PC-HELPER - PC-based DAQ & ControlDriver Library API-PAC | API-TOOL for Windows

API-TOOL is driver software to support Contec's IIoT CONPROSYS™ and the PC-Helper series that is data acquisition & control and communication devices.
For more details, please see the readme file on download page before you use.

For PCI Express / PCI Cards and CONPROSYS™

Driver	Latest Ver.	Supported OS	Readme	Download
Analog I/O API-AIO(WDM) Old Ver. (OS：Win10 or older) Old Driver API-AIO(98/PC)	Ver. 9.10 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
Digital I/O API-DIO(WDM) Old Ver. (OS：Win10 or older) Old Driver API-DIO(98/PC)	Ver. 10.80 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise) ・Windows Server 2025/2022/2019/2016	Readme	Download
Counter API-CNT(WDM) Old Ver. (OS：Win10 or older) Old Driver API-CNT(98/PC)	Ver.7.40 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
Motion control API-SMC(WDM) Old Ver. (OS：Win8.1/XP or older) Old Driver API-SMC(98/PC)	Ver. 6.20 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
Serial communicationb Old Driver API-SIO-98/PC	Standard COM drivers, COM-DRV
CAN communication API-CAN(WDM)	Ver. 1.50 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
GPIB communication API-GPIB(98/PC) Old Ver. (OS：Win8.1/XP or older)	Ver. 8.10 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
LabVIEW GPIB communication API-GPLV(W32) Old Ver. (OS：Win8.1/XP or older)	Ver. 5.00 (2025.09)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
Digitizer API-DIG(WDM) Old Ver. (OS：Win8.1/XP or older)	Ver.5.00 (2026.02)	・Windows 11 ・Windows 10	Readme	Download
Digital multimeter API-DMM(WDM) Old Ver. (OS：Win8.1/XP or older)	Ver.3.00 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
Vector network analyzer API-VNA(WDM)	Ver. 1.11 (2014.03.20)	・Windows 8.1/8/7/Vista ・Windows Server 2008/2003	Readme	Download
Impedance meter API-ZM(WDM)	Ver.1.50 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
General timer API-TIMER(WDM) Old Ver. (OS：Win8.1/XP or older) Old Driver API-TIMER(W32)	Ver.4.00 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
General purpose I/O IO-LIB(WDM) Old Driver IO-LIB(NT) / IO-LIB(W95)	Ver. 1.10 (2007.06.29)	・Windows Vista/XP ・Windows Server 2003	Readme	Download

Linux Drivers

myCONTEC membership registration is required for downloading.

For USB Modules

Driver	Latest Ver.	Supported OS	Readme	Download
Analog I/O API-AIO(WDM) Old Ver. (OS：Win10 or older)	Ver.9.10 (2026.02)	・Windows 11 ・Windows Windows 10 (IoT Enterprise)	Readme	Download
Digital I/O API-DIO(WDM) Old Ver. (OS：Win10 or older)	Ver. 10.80 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise) ・Windows Server 2025/2022/2019/2016	Readme	Download
Counter API-CNT(WDM) Old Ver. (OS：Win10 or older)	Ver. 7.40 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
CAN communication API-CAN(WDM)	Ver.1.50 (2025.09)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
GPIB communication API-GPIB(WDM) for USB Old Ver. (OS：Win8.1/XP or older)	Ver.5.00 (2026.02)	・Windows 11 ・Windows 10 (IoT Enterprise)	Readme	Download
Temperature sensor input API-PTI(WDM) for USB	Ver. 1.80 (2017.08.21)	・Windows 10/8.1/8/7/Vista/XP/2000 ・Windows Server 2008/2003	Readme	Download

For F&eIT I/O controller

Driver	Latest Ver.	Supported OS	Readme	Download
Driver Library for F&eIT I/O controller API-CAP(W32) Old Ver. (OS：Win8.1/XP or older)	Ver. Jan, 2026	・Windows 11 ・Windows 10 (IoT Enterprise) ・Windows Server 2025/2022/2019/2016	Readme	Download

myCONTEC membership registration is required for downloading.