USBD — 标准 HID 键盘

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#include "standard_hid_core.h"
#include "usbd_hw.h"

int main(void)
{
    /* system clocks configuration */
    rcu_config();

    /* GPIO configuration */
    gpio_config();

    hid_itfop_register(&usb_hid, &fop_handler);

    /* USB device configuration */
    usbd_init(&usb_hid, &hid_desc, &hid_class);

    /* NVIC configuration */
    nvic_config();

    usbd_connect(&usb_hid);

    while(USBD_CONFIGURED != usb_hid.cur_status) {
    }

    while(1) {
        fop_handler.hid_itf_data_process(&usb_hid);
    }
}