83Plus:BCALLs:4EDF
From WikiTI
Synopsis
Unofficial Name: SendDataByte
BCALL Address: 4EDF
Sends a byte over the linkport and adds its value to the checksum at (header+4).
Inputs
- C: byte to send
- (header+4): old checksum value
- iy+1Bh set up accordingly
Outputs
- (header+4) updated
Destroys
- All
Comments
This BCALL will throw ERR:LINK if any problems are found.
Set (header+4) to zero before the first call to this.