23 DATASHEET
USB2250/50i/51/51i SMSC
PIN
73
74
79
80
71
84
83
82
119
117
58
46
45
44
43
42
41
40
39
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| RESET STATE |
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| xD Mode |
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| SD Mode |
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| MS Mode |
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PIN NAME |
| FUNCTION |
| OUT- |
| PU/ |
| IN- |
| FUNCTION |
| OUT- |
| PU/ |
| IN- |
| FUNCTION |
| OUT- |
| PU/ |
| IN- |
| FUNCTION |
| OUT- |
| PU/ |
| IN- | |||
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| PUT |
| PD |
| PUT |
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| PUT |
| PD |
| PUT |
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| PUT |
| PD |
| PUT |
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| PUT |
| PD |
| PUT | ||||||||
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CF_nIOW |
| CF |
| z |
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| CF |
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| hw |
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CF_nIRQ |
| CF |
| z |
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| CF |
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| z |
| pd |
| yes |
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CF_nRESET |
| CF |
| z |
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| CF |
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CF_IORDY |
| CF |
| z |
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| CF |
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| z |
| pu |
| yes |
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CF_nCS0 |
| CF |
| z |
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| CF |
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| hw |
| (fw) |
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CF_SA0 |
| CF |
| z |
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| CF |
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| hw |
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CF_SA1 |
| CF |
| z |
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| CF |
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| hw |
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CF_SA2 |
| CF |
| z |
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| CF |
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| hw |
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CF_DMACK/TXD/GPIO7 |
| GPIO |
| 0 |
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| CF |
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| hw |
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| GPIO |
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| (fw) |
| (fw) |
| (fw) |
| TXD |
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| hw |
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CF_DMARQ/RXD/GPIO2 |
| GPIO |
| 0 |
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| CF |
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| z |
| pd |
| yes |
| GPIO |
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| (fw) |
| (fw) |
| (fw) |
| RXD |
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| z |
| (fw) |
| yes | ||
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GPIO13(CF_nCD) |
| GPIO |
| z |
| pu |
| yes |
| GPIO |
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| (fw) |
| (fw) |
| (fw) |
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SM_D0 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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SM_D1 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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SM_D2 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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SM_D3 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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SM_D4 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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SM_D5 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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SM_D6 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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SM_D7 |
| SM |
| z |
| pd |
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| SM |
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| hw |
| pd |
| yes |
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Datasheet | USB Fast Ultra |
| Controller Media Flash |