Instruction manual

Renesas USB MCU and USB ASSP USB Basic Host and Peripheral firmware

R01AN0512EJ0210 Rev.2.10 Page 22 of 157

Apr 1, 2013

End USB device class communication

Format

int16_t close (int16_t fileno)

Arguments

fileno File number

Return Value

－ Error code

Description

This function ends the USB device class communication specified by the file number.

If the USB device class communication ends successfully, the function sends (0) as the return value. If the

communication fails, it returns (-1).

Note

1. Call this function from the user application.

Example

int16_t usb_smp_fn;

void usb_apl_task()

{

：

err = close(usb_smp_fn);

：

}