Difference between revisions of "83Plus:BCALLs:8024"
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| − | [[Category:83Plus:BCALLs:By_Name|EraseFlash]] | + | [[Category:83Plus:BCALLs:By_Name:Memory|EraseFlash]] [[Category:83Plus:BCALLs:By_Name|EraseFlash]] [[Category:83Plus:BCALLs:By_Address|8024 - EraseFlash]] |
| − | [[Category:83Plus:BCALLs: | + | |
| − | [[Category:83Plus:BCALLs: | + | |
== Synopsis == | == Synopsis == | ||
'''Official Name:''' EraseFlash | '''Official Name:''' EraseFlash | ||
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Note that this will erase an ''entire sector'' of Flash, which is usually 64k. It is physically impossible to erase a smaller area, due to the internal structure of the Flash chip used in the 83+. | Note that this will erase an ''entire sector'' of Flash, which is usually 64k. It is physically impossible to erase a smaller area, due to the internal structure of the Flash chip used in the 83+. | ||
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| + | See also [[83Plus:BCALLs:8084|EraseFlashPage]]. | ||
Latest revision as of 20:32, 29 March 2005
Synopsis
Official Name: EraseFlash
BCALL Address: 8024
Erase a Flash sector (reset it to all FF's.)
Inputs
- A = Flash page to erase
- HL = address to erase
Outputs
- NZ if the sector could not be erased
Destroys
- AF
Comments
Flash must be write enabled first.
Note that this will erase an entire sector of Flash, which is usually 64k. It is physically impossible to erase a smaller area, due to the internal structure of the Flash chip used in the 83+.
See also EraseFlashPage.
