This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
我用的是2531 CDC例程，当发送收据大于64byte后，2531直接死机了，这是什么原因，什么地方设置有问题吗？需要更改USB驱动的那部分？
_hal_uart_usb.c 内的设置
// Max USB packet size, per specification; see also usb_cdc_descriptor.s51 #if !defined HAL_UART_USB_TX_MAX #define HAL_UART_USB_TX_MAX 64 #endif
嗯，从这个usb_cdc_descriptor.s51里面修改了几个参数好了，谢谢Susan Yang！
