NodeMCU - Revision history

Daniel: /* Versions */

2016-04-26T15:37:23Z

‎Versions

2016-04-18T15:18:23Z

‎Uploading files

2016-04-16T14:53:39Z

2016-01-12T10:25:28Z

‎Versions

2016-01-11T14:45:44Z

2015-12-27T00:06:33Z

‎Flashing the firmware

2015-12-27T00:03:00Z

‎Uploading files

2015-12-26T23:31:42Z

‎Flashing the firmware

2015-12-26T23:08:43Z

2015-12-26T23:03:23Z

← Older revision		Revision as of 15:37, 26 April 2016
Line 112:		Line 112:

	https://github.com/kmpm/nodemcu-uploader		https://github.com/kmpm/nodemcu-uploader
		+
		+	=== Pin Mapping for Arduino IDE ===
		+
		+	<syntaxhighlight lang="C" line="0" >
		+	static const uint8_t D0 = 16;
		+	static const uint8_t D1 = 5;
		+	static const uint8_t D2 = 4;
		+	static const uint8_t D3 = 0;
		+	static const uint8_t D4 = 2;
		+	static const uint8_t D5 = 14;
		+	static const uint8_t D6 = 12;
		+	static const uint8_t D7 = 13;
		+	static const uint8_t D8 = 15;
		+	static const uint8_t D9 = 3;
		+	static const uint8_t D10 = 1;
		+	</syntaxhighlight>

@@ Line 81: / Line 81: @@
 From the directory where the tool is places you can execute
-<pre>$ ./nodemcu-uploader.py --port PORT --baud 9600 upload FILE</pre>
+<pre>$ ./nodemcu-uploader.py --port PORT --start_baud NODEMCU_BAUDRATE upload FILE</pre>
 where PORT is the serial port to where the hardware is connected (and you need to have read and write permissions for the user) and FILE is the file that is going to be uploaded into the file system of the board. An example:
-<pre>$ ./nodemcu-uploader.py --port /dev/ttyUSB0 --baud 9600 upload init.lua</pre>
+<pre>$ ./nodemcu-uploader.py --port /dev/ttyUSB0 upload init.lua</pre>
 This tool can also upload a list of files or download them from the device, as described in its documentation.
 == Versions ==

@@ Line 31: / Line 31: @@
 </pre>
-To test if the firmware is working correctly unplug and plug again the board and use a terminal program to connect to the board (such as screen, picocom or the terminal window of the arduino SDK):
+To test if the firmware is working correctly unplug and plug again the board and use a terminal program to connect to the board such as screen, picocom or the terminal window of the arduino SDK (in the latest version the tty speed was increased from 9600 to 115200 bauds, so use the appropriate speed when connecting):
 <pre>

@@ Line 90: / Line 90: @@
 == Versions ==
 === DevKit v0.9 ===
-Based on the core ESP-12
+This one is based on the core ESP-12, it is usually a blue or yellow board and quite wide, so it does not fit well on common bread boards.
 [[File:NODEMCU_DEVKIT_V0_9_PINMAP.png]]
 === DevKit v1.0 ===
-Based on the core ESP-12-E
+This board is based on the core ESP-12-E, it is usually black and narrower than the previous model. It fixes some problems, fits better into common bread boards, and has more I/O pins.
 [[File:NODEMCU_DEVKIT_V1_0_PINMAP.png]]

← Older revision		Revision as of 14:45, 11 January 2016
Line 89:		Line 89:
	This tool can also upload a list of files or download them from the device, as described in its documentation.		This tool can also upload a list of files or download them from the device, as described in its documentation.

		+	== Versions ==
		+
		+	=== DevKit v0.9 ===
		+	Based on the core ESP-12
		+	[[File:NODEMCU_DEVKIT_V0_9_PINMAP.png]]
		+
		+	=== DevKit v1.0 ===
		+	Based on the core ESP-12-E
		+	[[File:NODEMCU_DEVKIT_V1_0_PINMAP.png]]

← Older revision		Revision as of 00:06, 27 December 2015
Line 61:		Line 61:

	You should not need to worry about the message about the "init.lua" file, that file contains the starting point of the program that we want to be executed automatically at boot time. In the next sections you can find descriptions on how to upload this file, and others, to the board.		You should not need to worry about the message about the "init.lua" file, that file contains the starting point of the program that we want to be executed automatically at boot time. In the next sections you can find descriptions on how to upload this file, and others, to the board.
		+
		+	After flashing a new firmware it is recommended to format again the file system before using the device, for this give the command: file.format()
		+
		+	<pre>
		+	> file.format()
		+	format done.
		+	</pre>
		+
		+	and check the file system:
		+	<pre>
		+	> print(file.fsinfo())
		+	3426401 0 3426401
		+	</pre>
		+	where the first number is the total bytes available, followed by the bytes used and the bytes remaining.

