rt-thread.git/bsp/at32/libraries/rt_drivers/drv_usart.c, branch serialX-dev Unnamed repository; edit this file 'description' to name the repository. http://cgit.235523.xyz/rt-thread.git/atom/bsp/at32/libraries/rt_drivers/drv_usart.c?h=serialX-dev 2023-02-08T02:43:57Z rt_device_write/read return data type as rt_ssize_t 2023-02-08T02:43:57Z Meco Man 920369182@qq.com 2023-02-05T23:35:33Z urn:sha1:f58d3c5200d5a51a39503c5311422e2fb99d3d20 rt_ssize_t can give negative error code, which follows the unix style correctly add support f421/f425 2023-02-01T03:30:56Z sheltonyu sheltonyu@163.com 2023-01-30T01:44:30Z urn:sha1:c8106bc19b420f6969341f43c5fe8dc880454156 [bsp/at32] 1.407/437 uart2 pins change to pd5/pd6. 2.uart and spi drivers suppor… (#6695) 2022-12-07T03:13:25Z sheltonyu 59359365+sheltonyu@users.noreply.github.com 2022-12-07T03:13:25Z urn:sha1:a64750ebede641742d0e4d646169531000d8b2c2 * 1.407/437 uart2 pins change to pd5/pd6. 2.uart and spi drivers support dma * [bsp/at32] remove #ifndef optimize emac and usart driver code 2022-10-16T21:56:50Z sheltonyu sheltonyu@163.com 2022-10-14T02:03:27Z urn:sha1:1d77744a37d4870d4b20275a97f52d7b2720b138 [bsp/at32] 1、调整文件结构，合并各系列独立的rt-drivers，以便维护。 2、更新各系列library和工程相关内容 2022-05-19T07:00:03Z sheltonyu sheltonyu@163.com 2022-05-19T03:07:28Z urn:sha1:d466bd054045d9a92fc36069793ac75d242e5583