unsigned char ep1_rx_buff[USB_MAX_PACKET];
unsigned char ep1_tx_buff[USB_MAX_PACKET];
uint8_t timer_str,timer_rx_off,timer_tx_off,timer_configured;
unsigned char ep1_rx_buff[USB_MAX_PACKET];
unsigned char ep1_tx_buff[USB_MAX_PACKET];
uint8_t timer_str,timer_rx_off,timer_tx_off,timer_configured;