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en:arm:tqma28:mba28:dip_switches [2014/08/08 13:13] – new layout boot mode table liedmann | en:arm:tqma28:mba28:dip_switches [2022/08/04 15:02] (current) – external edit 127.0.0.1 | ||
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===== Boot Device Selection (S4 & S5) ===== | ===== Boot Device Selection (S4 & S5) ===== | ||
- | To select the desired | + | <callout type=" |
+ | It is not possible to boot from SD card with the following Hardware combination TQMa28-A[C, | ||
+ | | ||
+ | </ | ||
- | {{.: | + | To select the desired boot medium set the DIP switches S4 and S5 accordingly. |
- | <WRAP clear></ | + | |
The following boot modes of the i.MX28 can be selected by the DIP switches S4 and S5 on the MBa28. | The following boot modes of the i.MX28 can be selected by the DIP switches S4 and S5 on the MBa28. | ||
- | <WRAP group > | + | <grid> |
- | <WRAP centeralign half column> | + | <col sm=" |
- | ==== SD card ==== | + | |
- | ^ |::: | + | <panel type=" |
- | ^ |::: | + | < |
- | ^ DIP |::: ^ 1 ^ 2 ^ 3 ^ 4 | ::: ^ 1 ^ 2 ^ 3 ^ 4 ^ | + | <col sm=" |
- | ^ ON | ::: | | | + | <WRAP centeralign> |
- | ^ OFF | ::: | • | • | • | | ::: | | ::: | + | [size=150%]**S4**[/size] |
+ | {{ :en:dip_4_0001.png? | ||
</ | </ | ||
+ | </ | ||
+ | <col sm=" | ||
+ | <WRAP centeralign> | ||
+ | [size=150%]**S5**[/ | ||
+ | {{ : | ||
+ | S5-2: see User Manual, Table 69 | ||
+ | </ | ||
+ | </ | ||
+ | </ | ||
+ | </ | ||
+ | </ | ||
- | <WRAP centeralign half column> | + | <col sm=" |
- | \\ | + | <panel type=" |
- | < | + | < |
- | ++++ for a workaround please click here !!! | | + | <col sm=" |
- | Partlist | + | < |
- | {{ :en:arm: | + | [size=150%]**S4**[/ |
- | * hookup wire | + | {{ :en:dip_4_0000.png? |
- | * 1k resistor | + | </ |
+ | </ | ||
- | TODO | + | <col sm=" |
- | + | <WRAP centeralign> | |
- | * solder hookup wire from DIP S4-2 to DIP S5-3 (On is printed on the side of DIP switch) | + | [size=150%]**S5**[/size] |
- | | + | {{ : |
- | | + | S5-2: see User Manual, Table 69 |
- | * set DIP S5-3 on | + | |
- | + | ||
- | + | ||
- | + | ||
- | + | ||
- | ++++ | + | |
</ | </ | ||
- | </WRAP> | + | </col> |
- | <WRAP clear></WRAP> | + | </grid> |
- | + | </panel> | |
- | + | </ | |
- | ---- | + | |
- | <WRAP half column> | + | <col sm=" |
- | ==== On-board eMMC ==== | + | <panel type=" |
- | ^ |::: | + | < |
- | ^ |::: | + | <col sm=" |
- | ^ DIP |::: ^ 1 ^ 2 ^ 3 ^ 4 | ::: ^ 1 ^ 2 ^ 3 ^ 4 ^ | + | <WRAP centeralign> |
- | ^ ON | ::: | | | + | [size=150%]**S4**[/size] |
- | ^ OFF | ::: | • | • | • | • | ::: | • | ::: | + | {{ :en:dip_4_0100.png? |
</ | </ | ||
- | <WRAP clear></WRAP> | + | </col> |
- | + | ||
- | ---- | + | |
- | + | ||
- | <WRAP half column> | + | |
- | ==== USB Recovery ==== | + | |
