//*********************************************************************************
union //程序标志位
{
unsigned int Register;
struct
{
unsigned char bus_reset :1;
unsigned char suspend :1;
unsigned char remote_wakeup :1;
unsigned char int_isr :1;
unsigned char not_end :1;
unsigned char usb_idle :1;
unsigned char usb_busy :1;
unsigned char setup_packet_in :1;
unsigned char setup_packet_out :1;
unsigned char set_addr :1;
unsigned char usb_endp0_in :1;
unsigned char usb_endp2_in :1;
unsigned char usb_endp2_out :1;
}flags;
}usb_flags;
//****************************************************
union //中断寄存器
{
unsigned char Register[2];
struct
{
unsigned char control_out_port :1;
unsigned char control_in_port :1;
unsigned char port_out_1 :1;
unsigned char port_in_1 :1;
unsigned char main_out_port :1;
unsigned char main_in_port :1;
unsigned char bus_reset :1;
unsigned char suspend_change :1;
unsigned char DMA_EOT :1;
unsigned char not_use :7;
}Interrupt;
}Interrupt_Register;
//**************************************************** |
|
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