83Plus:BCALLs:8021
From WikiTI
Synopsis
Official Name: WriteAByte
BCALL Address: 8021
Writes a byte to FlashROM.
Inputs
- A = Flash page to write
- DE = address to write
- B = byte to write
Outputs
- NZ if the byte could not be written
Destroys
- AF, DE, BC, HL
- OP1
Comments
Flash must be write enabled first.
Note that you cannot use this to write a 1 bit over a 0.