Star Micronics FVP10 series Hardware Manual page 58

Pin number Signal name
7 SG
8-19 N.C
20 DTR
21-24 N.C
25 INIT
13
25
Direction
− Signal ground
− Not used
(1) STAR line mode
a) DTR mode
Indicates whether the printer can receive data from the host.
SPACE: The printer can receive data.
MARK: The printer cannot receive data.
b) X-ON/X-OFF mode
Always set to SPACE, except during the following conditions
1. After a reset, until communication is enabled
2. During test printing
(2) ESC/POS mode
a) DTR/DSR mode
Indicates whether the printer can receive data from the host.
SPACE: The printer can receive data.
MARK: The printer cannot receive data.
The conditions that result in a BUSY state change according to the DIP switch
OUT
settings.
Printer status
1. After power-on reset or interface reset but
before communication is enabled
2. Test printing
3. Cover open
4. Paper feeding through the paper feed switch
4. Stopped because paper ran out
5. Waiting for switch input for macro execution
6. Other error
7. Receive buffer full
b) X-ON/X-OFF mode
Always set to SPACE, except during the following conditions
1. After a reset, until communication is enabled
2. During test printing
Not used
1) DIPSW3-8 = OFF
Status of this signal is not checked.
2) DIPSW3-8 = ON
IN
Functions as an external reset signal. A space signal with a pulse width of 1 ms
or longer resets the printer.
Function
1
14
D-sub 25 pin
- 52 -
DIP SW 1-6
OFF ON
BUSY BUSY
BUSY BUSY
– BUSY
– BUSY
– BUSY
– BUSY
– BUSY
BUSY BUSY