A fast and easily customised operating system
for ARM devices
OS_SetColour Flags
Programmer's Reference Manuals
» Part 15 – SWI Calls
» OS
» OS_SetColour
» Flags
Flags
| Bits | Value | Meaning |
|---|---|---|
| 0 – 3 | Graphic plot action | |
| 4 | 0 | Alter foreground colour |
| 1 | Alter background colour | |
| 5 | 0 | R1 is colour number |
| 1 | R1 is pointer to ECF pattern | |
| 6 | 0 | Set graphics colour |
| 1 | Set text colour1 | |
| 7 | 0 | Write colour |
| 1 | Read colour 1 | |
| 6 – 31 | Reserved, must be zero |