Joystick_Read
Joystick
» SWI Calls
» Joystick_Read
Joystick_Read
(SWI &43F40)
| Entry | |
|---|---|
| R0 | Flags: |
| Bits 0-7: Stick number | |
| Bits 8-15: Reason code | |
| Other bits reserved, should be zero |
| Exit | |
|---|---|
| Registers dependent on reason code | |
Use
The purpose of this call is to read the most recent buffered value from the joystick hardware.
Reason Codes
| # | Hex # | Action |
|---|---|---|
| 0 | &00 | Read 8 bit joystick |
| 1 | &01 | Read 16 bit joystick |
Social
Follow us on
and
and
ROOL Store
Buy RISC OS Open merchandise here, including SD cards for Raspberry Pi and more.