Jumper settings

UM0193

30/35

J25

GND connection to pin number 2 of the

8-bit Input/General Purpose connector

(J17)

When pins 1 and 2 are connected, the GND

supply is connected.

Otherwise, it is disconnected.

J26

+5V DC connection to pin number 1 of

the 8-bit Output/General Purpose

connector (J27)

When pins 1 and 2 are connected, the +5V DC

supply is connected.

Otherwise, it is disconnected.

J29

GND connection to pin number 2 of the

8-bit Output/General Purpose

connector (J27)

When pins 1 and 2 are connected, the GND

supply is connected.

Otherwise, it is disconnected.

1.

For detailed information about Boot Selection modes, please refer to STR730 Reference Manual.

2.

Please check the termination resistors values (R25, R26 and R28) for your RS-485 physical layer.

3.

CAN bus is terminated by resistor R33 (120

Ω).

Table 15.

ARMIC30 jumper settings (continued)

Jumper

Function

Description