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by miwen
Wed Oct 28, 2020 9:24 am
Forum: Polski
Topic: RPI 4, B+ problem ze zmianą uprawnień do dysku USB
Replies: 0
Views: 31

RPI 4, B+ problem ze zmianą uprawnień do dysku USB

... dla komputerów z systemem Windows. Udaje mi się dysk skonfigurować tak aby był widoczny w sieci, ale mam problem ze zmianą uprawnień do dysku. Mimo, że wyszukałem w sieci kilkanaście instrukcji jak instalować Sambę, montować dysk, zmieniać parametry w pliku konfiguracyjnym Samby, robiąc wszystko ...
by drgeoff
Thu Oct 15, 2020 4:40 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1091

Re: Single cable solution display.

Another possible USB monitor https://www.mimomonitors.com/pages/using-our-usb-displays-with-the-raspberry-pi-3 This one claims Raspberry Pi support https://www.mimomonitors.com/collections/video-over-usb/products/mimo-um-760cf-7-display Maybe ...
by PiGraham
Thu Oct 15, 2020 4:34 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1091

Re: Single cable solution display.

PiGraham wrote:
Thu Oct 15, 2020 4:30 pm
Another possible USB monitor
https://www.mimomonitors.com/pages/usin ... berry-pi-3
This one claims Raspberry Pi support
https://www.mimomonitors.com/collection ... -7-display
by F4IOG
Mon Oct 12, 2020 7:58 pm
Forum: Raspberry Pi OS
Topic: screen problem with the pi 4 and usb touch
Replies: 2
Views: 356

UM-740 on RPI 3b+

Hello Geeviz,

Do you have a process to work Mimo UM-740 on RPI 3b+ ?

Thanks

F4IOG Guillaume
by HawaiianPi
Sun Jul 12, 2020 11:00 pm
Forum: Troubleshooting
Topic: Does Pi4 4gb have weaker wifi than pi-zero-w?
Replies: 10
Views: 395

Re: Does Pi4 4gb have weaker wifi than pi-zero-w?

I have an ASUS RT-AC68U dual-band (2.4/5GHz 3x3 MIMO) router at the end of the hallway, and I've found the WiFi reception of my Pi 4B2 to be slightly weaker than other computers in the same location, but it doesn't impact performance terribly. My ...
by dagobar
Sat Jul 04, 2020 12:07 pm
Forum: Networking and servers
Topic: Raspberry Pi 4 as WiFi AP or Router
Replies: 1
Views: 187

Raspberry Pi 4 as WiFi AP or Router

... NAT) for gigabit speed, with Linux CLI (no GUI). From the info found on google I understand that it's default wifi hardware has an 802.11ac 1x1 MIMO and a throughput of ~50 Mbps on 2,4 Ghz and ~120 Mbps on 5 Ghz. questions: 1. What is the maxim number of packets per seconds in each band ? 2. ...
by crazyone
Fri May 29, 2020 5:00 am
Forum: Ubuntu
Topic: Dual Band WiFi Router with Open Media Vault 5 on Ubuntu Eoan
Replies: 2
Views: 577

Re: Dual Band WiFi Router with Open Media Vault 5 on Ubuntu Eoan

Update 2: 1) Switched the USB WiFi adapters for 2X Linksys WUSB6300 (RTL8812AU Chipset), works as intended and stable. Also the Linksys supports 2X MIMO. Definitely saturating the USB 2.0 bandwidth. Below is the updated hostapd-*****.conf file to support MIMO. #(rtl8812au WiFi) #Interface interface=usbwlan1 ...
by youling257
Mon Mar 23, 2020 10:12 am
Forum: Troubleshooting
Topic: RPI3 won't use 40mhz wifi channel width
Replies: 6
Views: 4237

Re: RPI3 won't use 40mhz wifi channel width

Hi, I know this is an old thread but maybe it helps someone. I found out that the driver is buggy. The hardware can do HT40, of course. Use this patch. diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index d541d8...
by aecooper75
Tue Mar 10, 2020 9:04 pm
Forum: Advanced users
Topic: Does the Zero W's wifi chip use beamforming or transmit power control (TPC)?
Replies: 2
Views: 294

Does the Zero W's wifi chip use beamforming or transmit power control (TPC)?

