Details of Error Code

Initialization Errors

Definition	Value [Dec]	Description
DIO_ERR_SUCCESS	0	Normal completed
DIO_ERR_INI_RESOURCE	1	Invalid resource reference specified. Please confirm whether the used device has been registered in Device Manager normally.
DIO_ERR_INI_INTERRUPT	2	Invalid interrupt routine registered. Please confirm whether the IRQ duplicates with another device.
DIO_ERR_INI_MEMORY	3	Invalid memory allocated. This error would hardly occur. If this error occurred, please extend the memory.
DIO_ERR_INI_REGISTRY	4	Invalid registry access. Please confirm whether the setting is available in property page. If this error still occurred, please reinstall the device.
DIO_ERR_SYS_RECOVERED_FROM_STANDBY	7	Execute DioResetDevice function because the device has recovered from standby mode.
DIO_ERR_INI_NOT_FOUND_SYS_FILE	8	Because the Cdio.sys file is not found, it is not possible to initialize it.
DIO_ERR_INI_DLL_FILE_VERSION	9	Because version information on the Cdio.dll file cannot be acquired, it is not possible to initialize it.
DIO_ERR_INI_SYS_FILE_VERSION	10	Because version information on the Cdio.sys file cannot be acquired, it is not possible to initialize it.
DIO_ERR_INI_NO_MATCH_DRV_VERSION	11	Because version information on Cdio.dll and Cdio.sys is different, it is not possible to initialize it.

DLL Errors

Definition	Value [Dec]	Description
DIO_ERR_DLL_DEVICE_NAME	10000	Invalid device name specified. Please confirm the property page settings.
DIO_ERR_DLL_INVALID_ID	10001	Invalid ID specified. Please confirm whether the initialization function has completed normally. And confirm the scope of variable that stores ID.
DIO_ERR_DLL_CALL_DRIVER	10002	Not call the driver (Failure on DEVICE I/O CONTROL). Please confirm whether the initialization function has completed normally. And confirm the scope of variable that stores ID.
DIO_ERR_DLL_CREATE_FILE	10003	Not create the file (Failure on CreateFile). Please confirm whether the device driver can activate normally using Device Manager. When the device driver cannot activate normally, please delete the device and reinstall it.
DIO_ERR_DLL_CLOSE_FILE	10004	Not close the file (Failure on CloseFile). It is possible that you have executed the termination processing for the device which was not initialized. It does not matter even if this error is ignored.
DIO_ERR_DLL_CREATE_THREAD	10005	Not create the thread (Failure on CreateThread). This error would hardly occur. If this error occurred, please confirm the number of threads activated by the application.
DIO_ERR_INFO_INVALID_DEVICE	10050	Invalid device information specified. Please check the spell. Please confirm the device name used in the application and the device name set in Device Manager.
DIO_ERR_INFO_NOT_FIND_DEVICE	10051	Not find the available device. Please confirm whether the device has been registered in Device Manager.
DIO_ERR_INFO_INVALID_INFOTYPE	10052	Specified device information type beyond the limit. Error occurred in the information acquisition function. Please confirm the parameters.
DIO_ERR_DLL_BUFF_ADDRESS	10100	Invalid data buffer address. The buffer address is NULL(0). Please confirm the source code of the application.
DIO_ERR_DLL_HWND	10200	Window handle beyond the limit. Error occurred in message notification function. It is possible that the window handle is invalid when the function is executing. Please adjust the timing for calling the function.
DIO_ERR_DLL_TRG_KIND	10300	Trigger kind beyond the limit. It is an error in the parameters of the trigger function. Please use the definition values.

Driver Errors

Definition	Value [Dec]	Description
DIO_ERR_SYS_MEMORY	20000	Not secure memory. This error would hardly occur. If this error occurred, please extend the memory.
DIO_ERR_SYS_NOT_SUPPORTED	20001	This board couldn't use this function. Errors will occur when an input function is executed on a device without input port, or an output function or an echo back function is executed on a device without output port.
DIO_ERR_SYS_BOARD_EXECUTING	20002	Board is behaving, not execute. When a device is accessed in the background, then the error will occur as the processing in the foreground cannot be executed. Now this error wouldn't occur.
DIO_ERR_SYS_USING_OTHER_PROCESS	20003	Other process is using the device, not execute. Please confirm the restrictions on using more than one process. For USB device, when executing the trigger function, only one process can be executed. The trigger function cannot be executed by two or more processes on the same device.
DIO_ERR_SYS_NOT_FOUND_PROCESS_DATA	20004	Process information is not found.

USB Errors

Definition	Value [Dec]	Description
STATUS_SYS_USB_CRC	20020	The last data packet received from end point has CRC error.
STATUS_SYS_USB_BTSTUFF	20021	The last data packet received from end point has bit stuffing violation error.
STATUS_SYS_USB_DATA_TOGGLE_MISMATCH	20022	The last data packet received from end point has data toggle packet that does not match the expected value.
STATUS_SYS_USB_STALL_PID	20023	End point return STALL packet identifier.
STATUS_SYS_USB_DEV_NOT_RESPONDING	20024	Device don't respond to token(IN) ,don't support handshake.
STATUS_SYS_USB_PID_CHECK_FAILURE	20025	Device don't respond to token(IN) ,don't support handshake.
STATUS_SYS_USB_UNEXPECTED_PID	20026	Invalid packet identifier received.
STATUS_SYS_USB_DATA_OVERRUN	20027	End point return data quantity overrun.
STATUS_SYS_USB_DATA_UNDERRUN	20028	End point return data quantity underrun.
STATUS_SYS_USB_BUFFER_OVERRUN	20029	IN transmit specified buffer overrun.
STATUS_SYS_USB_BUFFER_UNDERRUN	20030	OUT transmit specified buffer underrun.
STATUS_SYS_USB_ENDPOINT_HALTED	20031	End point status is STALL, not transmit.
STATUS_SYS_USB_NOT_FOUND_DEVINFO	20032	Not found device information.
STATUS_SYS_USB_ACCESS_DENIED	20033	The access to hardware was refused.
STATUS_SYS_USB_INVALID_HANDLE	20034	The specified handle is invalid.

