[HELP!] flash download failed - target DLL has been cancelled in Keil

只看该作者 · 2019-7-10 20:28

When updating code in Keil, it shows "flash download failed - target DLL has been cancelled" in Keil C51
Already reinstall HC-LINk, driver and K51, it can'r be solved. How can fix it?

只看该作者 · 2019-7-10 20:45

it seems the bug comes from F0541 using 2-wire simulation

只看该作者 · 2019-7-10 20:48

While trying to ground RST pin P2_4 before enter debugging mode, then it is ok. Hopefully, HolyChip can fix the issue!

只看该作者 · 2019-9-30 19:38

hsl1888 发表于 2019-7-10 20:48
While trying to ground RST pin P2_4 before enter debugging mode, then it is ok. Hopefully, HolyChip ...

I had the same problem.Could you please tell me how to solve it.Trying to ground RST pin P2_4 before enter debugging mode?

只看该作者 · 2019-10-3 15:21

谢谢分享！谢谢分享！谢谢分享！谢谢分享！谢谢分享！

只看该作者 · 2019-10-28 07:50

guyufeng×× 发表于 2019-9-30 19:38
I had the same problem.Could you please tell me how to solve it.Trying to ground RST pin P2_4 befo ...

yes!