V, voltage of pins is 5V. When switched to 3.3V, level on serial communication port is 3.3V, voltage of pins is 3.3V.<br>		When switched to 5V, level on serial communication port is 5V, voltage of pins is 5V. When switched to 3.3V, level on serial communication port is 3.3V, voltage of pins is 3.3V.<br>
	It also breaks out two 4PIN headers for serial communication and IIC communication. So it is more easier to connect external sensors and modules. <br>		It also breaks out two 4PIN headers for serial communication and IIC communication. So it is more easier to connect external sensors and modules. <br>
	As for keyestudio ~~UNO~~ R3 board, its voltage-regulator chip is NSP1117. When connect external power, output 5V, drive current is 1A.<br>		As for keyestudio REV3 R3 board, its voltage-regulator chip is NSP1117. When connect external power, output 5V, drive current is 1A.<br>
	But for this keyestudio ~~UNO~~ with headers, its voltage-regulator chip is MP2307DN. When connect external power, output 5V, drive current is 2A.<br>		But for this keyestudio REV3 with headers, its voltage-regulator chip is MP2307DN. When connect external power, output 5V, drive current is 2A.<br>
	It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.<br>		It contains everything needed to support the microcontroller; simply connect it to a computer with a USB cable or power it with a AC-to-DC adapter or battery to get started.<br>

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	== Element and Pin Interfaces ==		== Element and Pin Interfaces ==
	Here is an explanation chart of what every element and interface of the board does:		Here is an explanation chart of what every element and interface of the board does:
	<br>[[Image:~~UNO~~ 引脚标图2.jpg\|900px\|frameless]]<br>		<br>[[Image:REV3 引脚标图2.jpg\|900px\|frameless]]<br>

	{\| width="80%" cellspacing="0" border="1"		{\| width="80%" cellspacing="0" border="1"
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	\| align="light" \| '''RX LED'''		\| align="light" \| '''RX LED'''
	Onboard you can find the label: RX(receive )<br>		Onboard you can find the label: RX(receive )<br>
	When ~~UNO~~ board communicates via serial port, receive the message, RX led flashes.		When REV3 board communicates via serial port, receive the message, RX led flashes.

	\|-		\|-
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	\| align="center" \| [[Image:KS0001 5-18.png\|500px\|frameless]]		\| align="center" \| [[Image:KS0001 5-18.png\|500px\|frameless]]
	\| align="light" \| '''Voltage Regulator'''		\| align="light" \| '''Voltage Regulator'''
	To control the voltage provided to the ~~UNO~~ board, as well as to stabilize the DC voltage used by the processor and other components.<br>		To control the voltage provided to the REV3 board, as well as to stabilize the DC voltage used by the processor and other components.<br>
	Convert an external input DC7-12V voltage into DC 5V, then switch DC 5V to the processor and other components, output DC 5V, drive current is 2A		Convert an external input DC7-12V voltage into DC 5V, then switch DC 5V to the processor and other components, output DC 5V, drive current is 2A

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	\| align="center" \| [[Image:KS0001 5-25.png\|300px\|frameless]]		\| align="center" \| [[Image:KS0001 5-25.png\|300px\|frameless]]
	\| align="light" \| '''Analog Pins'''		\| align="light" \| '''Analog Pins'''
	The ~~UNO~~ board has 6 analog inputs, labeled A0 through A5. <br>		The REV3 board has 6 analog inputs, labeled A0 through A5. <br>
	Can also used as digital pins, A0=D14, A1=D15, A2=D16, A3=D17, A4=D18, A5=D19.<br>		Can also used as digital pins, A0=D14, A1=D15, A2=D16, A3=D17, A4=D18, A5=D19.<br>
	For analog port, you can connect through female headers, or through pin headers (labeled S) of 2.54mm pitch.		For analog port, you can connect through female headers, or through pin headers (labeled S) of 2.54mm pitch.
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	===Step1 \| Download the Arduino environment (IDE)===		===Step1 \| Download the Arduino environment (IDE)===
	When you get the ~~UNO~~ board, first you should install the Arduino software and driver. <br>		When you get the REV3 board, first you should install the Arduino software and driver. <br>
	We usually use the Windows software Arduino 1.5.6 version. You can download it from the link below: <br>		We usually use the Windows software Arduino 1.5.6 version. You can download it from the link below: <br>
	https://www.arduino.cc/en/Main/OldSoftwareReleases#1.5.x<br>		https://www.arduino.cc/en/Main/OldSoftwareReleases#1.5.x<br>
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	====Installing Driver====		====Installing Driver====
	Next, we will introduce the driver installation of ~~UNO~~ board. The driver installation may have slight differences in different computer systems. So in the following let’s move on to the driver installation in the WIN 7 system. <br>		Next, we will introduce the driver installation of REV3 board. The driver installation may have slight differences in different computer systems. So in the following let’s move on to the driver installation in the WIN 7 system. <br>
	The Arduino folder contains both the Arduino program itself and the drivers that allow the Arduino to be connected to your computer by a USB cable. Before we launch the Arduino software, you are going to install the USB drivers.<br>		The Arduino folder contains both the Arduino program itself and the drivers that allow the Arduino to be connected to your computer by a USB cable. Before we launch the Arduino software, you are going to install the USB drivers.<br>
	<br>[[Image:KS0001-1.jpg\|600px\|frameless]]<br>		<br>[[Image:KS0001-1.jpg\|600px\|frameless]]<br>

