PPU-231 User’s Manual

6.3.3Timing Chart

Data Input and Print Timings

T1, T2, T3

0.5 ∝s MIN

T4

270 ns MAX

T5

2.3 ∝s TYP

T6

500 ms MIN (At power-on)

6.3.4Data Receiving Control

The data can be received from the host when the BUSY signal is at "Low," but cannot be received when it is "High."

6.3.5Buffering

The host side is immediately freed, because 4 KB data can be buffered.

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CITIZEN

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Citizen PPU-231 manual Timing Chart, Data Receiving Control, Buffering