	=== Uploading files ===		=== Uploading files ===

← Older revision		Revision as of 00:03, 27 December 2015
Line 64:		Line 64:
	=== Uploading files ===		=== Uploading files ===

−	A good option for uploading files into the ESP8266 with NodeMCU firmware under GNU/Linux is this tool: [https://github.com/kmpm/nodemcu-uploader NodeMCU Uploader] (GitHub)	+	A good option for uploading files into the ESP8266 with NodeMCU firmware under GNU/Linux is this tool: [https://github.com/kmpm/nodemcu-uploader NodeMCU Uploader] (GitHub) or [[File:Nodemcu-uploader-master-20151226.zip]] (Tuxamito)
		+
		+	From the directory where the tool is places you can execute
		+	<pre>$ ./nodemcu-uploader.py --port PORT --baud 9600 upload FILE</pre>
		+
		+	where PORT is the serial port to where the hardware is connected (and you need to have read and write permissions for the user) and FILE is the file that is going to be uploaded into the file system of the board. An example:
		+
		+	<pre>$ ./nodemcu-uploader.py --port /dev/ttyUSB0 --baud 9600 upload init.lua</pre>
		+
		+	This tool can also upload a list of files or download them from the device, as described in its documentation.

@@ Line 30: / Line 30: @@
 Leaving...
 </pre>
 http://www.allaboutcircuits.com/projects/how-to-make-an-interactive-tcp-server-nodemcu-on-the-esp8266/

← Older revision		Revision as of 23:08, 26 December 2015
Line 17:		Line 17:
	<pre>$ ./esptool.py --port /dev/ttyUSB0 write_flash 0x00000 ~/Downloads/nodemcu-master-14-modules-2015-12-23-21-28-43-float.bin </pre>		<pre>$ ./esptool.py --port /dev/ttyUSB0 write_flash 0x00000 ~/Downloads/nodemcu-master-14-modules-2015-12-23-21-28-43-float.bin </pre>

		+	The process might take some minutes and it will show a similar message to this:
		+	<pre>
		+	Connecting...
		+	Erasing flash...
		+	Writing at 0x0002cc00... (42 %)
		+	</pre>

		+	If the process finish successfully this message will appear:
		+	<pre>
		+	Wrote 431104 bytes at 0x00000000 in 42.0 seconds (82.1 kbit/s)...
		+
		+	Leaving...
		+	</pre>

	http://www.allaboutcircuits.com/projects/how-to-make-an-interactive-tcp-server-nodemcu-on-the-esp8266/		http://www.allaboutcircuits.com/projects/how-to-make-an-interactive-tcp-server-nodemcu-on-the-esp8266/

← Older revision		Revision as of 23:03, 26 December 2015
Line 8:		Line 8:
	=== Flashing the firmware ===		=== Flashing the firmware ===

−	One of the options for flashing a new ~~fimrware~~ into a ESP8266 under GNU/Linux is to use this tool: [https://github.com/themadinventor/esptool ESP Tool]	+	One of the options for flashing a new firmware into a ESP8266 under GNU/Linux is to use this tool: [https://github.com/themadinventor/esptool ESP Tool] (GiHub) or [[File:Esptool-master-20151216.zip]] (Tuxamito).
		+
		+	Under the directory where the tool you will execute the command:
		+	<pre>$ ./esptool.py --port PORT write_flash 0x00000 FIRMWARE.bin </pre>
		+
		+	where PORT is the serial port to where the hardware is connected (and you need to have read and write permissions for the user) and FIRMWARE.bin is the binary file of the firmware to flash. An example:
		+
		+	<pre>$ ./esptool.py --port /dev/ttyUSB0 write_flash 0x00000 ~/Downloads/nodemcu-master-14-modules-2015-12-23-21-28-43-float.bin </pre>