C141-E034-02EN
5 - 89
5.6.5
Power-on and reset
Figure 5.22 shows power-on and reset (hardware and software reset) timing.
(1)
Only master device is present
*1: Reset means including Power-on-Reset, Hardware Reset (RESET-), and Software Reset.
Clear Reset *1
tP
tN
tM
BSY
DASP-
Power-on
RESET-
Software reset
(2)
Master and slave devices are present (2-drives configuration)
tP
Clear Reset
[Slave device]
[Master device]
tN
DASP-
PDIAG-
BSY
BSY
DASP-
tQ
tR
tS
Symbol
Timing parameter
Min.
Max.
Unit
tM
Pulse width of RESET-
25
—
µ
s
tN
Time from RESET- negation to BSY set
—
400
ns
tP
Time from RESET- negation to DASP- or DIAG- negation
—
1
ms
tQ
Self-diagnostics execution time
—
30
s
tR
Time from RESET- negation to DASP- assertion (slave device)
—
400
ms
tS
Duration of DASP- assertion
—
31
s
Figure 5.22 Power-on Reset Timing
Summary of Contents for MPA3017AT
Page 1: ...C141 E034 02EN MPA3017AT MPA3026AT MPA3035AT MPA3043AT MPA3052AT DISK DRIVES PRODUCT MANUAL ...
Page 29: ...C141 E034 02EN 3 2 Figure 3 1 Dimensions ...
Page 44: ...C141 E034 02EN 4 5 Figure 4 2 MPA30xxAT Block diagram ...
Page 50: ...C141 E034 02EN 4 11 Figure 4 4 Read write circuit block diagram ...
Page 52: ...C141 E034 02EN 4 13 Figure 4 6 PR4 signal transfer ...