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InsV
Programmer's Reference Manuals
» Part 1 - Introduction
» Vectors
» Software Vector Numbers
» InsV
Insert Vector (20)
Byte Insertion (option 1)
| Entry | |
|---|---|
| R0 | Byte to be inserted |
| R1 | Buffer number, bit-31 clear for byte insertion |
| R9 | 20 (&14) vector number |
| Exit | |
|---|---|
| R0 | Preserved |
| R1 | Preserved |
| R2 | Corrupted |
| C flag set if insertion failed | |
Block Insertion (option 2)
| Entry | |
|---|---|
| R1 | Buffer number, bit-31 set for block insert |
| R2 | Pointer to data still to insert |
| R3 | Number of bytes to insert |
| R9 | 20 (&14) vector number |
| Exit | |
|---|---|
| R0 | Preserved |
| R1 | Preserved |
| R2 | Pointer to data still to insert |
| R3 | Number of bytes left to insert |
| C flag set if insertion failed | |
Use
This vector is called to place one or more bytes in a buffer.
Notes
All characters inserted into buffers are sent through this vector.
If called via OS_CallAVector then interrupts must be disabled first.