USB Library
USBHostCDC_Api_ACM_Request Function
Syntax
uint8_t USBHostCDC_Api_ACM_Request(
    uint8_t requestType, 
    uint8_t size, 
    uint8_t* data
);
Description

This function can be used by application code to dynamically access ACM specific requests. This function should be used only if apllication intends to modify for example the Baudrate from previouly configured rate. Data transmitted/received to/from device is a array of bytes. Application must take extra care of understanding the data format before using this function.

Preconditions

Device must be enumerated and attached successfully.

Return Values
Return Values 
Description 
USB_SUCCESS 
Request started successfully 
No device with specified address 
Device not in proper state for performing a transfer 
Request is not supported. 
Requested ID is invalid. 
Remarks

None

MLA - USB Library Help Version : 2.16
http://www.microchip.com/mla