Fujitsu MHN2150AT Manual/User Guide - Page 206
Asserted within 400 ms., Negated within 1 ms and asserted within 30 seconds.
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Operations After the slave device receives the hardware reset, the slave device shall report its presence and the result of the self-diagnostics to the master device as described below: DASP- signal: Asserted within 400 ms. PDIAG- signal: Negated within 1 ms and asserted within 30 seconds. ResetMaster device Status Reg. BSY bit Slave device Max. 31 sec. Checks DASP- for up to 450 ms. If presence of a slave device is confirmed, PDIAG- is checked for up to 31 seconds. BSY bit Max. 1 ms. PDIAGDASP- Max. 30 sec. Max. 400 ms. . Figure 6.2 Response to hardware reset Note: Master Device does not check the DASP signal assertion for 2ms upon receipt of hardware reset. 6-4 C141-E120-02EN
Operations
6-4
C141-E120-02EN
After the slave device receives the hardware reset, the slave device shall report its
presence and the result of the self-diagnostics to the master device as described
below:
DASP- signal:
Asserted within 400 ms.
PDIAG- signal:
Negated within 1 ms and asserted within 30 seconds.
.
Max. 31 sec.
Max. 400 ms.
Max. 30 sec.
Max. 1 ms.
If presence of a slave device is
confirmed, PDIAG- is checked for
up to 31 seconds.
Checks DASP- for up to
450 ms.
DASP-
PDIAG-
BSY bit
Reset-
Status Reg.
BSY bit
Slave device
Master device
Figure 6.2
Response to hardware reset
Note: Master Device does not check the DASP signal assertion for 2ms upon receipt of hardware
reset.