GPIO_ReadOE (changes)
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GPIO
» SWI Calls
» GPIO_ReadOE
GPIO_ReadOE
(SWI &58F82)
| Entry | |
|---|---|
| R0 | Logical GPIO pin number |
| Exit |
|---|
| R0 = 0 if pin set as Output, 1 if pin set as Input |
Use
Reads the “Output Enable” state of the given GPIO pin, or returns an error if the pin number is not valid.
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