Hi, The Pi Zero W uses 802.11n, which supports many Wifi functions such as MIMO, transmit power control, and beamforming. Obviously MIMO is not supported as there is only 1 antenna. Does anyone know if the Zero W uses beamforming on the Wifi interface? Does it ...
by LoadsOfTime
Mon Mar 09, 2020 9:40 pm
Forum: Beginners
Topic: Home Surveillance Camera Questions
Replies: 3
Views: 439

Re: Home Surveillance Camera Questions

... fine over 802.11ac, of which you could tell what frequency is being broadcast from the router. However, I still don't know whether a RP4B uses UM-/MIMO or not, which affects the signal greatly, and suspect not.
by LoadsOfTime
Sun Mar 08, 2020 4:01 am
Forum: Beginners
Topic: Home Surveillance Camera Questions
Replies: 3
Views: 439

Home Surveillance Camera Questions

... Although software dependent, could a RP4B allow access to the video live stream locally via another 802.11ac i.e. an iPhone? 3/ Does the RP4B use MIMO/UM-MIMO for its 802.11ac radio? 4/ For convenience, pairing the IP camera with a router that could handle the 802.11ac frequency, what measurable ...
by wolf.z
Fri Feb 07, 2020 7:16 pm
Forum: General discussion
Topic: Options for 5GHz settings
Replies: 5
Views: 758

Re: Options for 5GHz settings

... have a deep understanding of what which radio standard does do. In case, you do know, what IEEE 802.11 a, b, g, n, ac, ax is / what OFDM is / what MIMO is / what frequency hopping, multiple path propagation means and other algorythms do / what bandwith really is, you may be able to judge experiments. ...
by wolf.z
Thu Jan 16, 2020 7:28 pm
Forum: Beginners
Topic: Access Point & Pihole on the same unit
Replies: 5
Views: 1317

Re: Access Point & Pihole on the same unit

... bridge. I am pretty sure, even a Pi2 will do the job. On the downside a Pi typically will not achieve datarates of modern wlan routers with MIMO and beamforming. I am afraid, your router is bulky and ugly as a result of antenna diversity....however. A Pi will do all the jobs you request.
by Bill-M
Thu Jan 09, 2020 3:03 pm
Forum: General discussion
Topic: Multiple Repository's ??
Replies: 13
Views: 703

Re: Multiple Repository's ??

... running on the 5G router output. Same results on 2.4. Prior to channel tune Firesticks display 100% signal. Router- I have 2 Trendnet AC2000 MU-MIMO Routers. Tested using both, same results. Tuner- Silicon Dust Homerun, 4 tuner. When channels tuned on the HD App on Firesticks they work without ...
by Geeviz
Sun Dec 22, 2019 10:47 am
Forum: Raspberry Pi OS
Topic: screen problem with the pi 4 and usb touch
Replies: 2
Views: 356

screen problem with the pi 4 and usb touch

Hi people, new Problem: I want to try my USB 7 inch mimo um 740 touchscreen to get working again as standalone screen. On the rpi 3B it was no problem and all works very well. Since yesterday I switched to the pi 4B and now it has the following problem. ...
by wolf.z
Fri Dec 06, 2019 9:59 am
Forum: Deutsch
Topic: Rasperry Pi 4 - Wlan Modul ist aktiv trotz Lan verbindung
Replies: 6
Views: 3531

Re: Rasperry Pi 4 - Wlan Modul ist aktiv trotz Lan verbindung

... Das Handy ist fähig, eine Verbindung nach IEEE802.11ac aufzubauen. Handy und FB funken auf 4 20MHz Kanälen gleichzeitig, und das auch noch im 2x2 MIMO. Das sind auf beiden Seiten 2 Antennen, mit denen die Wahrscheinlichkeit erhöht wird, dass wenigstens eine von zwei Antennen gut empfangen kann. ...
by Cheatek
Thu Nov 28, 2019 4:19 pm
Forum: Interfacing (DSI, CSI, I2C, etc.)
Topic: GPIO pins as slave select SPI
Replies: 2
Views: 640

