FTDriver.java 文件源码

private boolean setFTDIEndpoints(UsbInterface[] intf, int portNum) {
    UsbEndpoint epIn;
    UsbEndpoint epOut;

    if (intf[0] == null) {
        return false;
    }

    for (int i = 0; i < portNum; ++i) {
        epIn = intf[i].getEndpoint(0);
        epOut = intf[i].getEndpoint(1);

        if (epIn != null && epOut != null) {
            mFTDIEndpointIN[i] = epIn;
            mFTDIEndpointOUT[i] = epOut;
        } else {
            return false;
        }
    }
    return true;

}