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3 usb interface (optional) – Microcom 814M Operators Manual User Manual

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6.2.4 Time Sequence of Data Receiving














Signal Time Demands:













6.3 USB Interface (optional)






















Figure 6-1 Time Sequence of Parallel Interface Data Receiving

Signal

Min(ms)

Max(ms)

Setup

0.75

-

Ready

0

-

Stb

0.75

500

Busy

0

2.5

Hold

0.75

-

Table 6-4 Parallel Interface Signal Timings

Figure 6-2 USB Cable