Star Micronics SCP700 Series User Manual page 165

Pin Signal
Direction
No. Name
4 DTR OUT
5 SG — Signal ground
6 DSR IN Signal line that indicates if the host computer can receive data.
In the X-ON/X-OFF or Star mode, the status of this signal is not confirmed.
• The status of this signal is not confirmed.
This signal can be specified as an internal reset signal using Switch 7 of DIP Switch 1
(page 156). MARK of 1ms or longer activates the reset.
7 RTS OUT Same as DTR (Pin 4).
8 INIT IN This signal can be specified as an internal reset signal using Switch 8 of DIP Switch 1
(page 156). SPACE of 1ms or longer activates the reset.
9 N/C — Not connected
Printer Status
1. From when the power is turned on or I/F
reset until communication possible
2. Test printing
3. Paper feed by paper feed switch
4. Stop due to no paper
5. During waiting for switch input in macro
execution
6. Other errors
7. Receiving buffer full
2) X-ON/X-OFF mode
Indicates whether or not the printer can receive data from the host.
This signal is a space, except in the following cases.
1. After reset until communication is possible
2. During test printing
SPACE: host can receive
MARK: host cannot receive
Function
Memory SW #4-4
1
BUSY
BUSY
—
—
—
—
BUSY
161
0
BUSY
BUSY
BUSY
BUSY
BUSY
BUSY
BUSY