RPi - Revision history

ElectronicZeta1 at 10:49, 23 June 2023

2023-06-23T10:49:11Z

2019-12-28T11:27:32Z

2019-03-16T09:30:58Z

2018-03-14T07:02:02Z

2018-03-14T07:01:25Z

2018-01-28T21:11:40Z

2017-09-28T07:18:39Z

2017-09-27T07:31:24Z

2017-09-27T07:30:27Z

2017-06-02T19:24:55Z

@@ Line 28: / Line 28: @@
 * It's safe to connect the TXD pin of the RPi to the Rx pin of the AVR USB board (the GIMX firmwares configure the Rx pin as an input)
 * To connect the Tx pin of the AVR USB board to the RXD pin of the RPi, you'll need to convert the voltage level from 0..5V to 0..3.3V.<br />
-This can be done with a simple voltage divider:
+This can be done with a simple [https://www.allaboutcircuits.com/textbook/direct-current/chpt-6/voltage-divider-circuits/ voltage divider]:
 <div class="image200px">[https://gimx.fr/img/wiki/Resistive_divider.png https://gimx.fr/img/wiki/Resistive_divider.png]</div>
 Vin is the Tx pin of the AVR USB board, Vout is the RXD pin of the RPi, R1=2.2kΩ , R2=3.3kΩ

@@ Line 28: / Line 28: @@
 * It's safe to connect the TXD pin of the RPi to the Rx pin of the AVR USB board (the GIMX firmwares configure the Rx pin as an input)
 * To connect the Tx pin of the AVR USB board to the RXD pin of the RPi, you'll need to convert the voltage level from 0..5V to 0..3.3V.<br />
-This can be done with a simple resistive divider:
+This can be done with a simple voltage divider:
 <div class="image200px">[https://gimx.fr/img/wiki/Resistive_divider.png https://gimx.fr/img/wiki/Resistive_divider.png]</div>
 Vin is the Tx pin of the AVR USB board, Vout is the RXD pin of the RPi, R1=2.2kΩ , R2=3.3kΩ

@@ Line 16: / Line 16: @@
 Use a USB HUB only if there are no ports available on the RPi.<br />
 It is highly recommended to use a HUB with an external power supply.
 == USB adapter using the on-board UART interface == <!--T:6-->

@@ Line 65: / Line 65: @@
 === Hardware requirements === <!--T:25-->
 <!--T:26-->
@@ Line 79: / Line 77: @@
 Vin is the Tx pin of the AVR USB board, Vout is the RXD pin of the RPi, R1=2.2kΩ , R2=3.3kΩ
 * Do not connect any other pin!
 === Sotware adjustments === <!--T:15-->
 <!--T:17-->
@@ Line 109: / Line 103: @@
 sudo reboot
 </pre>
 == GIMX installation == <!--T:7-->

@@ Line 65: / Line 65: @@
 === Hardware requirements === <!--T:25-->
 <!--T:26-->
@@ Line 77: / Line 79: @@
 Vin is the Tx pin of the AVR USB board, Vout is the RXD pin of the RPi, R1=2.2kΩ , R2=3.3kΩ
 * Do not connect any other pin!
 === Sotware adjustments === <!--T:15-->
 <!--T:17-->
@@ Line 103: / Line 109: @@
 sudo reboot
 </pre>
 == GIMX installation == <!--T:7-->

@@ Line 107: / Line 107: @@
 <pre>wget https://gimx.fr/download/gimx-raspbian -O gimx.deb
 sudo dpkg -i gimx.deb
-sudo apt-get -f install</pre>
+sudo apt-get update && sudo apt-get -f install</pre>
 <!--T:8-->

@@ Line 241: / Line 241: @@
 <!--T:45-->
-It is planned to solve this issue on next GIMX 7 version [https://github.com/matlo/GIMX/issues/426]
+It is planned to solve this issue on GIMX 8 version [https://github.com/matlo/GIMX/issues/426]
 <!--T:46-->

@@ Line 2: / Line 2: @@
 <translate>
 <!--T:1-->
-'''Warning: RPi support should be considered as experimental. Be prepared to face issues if you try GIMX on the RPi.'''
+'''Warning: RPi support should be considered as experimental. The USB controller has been unstable since the first version. Be prepared to face issues if you try GIMX on the RPi.'''
 GIMX can run on many Linux targets, and the [http://www.raspberrypi.org/ the Raspberry Pi] is one of them!

@@ Line 18: / Line 18: @@
 == Firmware update == <!--T:5-->
-As early firmwares had severe USB issues it is recommended to update the firmware before using GIMX.<br />
+<!--As early firmwares had severe USB issues it is recommended to update the firmware before using GIMX.<br />
 Type the following command:
 <pre>sudo rpi-update
-sudo reboot</pre>
+sudo reboot</pre>-->
-If you have issues with the latest firmware, install the following instead:
+There are USB issues with the latest firmware. You should install the following instead:
 <pre>sudo rpi-update 771a503cfc2a1130e2df2a4ddfc45ffa0f592b3f
 sudo reboot</pre>
@@ Line 29: / Line 28: @@
 <pre>pi@raspberrypi ~ $ uname -a
 Linux raspberrypi 4.1.21+ #873 Mon Apr 11 18:00:37 BST 2016 armv6l GNU/Linux</pre>
 <!--== UHID kernel module ==

@@ Line 9: / Line 9: @@
 <!--T:24-->
-The simplest way to set up GIMX on a Raspberry Pi is by flashing a pre-made image. See forum user steel_3d's instructions on getting up and running: <a href ="http://www.steve-marton.com/gimx/?p=462">Build your own Plug n Play GIMX emulator using Raspberry Pi</a>
+The simplest way to set up GIMX on a Raspberry Pi is by flashing a pre-made image. See forum user steel_3d's instructions on getting up and running: [http://www.steve-marton.com/gimx/?p=462 Build your own Plug n Play GIMX emulator using Raspberry Pi]
 == Hardware considerations == <!--T:23-->