- | ^ |::: | + | |
- | ^ |::: | + | |
- | ^ DIP |::: ^ 1 ^ 2 ^ 3 ^ 4 | ::: ^ 1 ^ 2 ^ 3 ^ 4 ^ | + | |
- | ^ ON | ::: | | • | | + | |
- | ^ OFF | ::: | • | | + | |
+ | <col sm=" | ||
+ | <WRAP centeralign> | ||
+ | [size=150%]**S5**[/ | ||
+ | {{ : | ||
+ | S5-2: see User Manual, Table 69 | ||
</ | </ | ||
- | <WRAP clear></WRAP> | + | </col> |
- | ---- | + | </grid> |
+ | </ | ||
+ | </ | ||
+ | </ | ||
+ | ===== Functional DIP Switches ===== | ||
- | + | <panel type=" | |
- | + | ||
- | + | ||
- | + | ||
- | + | ||
- | + | ||
- | ===== CAN configuration (S1) ===== | + | |
DIP switch S1 is used to configure the CAN interfaces CAN1 and CAN2. | DIP switch S1 is used to configure the CAN interfaces CAN1 and CAN2. | ||
- | |||
- | {{.: | ||
- | |||
- | <WRAP clear></ | ||
- | <WRAP group> | ||
- | <WRAP centeralign half column> | ||
- | ==== Termination ==== | ||
- | ^ DIP ^ OFF (default) | ||
- | | S1-1 | CAN1 terminated (120Ω) | ||
- | | S1-2 | CAN2 terminated (120Ω) | ||
- | </ | ||
- | < | ||
- | ==== Slew rate ==== | ||
^ DIP ^ OFF (default) | ^ DIP ^ OFF (default) | ||
+ | | S1-1 | CAN1 not terminated | ||
+ | | S1-2 | CAN2 not terminated | ||
| S1-3 | CAN1 slew rate configuration disabled | | S1-3 | CAN1 slew rate configuration disabled | ||
| S1-4 | CAN2 slew rate configuration disabled | | S1-4 | CAN2 slew rate configuration disabled | ||
- | </WRAP> | + | </panel> |
- | </ | + | |
- | <WRAP clear></ | + | |
- | ---- | + | <panel type=" |
- | ===== RS485 configuration (S3) ===== | + | |
DIP switch S3 is used to configure the RS485 interface. | DIP switch S3 is used to configure the RS485 interface. | ||
+ | ^ DIP ^ OFF (default) | ||
+ | | S3-1 | No function | ||
+ | | S3-2 | DEBUG = GND | DEBUG = TQMa28 PU | | ||
+ | | S3-3 | RS485 RxD terminated (120Ω) | ||
+ | | S3-4 | RS485 TxD terminated (120Ω) | ||
+ | </ | ||
- | {{.: | ||
- | <WRAP clear></ | + | ===== Workaround SD-Card Boot ===== |
- | <WRAP group> | + | |
- | <WRAP centeralign half column> | + | |
- | ==== Debug==== | + | <panel type=" |
- | ^ DIP ^ OFF (default) | + | <grid> |
- | | S3-1 | No function | + | <col sm=" |
- | | S3-2 | DEBUG = GND | DEBUG = TQMa28 PU | | + | Partlist |
- | </WRAP> | + | |
- | <WRAP centeralign half column> | + | * 1k resistor |
- | ==== Termination ==== | + | |
- | ^ DIP ^ OFF (default) | + | TODO |
- | | S3-3 | RS485 RxD terminated | + | |
- | | S3-4 | RS485 TxD terminated | + | * solder hookup wire from DIP S4-2 to DIP S5-3 (On is printed on the side of DIP switch) |
- | </WRAP> | + | * solder 1k resistor to Dip S5-3 (Number 3 is printed on the side of DIP switch) |
- | </WRAP> | + | * solder Connection between 1k resistor and the outer solder pad of R9 |
+ | * set DIP S5-3 on | ||
+ | </ | ||
+ | <col sm=" | ||
+ | {{ : | ||
+ | </ | ||
+ | </grid> | ||
+ | </panel> |