83Plus:BCALLs:4327

Synopsis

Official Name: CreateString

BCALL Address: 4327

Creates a string.

Inputs

• HL = Length in bytes
• OP1 = Name of string

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. (OP1) doesn't have to be 04h. (OP1+3) and (OP1+4) have to be zero. Contents of the string are random.

Example

ld hl,strName
RST rMov9ToOP1
ld hl,10
B_CALL CreateString

matName: db StrngObj,tVarStrng,tStr1,0,0