Epson Stylus Pro 9000 Service Manual - Page 163
Handshaking, Adaptable connector, Recommended I/F cable, Table 7-6., Serial Interface Pin Assignment
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EPSON Stylus Pro 9000 Handshaking X-ON/X-OFF, DTR protocol Adaptable connector 8-pin mini-DIN Recommended I/F cable Apple system peripheral-8 cable (M0197) Table 7-6. Serial Interface Pin Assignment Pin No. Signal Name Direction Description 1 SCLK Out Synchronous clock signal 2 CTS In Clear To Send 3 TXD- Out Transmit Data (-) 4 SG In Signal Ground 5 RXD- In Receive Data (-) 6 TXD+ Out Balanced Transmit Data (+) 7 DTR Out Data Terminal Ready 8 RXD+ In Balanced Receive Data (+) State Busy Ready Table 7-7. X-On/X-Off and DTR Protocol Buffer Space X-ON/X-OFF Less than 3072 bytes Send X-OFF code More than 5120 bytes Send X-ON code DTR OFF ON Appendix 163
EPSON Stylus Pro 9000
Appendix
163
Handshaking
X-ON/X-OFF, DTR protocol
Adaptable connector
8-pin mini-DIN
Recommended I/F cable
Apple system peripheral-8 cable (M0197)
Table 7-6.
Serial Interface Pin Assignment
Table 7-7.
X-On/X-Off and DTR Protocol
Pin No.
Signal Name
Direction
Description
1
SCLK
Out
Synchronous clock signal
2
CTS
In
Clear To Send
3
TXD-
Out
Transmit Data (-)
4
SG
In
Signal Ground
5
RXD-
In
Receive Data (-)
6
TXD+
Out
Balanced Transmit Data (+)
7
DTR
Out
Data Terminal Ready
8
RXD+
In
Balanced Receive Data (+)
State
Buffer Space
X-ON/X-OFF
DTR
Busy
Less than 3072 bytes
Send X-OFF code
OFF
Ready
More than 5120 bytes
Send X-ON code
ON