Unofficial Name: SendCmd
BCALL Address: 4F3F
Sends almost any packet you want over the link port that contains data and receives acknowledgement.
- A: command to send (15h for data packet, 06h/0A2h/0C9h for variable header, etc.)
- BHL: page:address of variable data if sending data packet
- DE: size of packet data
- iy+1Bh set up accordingly
This BCALL will throw ERR:LINK if any problems are found.