Driver DIO Errors

Definition	Value [Dec]	Description
DIO_ERR_SYS_PORT_NO	20100	Port No. beyond the limit. Please confirm the number of I/O ports of the device and the parameters being used by the program.
DIO_ERR_SYS_PORT_NUM	20101	Port number beyond the limit. The available maximum number of I/O ports is 256.
DIO_ERR_SYS_BIT_NO	20102	Bit No. beyond the limit. Please confirm the number of I/O bits of the device and the parameters being used by the program.
DIO_ERR_SYS_BIT_NUM	20103	Bit number beyond the limit. The available maximum number of I/O bits is 256.
DIO_ERR_SYS_BIT_DATA	20104	Bit data beyond the limit of 0 to 1. It is an error in bit output. Please confirm the parameters being used by the program.
DIO_ERR_SYS_CH_NO	20105	Channel No. is outside the setting range.
DIO_ERR_SYS_CH_NUM	20106	Channel number is outside the setting range.
DIO_ERR_SYS_INT_BIT	20200	Interrupt bit beyond the limit. For USB device, only the first four bits of a module can use interrupt.
DIO_ERR_SYS_INT_LOGIC	20201	Interrupt logic beyond the limit. The interrupt logic is either rising edge or falling edge. Please use the definition values.
DIO_ERR_SYS_TIM	20300	Timer value beyond the limit. The error occurred in the trigger function. For USB device, the timer value is from 1ms to 2147483647ms.
DIO_ERR_SYS_FILTER	20400	Filter number beyond the limit.
DIO_ERR_SYS_IODIRECTION	20500	Direction value is out of range.
DIO_ERR_SYS_8255	20600	8255 chip number is outside of the range.
DIO_ERR_SYS_CNT_EDGE	20700	Count edge is outside the setting range.
DIO_ERR_SYS_CMP_REG_NO	20800	Comparision register No. is outside the setting range.
DIO_ERR_SYS_CMP_REG_VAL	20801	Comparision register value is outside the setting range.
DIO_ERR_SYS_COUNT_VAL	20810	Count value is outside the setting range.
DIO_ERR_SYS_SIGNAL	21000	Signal is outside the setting range.
DIO_ERR_SYS_START	21001	Start conditions are outside the setting range.
DIO_ERR_SYS_CLOCK	21002	Clock conditions are outside the setting range.
DIO_ERR_SYS_CLOCK_VAL	21003	Clock value is outside the setting range.
DIO_ERR_SYS_CLOCK_UNIT	21004	Clock value unit is outside the setting range.
DIO_ERR_SYS_STOP	21005	Stop conditions are outside the setting range.
DIO_ERR_SYS_STOP_NUM	21006	Stop number is outside the setting range.
DIO_ERR_SYS_RESET	21007	Contents of reset are outside the setting range.
DIO_ERR_SYS_LEN	21008	Data number is outside the setting range.
DIO_ERR_SYS_RING	21009	Buffer repetition use setup is outside the setting range.
DIO_ERR_SYS_COUNT	21010	Data transmission number is outside the setting range.
DIO_ERR_DM_BUFFER	21100	Buffer was too large and has not secured. Because the buffer size is too large, it is not possible to set it to the board. Please reduce the buffer size.
DIO_ERR_DM_LOCK_MEMORY	21101	Memory has not been locked. Please extend the mounting memory or reduce buffer size.
DIO_ERR_DM_PARAM	21102	Parameter error. One of the function parameters is out of the available range. Please confirm the values of the parameters.
DIO_ERR_DM_SEQUENCE	21103	Procedure error of execution. The execution procedure of the function is wrong. When the bus master transfer starts without setting the buffer, or the buffer is set during bus master transfer, or the general-purpose I/O function is called during bus master transfer, the error will occur. Please review the program referring to the sample.
DIO_ERR_NET_BASE	22000	Access error. You may try to initialize an unsupported device.
DIO_ERR_NET_ACCESS	22001	Access right violation. You may try to use a feature which is not available. Please check if the firmware and the target device are correct.
DIO_ERR_NET_AREA	22002	Area error. You may try to use a feature which is not available. Please check if the firmware and the target device are correct.
DIO_ERR_NET_SIZE	22003	Access size error. You may try to use a feature which is not available. Please check if the firmware and the target device are correct.
DIO_ERR_NET_PARAMETER	22004	Parameter error. You may try to use a feature which is not available. Please check if the firmware and the target device are correct.
DIO_ERR_NET_LENGTH	22005	Length error. You may try to use a feature which is not available. Please check if the firmware and the target device are correct.
DIO_ERR_NET_RESOURCE	22006	Resource insufficient. You may try to use a feature which is not available. Please check if the firmware and the target device are correct.
DIO_ERR_NET_TIMEOUT	22016	Communication timeout occurred. Please check the communication settings and the communication environment.
DIO_ERR_NET_HANDLE	22017	Handle error. It may have the failure on Init function. Please call Exit function, then call Init function again.
DIO_ERR_NET_CLOSE	22018	Close error. It had the failure on closing driver.
DIO_ERR_NET_TIMEOUT_WIO	22064	Wireless communication timeout occurred. This is dedicated error for wireless I/O.
DIO_ERR_NET_NOT_DEVICE	22065	There is no device. This is dedicated error for wireless I/O.