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3.2 PARALLEL INTERFACE
(1) Type: Centronics
(2) Mode: Conforms to IEEE1284 Compatibility mode, Nibble mode, and ECP mode
(3) Data Input Method: Parallel 8 bits (DATA1 ~ 8)
(4) Control Signals: Compatibility mode Nibble mode ECP mode
nStrobe HostClk HostClk
nAck PrtClk PeriphClk
Busy PtrBusy PeriphAck
PError AckDataReq nAckReverse
Select Xflag XFlag
nAutoFd HostBusy HostAck
nInit nInit nReverseRequest
nFault nDataAvail nPeriphRequest
nSelectIn IEEE1284Active IEEE1284Active
(5) Data Input Code: ASCII code
European character set 8 bit code
Graphics 8 bit code
(6) Receive Buffer: For B-SX4T: 1 MB
For B-SX5T: 6 MB
* The use of the receive buffer is shared between interfaces.