Epson Stylus COLOR 3000

Product Description
EPSON Stylus Color 3000 Service Manual
1-20
Device ID
The printer sends following device ID strings upon request:
 [00H] [xxH]
 MFG EPSON
 CMD ESCPL2, PRPXL, BDC
 MDL Stylus COLOR 3000
 CLS PRINTER
Note: [00H] denotes a hexadecimal value of zero.
Macintosh Serial Interface
Standard
RS-423 compliant
Synchronization
Synchronous
Bit rate
Approximately 900 Kbps, 1.8 Mbps
Word format
Start bit1 bit
Data bit 8 bit
Parity bit No parity bit
Stop bit 1 bit
Handshaking
X-ON/X-OFF, DTR protocol
Adaptable connector
8-pin mini circular connector
Recommended I/F cable
Apple System Peripheral-8 cable
Pin No. Signal Name I/O Function Description
1 SCLK O Synchronous clock
2 CTS I Clear to send
3 TxD- O Transmit data -
4 S.G. I Signal Ground
5 RxD- I Receive data -
6 TxD+ O Balanced Transmit +
7 DTR O Data terminal ready
8 RxD+ I Balanced Receive +
State Buffer space X-ON/X-OFF DTR
Busy Less than 1024 bytes Send X-OFF code Off
Ready More than 2048 bytes Send X-ON code On
Table 1-23. Connector Pin Assignments for the Serial Interface
Table 1-24. X-ON/X-OFF, DTR Protocol