| ??? 06/19/07 14:57 Read: times |
#141018 - Code is from this... Responding to: ???'s previous message |
http://www.8052.com/users/jonled/RS232gd.pdf
is the schematic from this as well? Check to make sure all the capacitors for the MAX232 are of the correct value and orientation. Also check that RX/TX are not swapped. Jon |
| Topic | Author | Date |
| i am having serious problem with serial | 01/01/70 00:00 | |
| Show your working ! | 01/01/70 00:00 | |
| here is the code | 01/01/70 00:00 | |
| Code is from this... | 01/01/70 00:00 | |
| Posting schematics. | 01/01/70 00:00 | |
| here is the circuit | 01/01/70 00:00 | |
| Try this | 01/01/70 00:00 | |
| an earlier thread with similar problem | 01/01/70 00:00 | |
| i did that test | 01/01/70 00:00 | |
| my capacitors are electrolytics | 01/01/70 00:00 | |
| MAX232 uses 1uF caps not .1uF | 01/01/70 00:00 | |
| +5 is what i use | 01/01/70 00:00 | |
| DSUB = DB9 | 01/01/70 00:00 | |
| Jon ... You should know better! | 01/01/70 00:00 | |
Ouch... I will never do it again. | 01/01/70 00:00 | |
| CAUTION! | 01/01/70 00:00 | |
| expected errors | 01/01/70 00:00 | |
| Burden Caps. | 01/01/70 00:00 | |
| Code and schematic | 01/01/70 00:00 |