Spectrum ROM | Routines |
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Used by the routine at CLEAR_SP.
These subroutines return with DE pointing to the first location and HL to the last location of either the editing area or the work space.
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SET_HL | 04496 | LD HL,(23649) | Point to the last location of the editing area (WORKSP-1). | ||||
04499 | DEC HL | ||||||
04500 | AND A | Clear the carry flag. | |||||
This entry point is used by the routines at ED_EDGE and ED_COPY.
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SET_DE | 04501 | LD DE,(23641) | Point to the start of the editing area (E-LINE) and return if in 'editing mode'. | ||||
04505 | BIT 5,(IY+55) | ||||||
04509 | RET Z | ||||||
04510 | LD DE,(23649) | Otherwise point DE at the start of the work space (WORKSP). | |||||
04514 | RET C | Return if now intended. | |||||
04515 | LD HL,(23651) | Fetch STKBOT and then return. | |||||
04518 | RET |
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