10.1.9.2 Linear Binary Counter I/O Description
The following table lists the I/O description of a Linear Binary Counter.
| Port Name | Size | Type | Required/Optional | Function |
|---|---|---|---|---|
| Data | WIDTH | input | Optional | Counter load input |
| Aclr | 1 | input | Optional | Asynchronous counter reset |
| Enable | 1 | input | Required | Counter enable |
| Sload | 1 | input | Optional | Synchronous counter load |
| Clock | 1 | input | Required | Clock |
| Updown | 1 | input | Optional | UP (Updown = 1), DOWN (Updown = 0) |
| Q | WIDTH | out-put | Required | Counter output bus |
| Tcnt | 1 | out-put | Optional | Terminal count (active high) |