| Jan Waclawek 06/21/09 05:37 Read: 214 times Bratislava Slovakia |
#166307 - apply proper reset Responding to: Aleksandar Stancic's previous message |
Without the chip being properly reset, it will do unexpected and unexplainable things.
http://www.8052.com/faqs/119931 Besides, are you sure the 'ED2 is capable working with 48MHz oscillator? JW |
| Topic | Author | Date |
| AT89C51ED2 changing speed on its own | Aleksandar Stancic | 06/21/09 03:21 |
| apply proper reset | Jan Waclawek | 06/21/09 05:37 |
| apply proper reset | Aleksandar Stancic | 06/21/09 12:21 |
| then that's R0 not R1 | Jan Waclawek | 06/21/09 14:57 |
| MAX1232 + 4k7 pull-up | Kai Klaas | 06/22/09 07:26 |
| I beliebe this chip has a built-in watchdog and thus ... | Erik Malund | 06/22/09 09:43 |
| I don't like those on-chip watchdogs and Vcc monitors | Kai Klaas | 06/22/09 10:35 |
| Should be always on | Per Westermark | 06/22/09 10:47 |
| external vs internal | Erik Malund | 06/22/09 13:18 |
| .. | Aleksandar Stancic | 06/22/09 13:45 |
| Ground plane? | Kai Klaas | 06/22/09 14:01 |
| no ground plane | Aleksandar Stancic | 06/22/09 14:10 |
| choose a "magic" frequency crystal ... | Jan Waclawek | 06/22/09 15:00 |
20MHz and 57600 | Aleksandar Stancic | 06/22/09 17:33 |