83Plus:BCALLs:4333

Synopsis

Official Name: CreatePict

BCALL Address: 4333

Creates a picture.

Inputs

• OP1 = Name of picture

Outputs

• HL points to symbol table entry
• DE points to data section
• OP4 contains the name as inputted in OP1.

Registers Destroyed

• AF,BC,OP1,OP2

Comments

If there isn't enough RAM a memory error will be generated. A picture is always 756 (02F4h) bytes in length. (OP1) doesn't have to be 07h. (OP1+3) and (OP1+4) have to be zero. Contents of the picture are random.

Example

ld hl,pictName
RST rMov9ToOP1
ld hl,10
B_CALL CreatePict

pictName: db PictObj,tVarPict,tPic1,0,0