Description
The VXI Digital I/O module, with the part number 777161-01, is categorized under the VXI Digital I/O specification. This module is known by its model name, VXI-DIO-128, and is manufactured by National Instruments. Designed to be compatible with the VXIbus system, it serves as a Digital I/O Module.
It boasts a total of 128 channels, which are evenly split between 64 inputs and 64 outputs. The module offers a 16-bit resolution, which can be reconfigured to 8-bit, catering to various application needs. To enhance its performance, the module includes 82C55A Programmable Peripheral Interface (PPI) chips. There are 8 PPI Chips in total, divided equally with 4 dedicated to inputs and another 4 to outputs.
For software integration, the module is supported by NI-DAQ driver software, ensuring ease of use and compatibility with various systems. It is highly suitable for a wide range of applications, including field, product and laboratory testing, process monitoring, and industrial control.
Despite its obsolete status, announced by the manufacturer, this module remains available from Apex Waves, providing a reliable solution for those in need of high-quality VXI Digital I/O modules.
| Specification | Detail |
|---|---|
| Part Number | 777161-01 |
| Category | VXI Digital I/O |
| Model | VXI-DIO-128 |
| Manufacturer | National Instruments |
| System Compatibility | VXIbus |
| Functionality | Digital I/O Module |
| Channels | 128 (64 inputs, 64 outputs) |
| Resolution | 16-bit (reconfigurable to 8-bit) |
| Programmable Peripheral Interface (PPI) Chips | 82C55A |
| Number of PPI Chips | 8 (4 for inputs, 4 for outputs) |
| Driver Software | NI-DAQ |
| Applications | Field, Product and Laboratory Testing, Process Monitoring, Industrial Control |
| Obsolete Status | Announced but available from Apex Waves |
Question 1: What is the part number for the VXI-DIO-128?
Answer 1: The part number is 777161-01.
Question 2: How many channels does VXI-DIO-128 have?
Answer 2: It has 128 channels, 64 inputs and 64 outputs.
Question 3: What kind of chips does VXI-DIO-128 use?
Answer 3: It uses 82C55A Programmable Peripheral Interface chips.
Question 4: Is the VXI-DIO-128 still produced?
Answer 4: No, it’s obsolete but available from Apex Waves.
Question 5: What software supports VXI-DIO-128?
Answer 5: It’s supported by NI-DAQ driver software.




