Control And Data Timing Requirements - Tandon TM848-1E User Manual

--.J
Sf SJ
D. C. POWER
VALID CONTROL
~
r-
90 MILLISECONDS MINIMUM
OUTPUT SIGNALS
I
Sf
5J
DRIVE SELECT
~
rSOO
NANOSECONDS MAXIMUM
I
I
H SJ
SIDESELECT
(TM848-2E ONLY)
SJ
SJ
DIRECTION
SELECT
STEP
~
TRUE READY
I I
WRITE GATE
I
WRITE DATA
I
--1
VALID READ DATA
J~
SIGNAL
t---
SEE NOTE
~
90 MILLISECONDS MAXIMUM
NOTE: 150 MILLISECONDS, MINIMUM, DELAY MUST BE INTRODUCED AFTER DRIVE SELECT TO ALLOW TIME FOR THE D. C.
MOTOR TO REACH 360 RPM OR THE OPTIONAL TRUE READY LINE MUST BE MONITORED.
FIGURE 3-2
CONTROL AND DATA TIMING REQUIREMENTS
3-7