3 ] interface specifications – Denso BHT-7000 User Manual
Page 146
130
[ 3 ] Interface Specifications
Optical Interface
Synchronization:
Start-stop
Input signals:
RD
Output signals:
SD
Transmission speed:
115,200 bps max.
Direct-connect Interface
Synchronization:
Start-stop
Transmission speed:
115,200 bps max.
Signal level:
Conforms to the RS-232C interface
Pin assignment:
As shown below.
SD
RD
GND
Signal Input/Output
External
device
BHT-7000
1
SG (GND)
Ground for signals
—
2
SD
Send data
→
3
RD
Receive data
←
Pin No.
Signal
Functions