Differences

This shows you the differences between two versions of the page.

--- tina2:octoprint [2023/01/30 17:22]
mao [5.Change OctoPrint source file]
+++ tina2:octoprint [2023/09/07 14:28] (current)
caojie
@@ Line 11: / Line 11: @@
 [[https://github.com/WEEDO3DTECH/OctoPi/releases/download/v1.8.6/2022-09-22-raspios-bullseye-armhf-lite-eww.xz|Download our custom version of OctoPi]] .\\
 ====2.Install image tool====
-Download the latest version of [[https://www.raspberrypi.com/software/|Raspberry Pi Imager]] and install it. If you want to use Raspberry Pi Imager from a second Raspberry Pi, you can install it from a terminal using **sudo apt install rpi-imager**\\
+Download the latest version of [[https://www.raspberrypi.com/software/|Raspberry Pi Imager]] and install it. \\
 ====3.Flash image====
 Then:
@@ Line 20: / Line 20: @@
 ====4.Connect Printer====
 Select TINA2 from the "Printer Profile" settings, and connect the printer with 1000000 baud rate.
+{{:octoprint:tina2-octoprint-connection.png?600|}}\\
 ----
@@ Line 46: / Line 47: @@
   wget http://archive.raspberrypi.org/debian/pool/main/r/raspberrypi-firmware/raspberrypi-kernel-headers_1.20201126-1_armhf.deb
 （If your Linux kernel version is not 5.4.79, download the corresponding one from http://archive.raspberrypi.org/debian/pool/main/r/raspberrypi-firmware/ ; \\
-Use this command to check which version of your Linux kernel: **uname -r**）\\
+Use this command to check which version of your Linux kernel is: **uname -r**）\\
 \\
 Install the header file :
@@ Line 52: / Line 53: @@
 {{:octoprint:4install-header.png?400|}}
-===b)Download the CH340 serial driver source code and unzip it===
+===b)Download the CH340/CH341 serial driver source code and unzip it===
   wget http://www.weedo3dprinter.com/lib/exe/fetch.php/firmware/ch341ser_linux-kernel5.4.79.zip
   unzip ch341ser_linux-kernel5.4.79.zip
@@ Line 66: / Line 67: @@
 {{:octoprint:7copy.png?400|}}
-====5.Change OctoPrint source file===
+====5.Change OctoPrint source file====
-===a)Open the serial communication python file===
+===a)Test Connection===
+{{:octoprint:tina2-octoprint-test-connected.png?600|}}\\
+**If you can connect the printer**,skip to section 6.\\
+\\
+{{:octoprint:tina2-octoprint-test-connection.png?600|}}\\
+**If you can not connect the printer**, you need to change the serial communication python file.\\
+===b)change the serial communication python file===
+Open the serial communication python file.\\
 Its path seems like this:
   /home/pi/oprint/lib/python3.7/site-packages/octoprint/util/comm.py
 If your python version is not python3.7, just replace "python3.7" with your real version.\\
 Write this code after opening the serial port and save it:
-  time.sleep(0.5)
+  #set default
   serial_obj.setDTR(False)
   serial_obj.setRTS(False)
-{{:octoprint:tina2-octoprint-change-py.png?400|}}
+  serial_obj.oopen()
+  # force reboot printer
+  time.sleep(0.1)
+  serial_obj.setDTR(True)
+  serial_obj.setRTS(True)
+  time.sleep(1)
+  serial_obj.setDTR(False)
+  serial_obj.setRTS(False)
+  # wait
+  time.sleep(3)
+(**Be careful**, the OctoPrint source file uses spaces as indent.)
+{{:octoprint:tina2-octoprint-change-py.png}}\\
 ====6.Reboot your Raspberry Pi and Connect the printer with its baud rate====
 ===a)Reboot your Raspberry Pi, then add tina2 settings to the profile.===
@@ Line 83: / Line 104: @@
 ===b)Connect printer with 1000000 baud rate===
----\\
+{{:octoprint:tina2-octoprint-connection.png?600|}}\\
 ----
@@ Line 92: / Line 113: @@
 Install OctoPrint following the [[https://community.octoprint.org/docs|OctoPrint community documents]].\\
 \\
-**If you can connect the printer with OctoPrint**, skip to section 3.\\
+**If you can connect the printer by baud rate 1000000**, skip to section 4.\\
 \\
 **If you can not connect the printer with OctoPrint**, continue with section 2 to update the serial driver of CH341:
@@ Line 102: / Line 123: @@
 ===b)Install your Linux kernel header package===
   sudo apt install raspberrypi-kernel-headers
-===c)Download the CH340 serial driver source code and unzip it===
+===c)Download the CH340/CH341 serial driver source code and unzip it===
   wget http://www.weedo3dprinter.com/lib/exe/fetch.php/firmware/ch341ser_linux-kernel5.4.79.zip
   unzip ch341ser_linux-kernel5.4.79.zip
@@ Line 115: / Line 136: @@
   sudo depmod
 {{:octoprint:7copy.png?400|}}
-====3.Reboot your Raspberry Pi and Connect the printer with its baud rate====
+====3.Change OctoPrint source file====
+===a)Test Connection===
+{{:octoprint:tina2-octoprint-test-connected.png?600|}}\\
+**If you can connect the printer**,skip to section 4.\\
+\\
+{{:octoprint:tina2-octoprint-test-connection.png?600|}}\\
+**If you can not connect the printer**, you need to change the serial communication python file.\\
+===b)change the serial communication python file===
+Open the serial communication python file which is usually placed in the site-packages of the python directory.\\
+  {your python installed directory}/site-packages/octoprint/util/comm.py
+Write this code after opening the serial port and save it:
+  time.sleep(0.5)
+  serial_obj.setDTR(False)
+  serial_obj.setRTS(False)
+(**Be careful**, the OctoPrint source file uses spaces as indent.)
+{{:octoprint:tina2-octoprint-change-py.png?400|}}
+====4.Reboot your Raspberry Pi and connect the printer with its baud rate====
 ===a)Reboot your Raspberry Pi, then add TINA2 settings to the profile.===
 {{:octoprint:tina2-octoprint-settings_1_.png?400|}}
@@ Line 121: / Line 161: @@
 {{:octoprint:tina2-octoprint-settings_3_.png?400|}}
-===b)Connect printer with 1000000 baud rate===
+===b)Connect the printer with 1000000 baud rate===
+{{:octoprint:tina2-octoprint-connection.png?600|}}

User Tools

Site Tools

Differences

Page Tools