| // Copyright 2021 The Pigweed Authors |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| // use this file except in compliance with the License. You may obtain a copy of |
| // the License at |
| // |
| // https://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| // License for the specific language governing permissions and limitations under |
| // the License. |
| |
| #pragma once |
| |
| // Defaults to USART1 on the STM32F429xx, but can be overridden. |
| |
| // The USART peripheral number to use. (1 for USART1, 2 for USART2, etc.) |
| #ifndef PW_SYS_IO_STM32CUBE_USART_NUM |
| #define PW_SYS_IO_STM32CUBE_USART_NUM 1 |
| #endif // PW_SYS_IO_STM32CUBE_USART_NUM |
| |
| // The port that the USART peripheral TX/RX pins are on. (e.g. to use A9/A10 |
| // pins for TX and RX, respectively, set this to A) |
| #ifndef PW_SYS_IO_STM32CUBE_GPIO_PORT |
| #define PW_SYS_IO_STM32CUBE_GPIO_PORT A |
| #endif // PW_SYS_IO_STM32CUBE_GPIO_PORT |
| |
| // The ports the USART peripheral TX and RX pins are on (if different ports). |
| #ifndef PW_SYS_IO_STM32CUBE_GPIO_TX_PORT |
| #define PW_SYS_IO_STM32CUBE_GPIO_TX_PORT PW_SYS_IO_STM32CUBE_GPIO_PORT |
| #endif // PW_SYS_IO_STM32CUBE_GPIO_TX_PORT |
| |
| #ifndef PW_SYS_IO_STM32CUBE_GPIO_RX_PORT |
| #define PW_SYS_IO_STM32CUBE_GPIO_RX_PORT PW_SYS_IO_STM32CUBE_GPIO_PORT |
| #endif // PW_SYS_IO_STM32CUBE_GPIO_RX_PORT |
| |
| // The pin index to use for USART transmission within the port set by |
| // PW_SYS_IO_STM32CUBE_GPIO_PORT. |
| #ifndef PW_SYS_IO_STM32CUBE_GPIO_TX_PIN |
| #define PW_SYS_IO_STM32CUBE_GPIO_TX_PIN 9 |
| #endif // PW_SYS_IO_STM32CUBE_GPIO_TX_PIN |
| |
| // The pin index to use for USART reception within the port set by |
| // PW_SYS_IO_STM32CUBE_GPIO_PORT. |
| #ifndef PW_SYS_IO_STM32CUBE_GPIO_RX_PIN |
| #define PW_SYS_IO_STM32CUBE_GPIO_RX_PIN 10 |
| #endif // PW_SYS_IO_STM32CUBE_GPIO_RX_PIN |
| |
| // The Alternate Function to use for configuring USART pins. |
| #ifndef PW_SYS_IO_STM32CUBE_GPIO_AF |
| #define PW_SYS_IO_STM32CUBE_GPIO_AF 7 |
| #endif // PW_SYS_IO_STM32CUBE_GPIO_AF |
| |
| // The type of this peripheral. "USART" or "UART". |
| #ifndef PW_SYS_IO_STM32CUBE_USART_PREFIX |
| #define PW_SYS_IO_STM32CUBE_USART_PREFIX USART |
| #endif // PW_SYS_IO_STM32CUBE_GPIO_AF |
