4.1 Usb Library Reference; Csdevcomm_Mode Enum; Devattach - Yamaha CS-700 Series Integrators Reference Manual

4.1 USB Library Reference

This section describes the CS-700 Management Library's C interface. The header file is distributed with the CS-700
SDK.

CsDevComm_Mode enum

Description: Enumeration of USB connections type. The client should specify the connection type, Auto,
HID, or Bulk, at the start of a session. Auto will select Bulk if available otherwise HID. Bulk
is preferable when upgrading firmware.
Syntax:
typedef enum {
CsDevComm_Mode_Auto = 0,
CsDevComm_Mode_Hid,
CsDevComm_Mode_Bulk,
CsDevComm_Mode_Num
} CsDevComm_Mode;

devAttach

Description: Establish USB communication with a device.
Syntax:
EXPORT int __cdecl devAttach(int mode, void(*debug_callback)(char *msg),
Parameters:
Parameter Description
Mode
The USB connection mode, Auto, HID or Bulk, chosen from enum CsDevComm_Mode.
Pointer to callback function to handle debug messages.
debug_callback
Pointer to debug message.
Msg
Pointer to callback function to handle events.
event_callback
Type of event as listed in table below.
Type
Return Values:
Value Description
-1
General error
0
Success
1
No device connected
2
Failed authentication
Event Types:
Type Description
0xFF
Device disconnected
Yamaha CS-700 Integrators Reference Guide
void(*event_callback)(int type));
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