| 64 | } |
| 65 | |
| 66 | fn setup(&mut self, pin: Pin, mode: PinMode) -> io::Result<()> { |
| 67 | self.clear(pin)?; |
| 68 | let chip = self.get_chip()?; |
| 69 | let gpio_pin = chip.get(pin.0).map_err(gpio_error_to_io_error)?; |
| 70 | match mode { |
| 71 | PinMode::In => { |
| 72 | self.inputs.insert(pin, gpio_pin.into_input()); |
| 73 | } |
| 74 | PinMode::InPullDown => { |
| 75 | self.inputs.insert(pin, gpio_pin.into_input_pulldown()); |
| 76 | } |
| 77 | PinMode::InPullUp => { |
| 78 | self.inputs.insert(pin, gpio_pin.into_input_pullup()); |
| 79 | } |
| 80 | PinMode::Out => { |
| 81 | self.outputs.insert(pin, gpio_pin.into_output()); |
| 82 | } |
| 83 | }; |
| 84 | Ok(()) |
| 85 | } |
| 86 | |
| 87 | fn clear(&mut self, pin: Pin) -> io::Result<()> { |
| 88 | self.inputs.remove(&pin); |