| ??? 09/08/09 06:56 Read: times |
#168793 - speed Responding to: ???'s previous message |
ITS 24MHZ.
even if i change the text tring to all eeeeeeee i get all dddddddd other letters like i and m also come out as the letter before them in the alphabet e's as d's, i's as h's, m's as l's . I also just noticed it is in 1 line mode 16x1 not 16x2 . was in 16x2 ealier . |
| Topic | Author | Date |
| hd44780 16x2 lcd some letters display as other letters | 01/01/70 00:00 | |
| How fast is your 8051? | 01/01/70 00:00 | |
| speed | 01/01/70 00:00 | |
| incomplete init, or some hardware issue | 01/01/70 00:00 | |
| Looks like short between D0 and GND | 01/01/70 00:00 | |
| Pullup on D0 P0 | 01/01/70 00:00 | |
| Debug Tip: Always look for patterns! | 01/01/70 00:00 | |
| Oscilloscope | 01/01/70 00:00 | |
| will check D0 | 01/01/70 00:00 | |
| It could simply be open ... | 01/01/70 00:00 | |
| the analysis is fine... | 01/01/70 00:00 | |
It's easier if he has one ... | 01/01/70 00:00 |