Irda (Ircomm) Interface; Handling Of Received Data When The Printer Goes Into Power Save Mode - Toshiba B-EP Series Interface Specification

3.3

IrDA (IrCOMM) INTERFACE

The protocol for IrComm specifications is provided.
Application layer
IrComm
Tiny TP
IrLMP
IrLAP
IrDA-SIR
IrDA V1.2 (Low Power) standard
parts are required.
Item
Communication mode
Transfer speed
Communication distance
Peak wave length of
emitted light
Communication angle
Ambient illuminance
Emissive power
Min. photo sensibility
*1: Values are dependent on the communication protocol settings.
*2: The communication distance may become shorter than 0.2 m, depending on the host's
performance.
Device nickname:
Service name (Class name):
Min. turnaround time:
Link termination threshold time: 12 sec
3.3.1

HANDLING OF RECEIVED DATA WHEN THE PRINTER GOES INTO POWER SAVE MODE

Data is left in the received buffer until reception is stopped and a timeout occurs (power save
mode) because the received buffer has not been initialized.
Specifications
Physical layer conforming to IrDA-SIR V1.2 (Low
Power) standard
9600, 19200, 38400, 57600, 115200 bps
*2
within 0.2 m
850 to 900 nm
within ±15°
1000 lx or less
(fluorescent lamp and incandescent lamp)
(θh, θv ≤ ±15°)
Min 3.6 mW/Sr
2
(θh, θv ≤ ±15°)
Min 9 µW/cm
2-inch/203-dpi model ......... B-EP2DL-G
4-inch/203-dpi model ......... B-EP4DL-G
IrDA: IrCOMM
1 msec
3-41
CHAPTER 3 INTERFACE
B-EP Series
*1