Hi Raquel,

Thank you. Yes, You are right, I checked the serial response and found I didn't read correctly, after correction. Now I got the result 0x50 after 254/54, but I got the result 0x2b after 254/55, is it right, and I can also read customer data correctly


Thank you for your help

Hi Raquel,

Thanks for your response.
I have tried almost every command even "create custom character".Except several commands I mentioned before, other commands work fine.
Yes, I am able to send character correctly.
I can clear the screen, except it leaves me an additional character on screen
when ...

Hi Raquel

Yes, I have tried to unlock all, then write customer data and read customer data, I get nothing. The length I read is 0.

By the way, last time I mentioned about version info(0x38) and module type( 0xB5) I got, seemed command just reverse, is it right?

Thank you.


Heather

Hi,

I have done a lot of experiments about commands. I have several questions:
1. "command lock" always make my board serial port died, I have to remove LCD to power up my board then plug in LCD, why is it?
2. can I get detailed information about "setting lock" ,what it will do, what commands it ...

Hi Tory,

Since I asked you yesterday, I have tried some commands, now setting startup led and startup screen command correct. now I have met a problem. when I use "display off" command, it always puts one weird character(same one) on the screen. Have I made something wrong?

I just send the ...

Hi Clark,

Thank you very much. I will follow your instruction to try again. on the manual I get it, on chapter 5.5 changeing the startup screen, it says "Remembered Yes".

I use 115200 baud speed, do I need to have some delay between commands?

one of LCD I have tried is died . now it can just ...

Hi,
Can anybody give some suggestion? I didn't find instruction in manual. Is it EEPROM programing issues?


Best regards

Heather

Hi.

I am working on LK204_7T_1U through serial port right now. I have met several problems. Hope to get help here.

the SET commands, it is saved randomly with "SAVE REMEMBER" command.
such as "Set Startup GPO state". First I enable save funciton "0xfe 0x93 0x01", then I "Set Startup GPO state ...