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5.2 External Device Connection Method

(1) Connection examples

The AJ65BT-R2N cannot use the CD signal as the control signal for

sending/receiving data to/from the external device.

Wire the CD signal line of the AJ65BT-R2N and external device as

shown in Table 5.1.

(a) Connection example where DC code control and DTR/DSR

(ER/DR) control are executable

(b) Connection example only DC code control is executable

Table 5.1 DC code control and DTR/DSR (ER/DR) control

Table 5.2 Connection example only DC code control is executable

AJ65BT-R2N side (DTE)

Signal name Pin No.

Cable connection and signaling

External device (DTE)

Signal name

SD 3

RD 2

RS 7

CS 8

DR 6

SG 5

CD 1

ER4