hididlerequest.c

来自「IAR5.2下 AT91SAM9260 ARM 对 MCP2515 控制源化码」· C语言 代码 · 共 61 行

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/*
    Title: HIDIdleRequest implementation

    About: Purpose
        Implementation of the HIDIdleRequest methods.
*/

//------------------------------------------------------------------------------
//         Headers
//------------------------------------------------------------------------------

#include "HIDIdleRequest.h"

//------------------------------------------------------------------------------
//         Exported functions
//------------------------------------------------------------------------------
/*
    Function: HIDIdleRequest_GetIdleRate
        Retrieves the Idle rate (in milliseconds) indicated by a SET_IDLE
        request.

    Parameters:
        request - Pointer to a USBGenericRequest instance.

    Returns:
        New idle rate for the report.
*/
unsigned char HIDIdleRequest_GetIdleRate(const USBGenericRequest *request)
{
    return ((USBGenericRequest_GetValue(request) >> 8) & 0xFF);
}