A fast and easily customised operating system
for ARM devices
OS_Word 13 Buffer
Programmer's Reference Manuals
» Part 15 – SWI Calls
» OS
» OS_Word
» OS_Word 13
» Buffer
Buffer
| Offset | Contents |
|---|---|
| 0 | Previous x co-ordinate (LSB) |
| 1 | Previous x co-ordinate (MSB) |
| 2 | Previous y co-ordinate (LSB) |
| 3 | Previous y co-ordinate (MSB) |
| 4 | Current x co-ordinate (LSB) |
| 5 | Current x co-ordinate (MSB) |
| 6 | Current y co-ordinate (LSB) |
| 7 | Current y co-ordinate (MSB) |
Notes
The buffer in R1 gets updated with the current and previous graphics cursors co-ordinates.
OS_Word 13 is deprecated. Please use OS_ReadVduVariables instead.