Table of Contents
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MBa57xx DIP switch settings
Boot Device Selection (S1, S2)
To select the desired boot medium set the DIP switches S1 and S2 accordingly.
The following boot modes of the i.MX7 can be selected by the DIP switches S1 and S2 on the MBa57xx.
SD Card
| S1 | S2 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 |  |
|||||||||||||||||
| DIP | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ||
| ON | • | • | • | • | ||||||||||||||
| OFF | • | • | • | • | • | • | • | • | • | • | • | • | ||||||
eMMC
| S1 | S2 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 |  |
|||||||||||||||||
| DIP | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ||
| ON | • | • | • | |||||||||||||||
| OFF | • | • | • | • | • | • | • | • | • | • | • | • | • | |||||
QSPI NOR
| S1 | S2 | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 |  |
|||||||||||||||||
| DIP | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | ||
| ON | • | • | • | • | • | • | ||||||||||||
| OFF | • | • | • | • | • | • | • | • | • | • | ||||||||
CAN configuration (S3)
DIP switch S3 is used to configure the CAN interfaces CAN1 and CAN2.
Both switches must be set to ON or OFF otherwise the CAN Bus has an improper termination.
Termination
| DIP | S3-1 | S3-2 |
|---|---|---|
| ON | CAN Bus not terminated | CAN Bus terminated (120Ω) |
| OFF (default) | CAN BUS not terminated | CAN Bus not terminated (120Ω) |
RS485 configuration (S6)
DIP switch S5 is used to configure the RS485 interface.
Termination
| DIP | OFF (default) | ON |
|---|---|---|
| S5-1 | RS485 TxD not terminated | RS485 TxD terminated (120Ω) |
| S5-2 | RS485 RxD not terminated | RS485 RxD terminated (120Ω) |