3-5
3.3 INFRARED INTERFACE SPECIFICATIONS
The printer can communicate with the host device through the infrared interface.
The infrared interface used in the printer conforms to the physical layer standard (Ver 1.2) specified by the
Infrared Data Association (IrDA).
The printer supports the minimum infrared transmission functions as the second station specified by IrDA
and BHT-Ir protocol specified by DENSO CORPORATION.
3.3.1 Physical Specifications
Item Specification
Transmission distance
0.2m max.
Transmission range
15°
Infrared transmission pulse width Typ. 1.63
s
3.3.2 IrDA Specifications
The printer conforms to IrDA Ver.1.2 and supports only the minimum infrared transmission functions as the
second station.
(1) Transmission
specifications
Item Specification
Baud Rate
9600 to 115200 bps
Data Size
64 to 512 bytes
Window Size
1
Additional BOFs
0 to 48
Maximum Turn Around Time
500ms
Minimum Turn Around Time
10ms
Link Disconnect/Threshold Time
3 to 40 s
(2) Services supported by IrLAP
1. Connect service
2. Data service
3. Disconnect service
IrLAP does not support a transfer for non-number and sniffing services.
The printer does not initiate connections.
Service Hint
Printer, IrCOMM
Device Nickname
DPU-S445
Summary of Contents for DPU-S445 SERIES
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