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The Intel 8253 and 8254 are programmable interval timers (PITs), which perform timing and counting functions using three 16-bit counters.
History, IBM PC programming & Features
Explore the main themes, entities and connections around Intel 8253. Start with the topic map, then use the sections below for research and deeper semantic analysis.
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High-confidence facts extracted from structured source data. Use them as anchors for further research.
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counter count high clock low counting used mode control read gate pc timer one word intel channel register pulse 8253
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| in the x86 PC | instance of | in free-running counter applications | 0.80 | text |
| it is necessary to first write a latch command for the desired channel to the control register | instance of | in free-running counter applications | 0.80 | text |
| so that both bytes read will belong to one | instance of | in free-running counter applications | 0.80 | text |
| the same value.According to a 2002 Microsoft document | instance of | in free-running counter applications | 0.80 | text |
| Intel 8253 | related to External links | DatasheetOverview | 0.60 | section |
| Intel 8253 | related to External links | Intel | 0.60 | section |
| Intel 8253 | related to External links | PIT | 0.60 | section |
| Intel 8253 | related to External links | Archived | 0.60 | section |
| Intel 8253 | related to External links | September | 0.60 | section |
| Intel 8253 | related to External links | Wayback MachineIntel | 0.60 | section |
| Intel 8253 | related to External links | February | 0.60 | section |
| Intel 8253 | related to External links | Wayback Machine8254/82C54 Programmable Interval | 0.60 | section |
These clusters group vocabulary that occurs around closely connected concepts in the source material.
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