| ??? 10/08/05 16:46 Read: times |
#102134 - XDATA? Responding to: ???'s previous message |
Sebastian Stehrn said:
And that purpose: if somebody extract external ROM chip W27C512 - as result devise will not working. It's will look like programm start from external ROM. You could just map the external ROM into XDATA space, and have your internal code read from it... |
| Topic | Author | Date |
| AT89C51ED2 and external EEPROM | 01/01/70 00:00 | |
| If serial, try a write and a read, if pa | 01/01/70 00:00 | |
| some comments | 01/01/70 00:00 | |
| why "of course" most is serial | 01/01/70 00:00 | |
| I don't need 128K programm memory | 01/01/70 00:00 | |
| if it is not used, you can not detect it | 01/01/70 00:00 | |
| I must to do it by software | 01/01/70 00:00 | |
| You should have thought of that before y | 01/01/70 00:00 | |
| Re: hardware required | 01/01/70 00:00 | |
| leave harvard structure! | 01/01/70 00:00 | |
| it depends | 01/01/70 00:00 | |
| no meaning | 01/01/70 00:00 | |
| Software solution | 01/01/70 00:00 | |
| Sure, but why? | 01/01/70 00:00 | |
| Ask Sebastian | 01/01/70 00:00 | |
| Please explain further | 01/01/70 00:00 | |
| some explayning | 01/01/70 00:00 | |
| Use other device | 01/01/70 00:00 | |
XDATA? | 01/01/70 00:00 |