Compatible Timing Specification - Citizen CL-S400DT Technical Manual

Chapter 2 Operating Principles
2-4. Interface

(4) Compatible timing specification

[When power is on] (Timing to go on-line)
Reset
BUSY
ACK
SELECT
[While receiving data]
Data0~7
Strobe
BUSY
Note:
BUSY goes "High" at the falling edge of Strobe, and data is latched at the leading edge of
Strobe.
CL-S400DT
Power On
0.5µs
0.5µs
2-50
0.5µs