diff options
Diffstat (limited to 'libmaple/include/libmaple/usart.h')
| -rw-r--r-- | libmaple/include/libmaple/usart.h | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/libmaple/include/libmaple/usart.h b/libmaple/include/libmaple/usart.h index 293d59e..26a64d3 100644 --- a/libmaple/include/libmaple/usart.h +++ b/libmaple/include/libmaple/usart.h @@ -395,12 +395,21 @@ typedef struct usart_dev { void usart_init(usart_dev *dev); -/* FIXME document this function */ struct gpio_dev; /* forward declaration */ -void usart_async_gpio_cfg(usart_dev *udev, - struct gpio_dev *rx_dev, uint8 rx, - struct gpio_dev *tx_dev, uint8 tx, - unsigned flags); +/* FIXME [PRE 0.0.13] decide if flags are necessary */ +/** + * @brief Configure GPIOs for use as USART TX/RX. + * @param udev USART device to use + * @param rx_dev RX pin gpio_dev + * @param rx RX pin bit on rx_dev + * @param tx_dev TX pin gpio_dev + * @param tx TX pin bit on tx_dev + * @param flags Currently ignored + */ +extern void usart_config_gpios_async(usart_dev *udev, + struct gpio_dev *rx_dev, uint8 rx, + struct gpio_dev *tx_dev, uint8 tx, + unsigned flags); #define USART_USE_PCLK 0 void usart_set_baud_rate(usart_dev *dev, uint32 clock_speed, uint32 baud); |