	Plug one end of your USB cable into the Arduino and the other into a USB socket on your computer.		Plug one end of your USB cable into the Arduino and the other into a USB socket on your computer.
	When you connect ~~UNO~~ board to your computer at the first time, right click the icon of your “Computer” —>for “Properties”—> click the “Device manager”, under “Other Devices”, you should see an icon for “Unknown device” with a little yellow warning triangle next to it. This is your Arduino.<br>		When you connect REV3 board to your computer at the first time, right click the icon of your “Computer” —>for “Properties”—> click the “Device manager”, under “Other Devices”, you should see an icon for “Unknown device” with a little yellow warning triangle next to it. This is your Arduino.<br>
	<br>[[Image:Driver 1.png\|600px\|frameless]]<br>		<br>[[Image:Driver 1.png\|600px\|frameless]]<br>
	Then right-click on the device and select the top menu option (Update Driver Software...) shown as the figure below..		Then right-click on the device and select the top menu option (Update Driver Software...) shown as the figure below..
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	===Step2\| Connect the board===		===Step2\| Connect the board===
	Connect the ~~UNO~~ board to your computer using the USB cable. The red power LED should go on.		Connect the REV3 board to your computer using the USB cable. The red power LED should go on.
	<br>[[Image:Ks0172-图片1.png\|600px\|frameless]]<br>		<br>[[Image:Ks0172-图片1.png\|600px\|frameless]]<br>

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	===Step6\| Open the Serial Monitor===		===Step6\| Open the Serial Monitor===
	After that, click the serial monitor button to open the serial monitor.		After that, click the serial monitor button to open the serial monitor.
	<br>[[Image:~~UNO~~ monitor.png\|700px\|frameless]]<br>		<br>[[Image:REV3 monitor.png\|700px\|frameless]]<br>
	Then set the baud rate as 9600, enter an “R” and click Send, you should see the RX led on the board blink once, and then D13 led blink once, finally "Hello World!" is showed on the monitor, the TX led blink once. Congrats!		Then set the baud rate as 9600, enter an “R” and click Send, you should see the RX led on the board blink once, and then D13 led blink once, finally "Hello World!" is showed on the monitor, the TX led blink once. Congrats!
	<br>[[Image:ks0248 monitor 2.png\|700px\|frameless]]<br>		<br>[[Image:ks0248 monitor 2.png\|700px\|frameless]]<br>
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	== Package List ==		== Package List ==
	* keyestudio ~~UNO~~ with Pin Header Interface * 1pcs		* keyestudio REV3 with Pin Header Interface * 1pcs
	* USB cable * 1pcs		* USB cable * 1pcs
	<br>[[Image:图片1-KS0172.png\|800px\|frameless]]<br>		<br>[[Image:图片1-KS0172.png\|800px\|frameless]]<br>
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	==Get One Now==		==Get One Now==
	* [https://www.keyestudio.com/free-shipping-keyestudio-~~uno~~-r3-official-upgrated-version-with-pin-header-interface-for-arduino-diy-p0364.html '''Official Website''' ]		* [https://www.keyestudio.com/free-shipping-keyestudio-REV3-r3-official-upgrated-version-with-pin-header-interface-for-arduino-diy-p0364.html '''Official Website''' ]

	* [https://www.amazon.com/dp/B01E8LKITO '''From Amazon:''']		* [https://www.amazon.com/dp/B01E8LKITO '''From Amazon:''']

	* [https://www.aliexpress.com/store/product/Best-prices-~~UNO~~-R3-MEGA328P-ATMEGA16U2-for-Arduino-Compatible-Free-Shipping-Dropshipping/1452162_2050129579.html?spm=2114.12010612.8148356.11.45522ca4qSKCZN '''From Aliexpress:''' ]		* [https://www.aliexpress.com/store/product/Best-prices-REV3-R3-MEGA328P-ATMEGA16U2-for-Arduino-Compatible-Free-Shipping-Dropshipping/1452162_2050129579.html?spm=2114.12010612.8148356.11.45522ca4qSKCZN '''From Aliexpress:''' ]

	* [https://www.ebay.com/itm/132597037948 '''From eBay:''' ]		* [https://www.ebay.com/itm/132597037948 '''From eBay:''' ]