DSO138 firmware update

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maty87
Posts: 2
Joined: Wed Jun 10, 2020 7:41 am

DSO138 firmware update

Post by maty87 »

Hi all i just got my DSO138 was trying to update the firmware using a coms cable i made up with gnd tx and rx going to pins 2 3 & 5 on dtype connector and using a standard usb-rs232 converter and in the flashing software i get an error message saying unrecognised device please reset device and try again i have power cycled it and checked i had it wired right on swoppong the tx and rx i got a message saying unable to connect and i bridged the jumpers jp1 jp2 and got a white lcd screen is this correct i have ordered the jyetech uart isb adapter will try this when it arrives



Thanks
maty87
Posts: 2
Joined: Wed Jun 10, 2020 7:41 am

Re: DSO138 firmware update

Post by maty87 »

The jyetech uart usb arrived and still same response have attached some photos of the error im seeing and of the the scope screen too

F374A3B4-FAC8-4728-B383-5EC0D2602856.jpeg
98C83730-F518-4E39-9448-C0BB251285E6.jpeg
964752CE-37BC-4276-A8AE-9DD2A9A20106.jpeg
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