GPIO pins as slave select SPI

Hi, First of all please be patient, i am totally newbie. My purpose is to use multiple(10) RC522 readers using Rpi. I found that MIMO, MISO, SCLK, RST pins should be in parallel, and according to this: https://www.raspberrypi.org/forums/viewtopic.php?p=940975#p940975 i should plug in any ...
by tantalus
Fri Nov 08, 2019 6:23 pm
Forum: Troubleshooting
Topic: RPI3 won't use 40mhz wifi channel width
Replies: 6
Views: 4237

Re: RPI3 won't use 40mhz wifi channel width

Hi, I know this is an old thread but maybe it helps someone. I found out that the driver is buggy. The hardware can do HT40, of course. Use this patch. diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c index d541d8a...
by Geeviz
Sun Aug 25, 2019 7:39 pm
Forum: General programming discussion
Topic: "build a cross compiler toolchain
Replies: 5
Views: 2939

"build a cross compiler toolchain

... ask this question (s) Since a few weeks I am beginning "programmer". I try to build a cross compiler toolchain and kernel with usb touchscreeen / Mimo Monitors support. I have installed and configured Crosstool-ng-1.24.0 with Linaro 7.4 as newest gcc. with the newest and most optimal settings ...
by MAVERICK30
Fri Jul 19, 2019 9:50 pm
Forum: Español
Topic: MI PI 3+ bajo la aplicación y carga maximo 25% y se apaga y eso que e bajado de nu
Replies: 0
Views: 1055

MI PI 3+ bajo la aplicación y carga maximo 25% y se apaga y eso que e bajado de nu

... para configurarla y solo caraga hasta el 25% y se apaga e formateado nuevamente la memoria de 32gb y de nuevo bajar el programa no usando el mimo y otra vez prende y pongo catagr el programas y a lo mucho llega el 25% desearia saber si es la rapberry que esta malograda o que es gracias ood ...
by filister
Mon Jun 24, 2019 11:27 am
Forum: Networking and servers
Topic: Raspberry Pi 4 as an AP with external USB WiFi card
Replies: 4
Views: 5648

Raspberry Pi 4 as an AP with external USB WiFi card

... current. Can you also recommend me a chipset with good Linux support which also supports AP mode in Raspbian, preferably AC-1200 or more and MU-MIMO support in the kernel of the latest Raspbian Buster? I have tried to look into https://elinux.org/RPi_USB_Wi-Fi_Adapters but the information there ...
by mahjongg
Sun Jun 16, 2019 12:15 pm
Forum: Other projects
Topic: Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead
Replies: 3
Views: 575

Re: Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead

Geeviz wrote:
Fri Jun 14, 2019 4:50 pm
Thanks, I wasn't really aware of that. My apologies. I hope I may refer to the old topic with a link in my first post above :)
no problem...
by Geeviz
Fri Jun 14, 2019 4:50 pm
Forum: Other projects
Topic: Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead
Replies: 3
Views: 575

Re: Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead

Thanks, I wasn't really aware of that. My apologies. I hope I may refer to the old topic with a link in my first post above :)
by mahjongg
Fri Jun 14, 2019 4:25 pm
Forum: Other projects
Topic: Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead
Replies: 3
Views: 575

Re: Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead

Re-opening "similar" old threads is frowned upon here (and called "necromancing") especially when the topic is marked [solved]. much better to start a new topic for exactly your issue. So split off, and renamed subject line. after six years its unlikely the same people are still here. also the OS ha...
by Geeviz
Fri Jun 14, 2019 11:51 am
Forum: Other projects
Topic: Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead
Replies: 3
Views: 575

Mimo UM 740- with Touchscreen with RPI3B and Stretch, but mouse and keyboard dead

... 2) Are there people who can help some more ? My situation now is (2019-june): I have: * An old e2i technology Mimo UM 740 with touch ( I know .. it's not a 720 but it works :lol: ). * An y splitter USB cable to micro usb to divide the power (gives a bit extra). ...

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