Datasheet Details
| Part number | R65NC22 |
|---|---|
| Manufacturer | Rockwell |
| File Size | 1.25 MB |
| Description | Versatile Interface Adapter |
| Datasheet |
 R65NC22 Datasheet
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General Description
The R65NC22 Versatile Interface Adapter (VIA) is a very flexible I/O control device.
In addition, this device contains a pair of very powerful 16-bit interval timers, a serial-to-parallel/parallelto serial shift register and input data latching on the peripheral ports.
Key Features
- Low power CMOS N-well silicon gate technology.
- Fully compatible with NMOS 6522 devices.
- Two 8-bit bidirectional I/O ports.
- Two 16-bit programmable timer/counters.
- Serial bidirectional peripheral I/O.
- TTL compatible peripheral control lines.
- Expanded "handshake" capability allows positive control of data transfers between processor and peripheral devices.
- Latched output and input registers on both I/O ports.
- 1, 2,.