4.7 Timing
Table 4.117 Register/PIO data transfer timing parameters
Symbol | Timing parameter | min | max |
| Condition |
|
| (Units: ns) | (Units: | ns) |
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t0 | Cycle time | 120 | - |
| At mode 4, |
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| no wait |
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t1 | 25 | - |
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| |
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t2 | 70 | - |
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| |
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t2i | 25 | - |
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| |
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t3 | DIOW- data setup time | 20 | - |
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t4 | DIOW- data hold time | 10 | - |
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t5 | DIOR- data setup time | 20 | - |
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t6 | DIOR- data hold time | 5 | - |
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t6Z | DIOR- data High | - | 30 |
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t7 | From address decided to IOCS16- asserted | - | 30 |
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t8 | From address decided to IOCS16- released | - | 30 |
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t9 | 10 | - |
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| |
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tA | IORDY setup time | - | 35 |
| PIO flow |
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|
|
| control |
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| transfer mode |
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tB | IORDY pulse width | - | 1250 |
| PIO flow |
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|
|
| control |
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| transfer mode |
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tRd | Read data valid to IORDY active | 0 | - |
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