Toshiba B-SX4T-GS20-QM-R manual NStrobe Host → Printer Busy Host ← Printer NAck

(11) Timing Chart

cWhen receiving normal data:

For the Compatibility mode, one of two types of timing for BUSY-ACK can be selected.

a)Timing 1 (Default)

zThe USB board has not been installed.

Data 1 ~ 8

Min. 1 µsec

(Host → Printer)

nStrobe

(Host → Printer)

Busy

(Host ← Printer)

nAck

(Host ← Printer)

zThe USB board has been installed.

Data 1 ~ 8

→Min. 1 µsec

(Host Printer)

nStrobe

(Host → Printer)

Busy

(Host ← Printer)

nAck

(Host ← Printer)

b) Timing 2

Data 1 ~ 8

(Host → Printer) Min. 1 µsec

nStrobe

(Host → Printer)

Busy

(Host ← Printer)

nAck

(Host ← Printer)

Min. 1 µsec

Min. 0.5 µsec

Approx. 1 µsec

Min. 1 µsec

Min. 0.5 µsec

Approx. 10 µsec

Min. 1 µsec

Min. 0.5 µsec

Approx. 5 µsec

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