3. CONFIRMATION OF S1S60000 STATUS
6
EPSON
S1S60000 Application Note No.2 (Rev.1.1)
Fig.3.1 Cable disconnection event read flow
Disconnect the LAN cable
Status port
Read 0x000a
When not using interrupt,
the host CPU performs
polling of bit0=1 (set) of the
S1S60000 flag port to wait
the data output.
Reads the “event” status
(0x000a).
End
Flag port
bit1=1?
Data port
Read
16byte
Read?
HINT pin
Active?
N
Y
N
Y
Y
N
HINT pin
Active?
Flag port
bit0=1?
N
Y
N
Y
When not using interrupt, the
host CPU performs polling of
bit1=1 (set) of the S1S60000
flag port to wait the status
output.