EPSON, INC.
NEW SERIAL INTERFACE #8143
|
Card Type |
Serial interface card |
|
Chipset/Controller |
Unidentified |
|
I/O Options |
Serial interface |
|
Maximum DRAM |
N/A |
|
CONNECTIONS | |
|
Purpose |
Location |
|
Serial Interface |
CN1 |
|
HANDSHAKING PROTOCOL | |||||
|
Function |
J1 |
J2 |
J3 |
J4 |
J5 |
|
Pull up "TTY-TXD" to +12V via 470 W |
On |
Off |
Off |
Off |
Off |
|
Connect : "TTY-TXD Return" to Signal Ground |
Off |
On |
Off |
On |
Off |
|
Pull up "TTY-RCD" to +12V via 470 W |
Off |
Off |
On |
Off |
Off |
|
Pull up "DSR" and "DCD" to +12V via 4.7k W |
Off |
Off |
Off |
Off |
On |
|
Note:The factory default setting for J1, J2, J3, and J4 is Off. The factory default setting for J5 is on. | |||||
|
DTR PROTOCOL | |||
|
Signal |
JNOR |
JREV | |
|
DTR=MARK (RS232), TTY-TTD = MARK (current loop) |
On |
Off | |
|
DTR=SPACE (RS232), TTY-TXD = SPACE (current loop) |
Off |
On | |
|
Note:MARK = logic "1" (-3 to -27V), SPACE = logic "0" (+3 to +27V) for RS232C For Current loop, MARK = logic "1" (current on), SPACE = logic "0" (current Off). | |||
|
INPUT DATA CONFIGURATION | |||
|
Data |
JC |
JRS | |
|
RS232 level |
Off |
On | |
|
Current loop level |
On |
Off | |
|
OUTPUT DATA CONFIGURATION | |||
|
Output |
JF |
JX | |
|
Reverse channel flag to TTY-TXD (current loop) |
Off |
On | |
|
X-On/X-Off signal to TTY-TXD (current loop) |
On |
Off | |
|
DATA BIT SELECTION | ||
|
Data Bit |
SW1/2 | |
|
7 |
On | |
|
8 |
Off | |
|
PARITY CONFIGURATION | ||||
|
Setting |
Parity check |
SW1/5 |
SW1/6 | |
|
Enabled |
Even |
On |
On | |
|
Disabled |
Odd |
Off |
Off | |
|
INTERFACE SELECTION | ||
|
Interface |
SW1/8 | |
|
Serial interface is valid |
On | |
|
Parallel interface is valid |
Off | |
|
BIT RATE SELECTION | ||||
|
Bit rate |
SW1/1 |
SW1/3 |
SW1/4 |
SW1/7 |
|
75 |
On |
On |
On |
On |
|
110 |
On |
Off |
On |
On |
|
134.5 |
On |
On |
Off |
On |
|
150 |
On |
Off |
Off |
On |
|
200 |
Off |
On |
On |
On |
|
300 |
Off |
Off |
On |
On |
|
600 |
Off |
On |
Off |
On |
|
1200 |
Off |
Off |
Off |
On |
|
1800 |
On |
On |
On |
Off |
|
2400 |
On |
Off |
On |
Off |
|
4800 |
On |
On |
Off |
Off |
|
9600 |
On |
Off |
Off |
Off |
|
19200 |
Off |
On |
On |
Off |
|
19200 |
Off |
Off |
On |
Off |
|
19200 |
Off |
On |
Off |
Off |
|
19200 |
Off |
Off |
Off |
Off |