{"action":"opened","issue":{"url":"https://api.github.com/repos/PX4/Firmware/issues/2179","labels_url":"https://api.github.com/repos/PX4/Firmware/issues/2179/labels{/name}","comments_url":"https://api.github.com/repos/PX4/Firmware/issues/2179/comments","events_url":"https://api.github.com/repos/PX4/Firmware/issues/2179/events","html_url":"https://github.com/PX4/Firmware/issues/2179","id":76654954,"number":2179,"title":"get usart6 on stm32f4discovery working","user":{"login":"nopeppermint","id":3403218,"avatar_url":"https://avatars.githubusercontent.com/u/3403218?v=3","gravatar_id":"","url":"https://api.github.com/users/nopeppermint","html_url":"https://github.com/nopeppermint","followers_url":"https://api.github.com/users/nopeppermint/followers","following_url":"https://api.github.com/users/nopeppermint/following{/other_user}","gists_url":"https://api.github.com/users/nopeppermint/gists{/gist_id}","starred_url":"https://api.github.com/users/nopeppermint/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/nopeppermint/subscriptions","organizations_url":"https://api.github.com/users/nopeppermint/orgs","repos_url":"https://api.github.com/users/nopeppermint/repos","events_url":"https://api.github.com/users/nopeppermint/events{/privacy}","received_events_url":"https://api.github.com/users/nopeppermint/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-05-15T08:56:23Z","updated_at":"2015-05-15T08:56:23Z","closed_at":null,"body":"@LorenzMeier @davids5 \r\nI got usart6 on stm32f4discovery with current master working (which contains already #2174), but there are changes in the Nuttx submodule necessaries in the file Nuttx/nuttx/configs/stm32f4discovery/include/board.h\r\n\r\nSo I have to provide a PR to the Nuttx submodule right? \r\n\r\n```\r\n\r\nParent: 678eea3d2c157c686439597abb0367b0f1e643f4 (Merge pull request #57 from PX4/master_usb_fix)\r\n\r\n---------------- nuttx/configs/stm32f4discovery/include/board.h ----------------\r\nindex de829f1..fb8ed94 100644\r\n@@ -211,16 +211,27 @@\r\n  * The STM32F4 Discovery has no on-board serial devices, but the console is\r\n  * brought out to PA2 (TX) and PA3 (RX) for connection to an external serial device.\r\n  * (See the README.txt file for other options)\r\n  */\r\n \r\n #define GPIO_USART2_RX GPIO_USART2_RX_1\r\n #define GPIO_USART2_TX GPIO_USART2_TX_1\r\n \r\n+/* UART6:\r\n+ *\r\n+ * The STM32F4 Discovery has no on-board serial devices, PC6 (TX) and PC7 (RX) \r\n+ * for connection to an external serial device.\r\n+ */\r\n+\r\n+#define GPIO_USART6_RX GPIO_USART6_RX_1\r\n+#define GPIO_USART6_TX GPIO_USART6_TX_1\r\n+\r\n+/* USART6 require a RX DMA configuration */\r\n+#define DMAMAP_USART6_RX DMAMAP_USART6_RX_1\r\n /* PWM\r\n  *\r\n  * The STM32F4 Discovery has no real on-board PWM devices, but the board can be\r\n  * configured to output a pulse train using TIM4 CH2 on PD13.\r\n  */\r\n \r\n #define GPIO_TIM4_CH2OUT GPIO_TIM4_CH2OUT_2\r\n\r\n```"}}