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I recibe today ch341a programer. Whay program i need and last firmware for 16ch model.?

ok, i buy one in two week i recibe.

I do you ftpf comand and device is dead dead. Not serial command and only buzzer .(

mi enviroment hisilicon # printenv bootdelay=1 baudrate=115200 ethaddr=00:00:23:34:45:66 ipaddr=192.168.1.10 serverip=192.168.1.2 netmask=255.255.254.0 bootfile="uImage" bootcmd=showlogo;startvo 0 36 13;mw 0x200300b8 0x0ff0f0ff;sf probe 0;sf read 0x81000000 0x100000 0x380000;sf read 0x82000000...

This is a usb update NAND: Check nand flash controller v504. found Special NAND id table Version 1.36 Nand ID: 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 No NAND device found!!! 0 MiB Check spi flash controller v350... Found Spi(cs1) ID: 0xC2 0x20 0x18 0xC2 0x20 0x18 Spi(cs1): Block:64KB...

Yes tftp usb not reconiced any usb memory.

this is my boot log. U-Boot 2010.06 (May 26 2014 - 14:41:35) NAND: Check nand flash controller v504. found Special NAND id table Version 1.36 Nand ID: 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 No NAND device found!!! 0 MiB Check spi flash controller v350... Found Spi(cs1) ID: 0xC2 0x20 0x18...

When i try to upgrade a bin file this is the error. TFTP from server 192.168.1.2; our IP address is 192.168.1.10 Download Filename 'uImage'. Download to address: 0x80008000 Downloading: ######################### U-Boot 2010.06 (May 26 2014 - 14:41:35) NAND: Check nand flash controller v504...

I need a rx-tx pin out. I have a bricked device after update. Is on j1 conector or j4 conector.? thanks