The following boot modes can be configured by setting the DIP switches S4, S5, S6, S7 on the MBa65xx.

Boot Configuration

SD-Card

S4

S5

S6

S7

eMMC

S4

S5

S6

S7

QSPI-NOR

S4

S5

S6

S7

USB host (mass storage)

S4

S5

S6

S7

USB device (dfu-util)

S4

S5

S6

S7

CAN0 configuration (S1)

DIP switch S1 is used to configure the CAN interfaces CAN0.

Funktion S11-1 S11-2
CAN-Bus not terminated OFF OFF
not defined (illegal state) OFF ON
not defined (illegal state) ON OFF
CAN-Bus terminated with 120 Ohm ON ON

RS485 Termination (S3)

DIP switch S4 is used to configure the RS485 interface.

DIP OFF (default) ON
S4-1 RS485 RxD not terminated RS485 RxD terminated (120Ω)
S4-2 RS485 TxD not terminated RS485 TxD terminated (120Ω)
  • Last modified: 2023/05/25 09:52