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by Shaimaa Badr
Tue May 28, 2019 11:04 am
Forum: Beginners
Topic: Corrupted image file when using win32
Replies: 5
Views: 627

Re: Corrupted image file when using win32

The software in sd card work correctly but when I clone it to another card, the file didn't appear as an image file after reading by win32 then I write it on another card but it told that is corrupted, I continued but the software didn't work ever and nothing of OS is appear on raspberry pi... What ...
by Shaimaa Badr
Tue May 28, 2019 9:02 am
Forum: Beginners
Topic: Corrupted image file when using win32
Replies: 5
Views: 627

Corrupted image file when using win32

What things make the file is corrupted and not readable as an image file?! if the sd card is read-only, this prevent that I able to take a copy from it??!
by Shaimaa Badr
Sun May 19, 2019 10:35 am
Forum: Beginners
Topic: RS485 HAT
Replies: 2
Views: 281

RS485 HAT

I don't find RS485 HAT shield here in Egypt,, Can I use IC MAX485 and any help for how to connect with raspberry pi to the device has a rj45 socket or use CH340 USB to RS485 485 Converter Adapter Module??!
by Shaimaa Badr
Thu May 16, 2019 12:29 pm
Forum: Beginners
Topic: Lighting switch device with raspberry through Ethernet
Replies: 4
Views: 140

Re: Lighting switch device with raspberry through Ethernet

Many thanks for helping me @Andyroo, I will buy it and try to program the switch.
by Shaimaa Badr
Thu May 16, 2019 12:07 pm
Forum: Beginners
Topic: Lighting switch device with raspberry through Ethernet
Replies: 4
Views: 140

Re: Lighting switch device with raspberry through Ethernet

Thanks for reply,, In this website switch same as of mine >> https://www.indiamart.com/proddetail/vetro-series-3-button-on-off-dimming-switch-2094293348.html in the website the features of the product that the port is RS485 connected to send and receive data but I don't know how I connect, there are...
by Shaimaa Badr
Thu May 16, 2019 11:37 am
Forum: Beginners
Topic: Lighting switch device with raspberry through Ethernet
Replies: 4
Views: 140

Lighting switch device with raspberry through Ethernet

I bought a standalone lighting control switch and want to connect to raspberry pi to control but I can't remove its cover to know what in it and take a signal from the switch to raspberry and control light, I found an Ethernet input but I don't know how to use, I connected an Ethernet cable in raspb...
by Shaimaa Badr
Thu May 16, 2019 11:12 am
Forum: Beginners
Topic: Help: Raspberry change the polarity
Replies: 6
Views: 401

Re: Help: Raspberry change the polarity

Thanks for helping, I made reset for the pi and it worked good and pins as the same. Many thanks.
by Shaimaa Badr
Thu May 09, 2019 10:15 am
Forum: Beginners
Topic: Help: Raspberry change the polarity
Replies: 6
Views: 401

Help: Raspberry change the polarity

When I just only connect led and using python to toggle the led >> it didn't work, and when I measured the volt and the ground > I found the polarity change the voltmeter measured the 5 v of raspberry as a ground pin and the ground pin as a 5v, and the ground on pin 6 didn't connect to all the groun...

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