X930A Datasheet, PDF (31/38 Pages) Intel Corporation – UNIVERSAL SERIAL BUS MICROCONTROLLER

8x930Ax UNIVERSAL SERIAL BUS (USB) MICROCONTROLLER
5.5 AC Characteristics — Serial Port, Synchronous Mode 0
Symbol
T_XLXL
T_QVSH
T_SHQX
T_XHDX
T_XHDV
Table 14. Serial Port Timing — Synchronous Mode 0
Parameter
Min
Max
Serial Port Clock Cycle Time
Output Data Setup to Clock Rising Edge
Output Data hold after Clock Rising Edge
Input Data Hold after Clock Rising Edge
6 T_OSC
5 T_OSC – 133
T_OSC – 50
0
Clock Rising Edge to Input Data Valid
5 T_OSC – 133
Units
ns
ns
ns
ns
ns
TXLXL
TXD
RXD
(Out)
RXD
(In)
TXHQX
TQVXH
0
1
2
TXHDV
Valid
Valid
TXHDX
Valid
3
Valid
4
5
Valid
Valid
6
Valid
†_{TI and RI are set during S1P1 of the peripheral cycle following the shift of the eighth bit.}
Figure 16. Serial Port Waveform — Synchronous Mode 0
Set TI^†
7
Set RI^†
Valid
A2592-02
ADVANCE INFORMATION
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