Denso BHT-300B User Manual page 173

[ 3 ] Interface Specifications
IrDA Interface
Synchronization:
Input signals:
Output signals:
Transmission speed:
Direct-connect Interface
Synchronization:
Transmission speed:
Signal level:
Pin assignment:
Pin No. Signal
1 SG (GND)
2 SD
3 RD
Start-stop
RD
SD
115,200 bps max.
Start-stop
115,200 bps max.
Conforms to the RS-232C interface
As shown below.
Functions
Ground for signals
Send data
Receive data
159
Appendices
Signal Input/Output
BHT External device
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