| Entry | |
|---|---|
| R0 | Logical colour |
| R1 | type of colour (16, 17, 18, 24, 25) |
| R2 | 1^st^ flash colour (&BBGGRRxx) – device colour |
| R3 | 2^nd^ flash colour (&BBGGRRxx) – device colour |
| R4 | 2 (reason code) |
| Entry | |
|---|---|
| R0 | Preserved |
| R1 | Preserved |
| R2 | Preserved |
| R3 | Preserved |
| R4 | 0 (if operation complete) |
This vector is called when the palette is to be set.