Marino
This is good news. You may have identified the problem.
Can you please send me a HEX example of how to Clear the screen and the display HELLO using the proper Start Condition and Stop Conditions.
I just want to make sure I fully understand.
Many Thanks. Bob
Search found 4 matches
- Tue Oct 22, 2013 3:34 pm
- Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
- Topic: LCD0821 Random Characters
- Replies: 7
- Views: 6133
- Tue Oct 22, 2013 12:10 pm
- Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
- Topic: LCD0821 Random Characters
- Replies: 7
- Views: 6133
Re: LCD0821 Random Characters
Martino: I currently have a 2 second delay after power up and before I write the first command to the display. Are you suggesting inserting a delay before each data byte is sent or just before each command? for example: Clear Screen and then Print HELLO 0x50 0xFE 0x58 (DELAY) 0x50 0x48 0x45 0x4C 0x4...
- Tue Oct 22, 2013 9:41 am
- Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
- Topic: LCD0821 Random Characters
- Replies: 7
- Views: 6133
Re: LCD0821 Random Characters
Hi Martino: Thanks for your reply. The random character always seems to be the same character (see attached photos). The display seems to properly execute all commands sent to it. I have attached three photos. The first shows the random character after a colon.......this may occur in one our of ever...
- Tue Oct 22, 2013 4:57 am
- Forum: LK/ELK/VK/PK/OK/MX/GLK/EGLK/GVK/GLT
- Topic: LCD0821 Random Characters
- Replies: 7
- Views: 6133
LCD0821 Random Characters
I also am having problems with the LCD0821 intermittently displaying a random unrecognizable character. I am using the display in I2C mode with a PIC microcontroller. After power us the MO character is displayed. Sometimes a random charter is displayed on this screen a second or two after power up. ...