Recent content by neketom22

no, i have 192.168.1.1 on computer and 192.168.1.108 on cam. i have check via printenv, all network's parameters are OK The problem is the cam have ethernet link up 2 sec on boot and stop immediatly after TFTP file check (upgrade_XXXXX.txt) Strange !

hi, can you post your printenv information please ? because mine seems to be wrond due to to wrong firmware ? Thanks

hi, somenone can post his 'printenv' content (thru Serial Console mode) ? My cam is bricked and i think env from U-Boot are false. Thanks a lot !

i have change gatewayip but nothing's better! It's strange because on camera boot, it's detect network link and few seconds after, it's return no link. Log of the cam boot with NCOM : U-Boot 2010.06-svn3089 (Sep 12 2016 - 12:15:29) DRAM: 1 GiB gBootLogPtr:80b80008. NAND: Check nand flash...

Hi ! Thanks a lot for all information. howerver, i need more help :-) i have a Dahua SD52C225U-HNI. i have uopgrade a wrong firmware last week and now, the cam won't start. I have buy an USB/TTL key and find the RX and TX on the cam. GND is connected to a screw of the cam. Connect over Serial...

thanks jmcu for your photo. But is it a card from a sd52c225 ? i don't see this type of card in mine ! The TX RX are on the main or on the network card ?

thanks but the problem is harder. On camera boot, the cam broadcast with 192.168.1.108 (default address). I see network packet with WireShark from 1.108 to 254. My TFTP console server confirm that. But with TFTP server, i have to set command in a text file who specifies the name of the update...

Ok but i can't acces to the cam. No network. Just a request from 1.108 via TFTP Server but i don't know what i have to write in commands.txt to put new firmware on cam !

yes, i have made an error.... so dumb ! i have flash my sd52c225u-hni with thirs firm "general_sd59xxx-hn-main_mcu_v2.300.0000000.10.r.170926" the problem is that's firm is not for this model. I test network directly from my computer but nothing... no link !the network stay down.... i think...

network adress unreachable... I use POE and the camera start. With config tool, no camera detected. I have set 192.168.1.1 and 192.168.254.254 adress on my computer but i don't see any broadcast from network.

hi ! I upgrade my SD52-C225U-HNI tonight with the latest firmware (v2.622.0000000.1.r.171121) 1 hour ago. When its finished, the camera boot again. All seems to be OK. After this upgrade, i launch the upgrade of main_mcu_v2.300.0000000.10.r.170926.bin of the SD59... so dumb' ! After this...

hi ! I upgrade my SD52-C225U-HNI tonight with the latest firmware (v2.622.0000000.1.r.171121) 1 hour ago. When its finished, the camera boot again. After this upgrade, i launch the upgrade of main_mcu_v2.300.0000000.10.r.170926.bin After this second upgrade, the camera doesn't boot.... During...

hi ! I upgrade my SD52-C225U-HNI tonight with the latest firmware (v2.622.0000000.1.r.171121) 1 hour ago. When its finished, the camera boot again. After this upgrade, i launch the upgrade of main_mcu_v2.300.0000000.10.r.170926.bin After this second upgrade, the camera doesn't boot.... During...

Hello, could anyone help me to connect a microphone to my SD52C225U-HNI camera? I have three wires on the camera: Audio IN Audio OUT Audio GND If I connect a microphone like CCTV Audio Pick Up MINI CCTV Mic Microphone pour Caméra de Sécurité de Surveillance DVR Audio CCTV Mic Câble Audio Audio...

fantastic ! you are so.....good ! i search since 1 week ! thanks a lot !!!! See You Soon !!