3 timing chart, 4 data receiving control – Citizen Systems iDP3420 User Manual

Page 46

Advertising
background image

iDP3420/3421/3423 User’s Manual

30

CITIZEN

9.3.3

Timing Chart

(1) Data input and printing timing

T1, T2, T3

: 0.5

µ

s MIN

T4

: 270 ns MAX

T5

: 2.3

µ

s TYP

T6

: 500 ms MIN (At power-on)

9.3.4

Data Receiving Control

When the BUSY signal is at "LOW," the printer can receive the data from the host, but when at "HIGH," it

cannot.

Advertising