Instruction manual

Renesas USB MCU and USB ASSP USB Basic Host and Peripheral firmware
R01AN0512EJ0210 Rev.2.10 Page 19 of 157
Apr 1, 2013
on which transfer type was used for the pipe (endpoint). Use the control API with the
USB_CTL_RD_LENGTH_GET or USB_CTL_WR_LENGTH_GET parameter. The user data in these data
transfer arrays beyond the length returned by the control call is not to be used . Such data is old (from previous
transfer).