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en:arm:tqma28:mba28:dip_switches [2016/06/16 12:02] – liedmannen: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 boot medium set the DIP switches S4 and S5 accordingly.+<callout type="warning"> 
 +It is not possible to boot from SD card with the following Hardware combination TQMa28-A[C,D,E] Rev.02XX and MBa28 ≤ Rev.0105. \\ 
 + [[#workaround_sd-card_boot| Click here for a workaround.]] 
 +</callout>
  
-{{.:STK-MBa28_S4+S5_overview.jpg?500|}} +To select the desired boot medium set the DIP switches S4 and S5 accordingly.
-<WRAP clear></WRAP>+
 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="4"> 
-==== SD card ==== + 
-^ |:::   ^  S4  ||||::: ^  S5  |||| +<panel type="primary" title="SD-Card"> 
-^ |:::   ^  {{ :en:arm:tqma28:mba28:mba28_s4_sd.png?nolink&100 |}} ||||:::  ^ {{ :en:arm:tqma28:mba28:mba28_s5_sd.png?nolink&100 |}} ^^^^ +<grid> 
-^ DIP |::: ^  1  ^  2  ^  3  ^  4  | ::: ^  1  ^  2  ^  3  ^  4  ^ +<col sm="6"> 
-^ ON  | ::: |  |   |   |  •  | :::   |  •  | ++note| [[http://www.tq-group.com/nc/download-disclaimer/?tx_abdownloads_pi1%5Baction%5D=getviewclickeddownload&tx_abdownloads_pi1%5Buid%5D=1844&cHash=f4ba7c16e746568621463e9a02974cb2| see STK-MBa28 User's Manual, Table 69 ]] ++ |  •  | N/A  |     +<WRAP centeralign> 
-^ OFF | ::: |  •  |  •  |  •  |     | :::  |   | :::   |   | :::  |+[size=150%]**S4**[/size] 
 +{{ :en:dip_4_0001.png?nolink&180 |}}
 </WRAP> </WRAP>
 +</col>
  
 +<col sm="6">
 +<WRAP centeralign>
 +[size=150%]**S5**[/size]
 +{{ :en:dip_4_101x.png?nolink&180 |}}
 +S5-2: see User Manual, Table 69
 +</WRAP>
 +</col>
  
 +</grid>
 +</panel>
 +</col>
  
-<WRAP clear>+<col sm="4"> 
 +<panel type="primary" title="eMMC"> 
 +<grid> 
 +<col sm="6"> 
 +<WRAP centeralign> 
 +[size=150%]**S4**[/size] 
 +{{ :en:dip_4_0000.png?nolink&180 |}}
 </WRAP> </WRAP>
-\\+</col>
  
- +<col sm="6"> 
- +<WRAP centeralign> 
- +[size=150%]**S5**[/size] 
- +{{ :en:dip_4_000x.png?nolink&180 |}} 
- +S5-2: see User Manual, Table 69
-<WRAP round important 80%> It is not possible to boot from SD card with the following Hardware combination TQMa28-A[C,D,E] Rev.02XX and MBa28 ≤ Rev.0105\\ +
-++++ for a workaround please click here !!! | +
-Partlist +
-{{ :en:arm:tqma28:mba28:mba28_mod.png?nolink&200|}} +
-  * hookup wire +
-  * 1k resistor +
- +
-TODO +
- +
-  * solder hookup wire from DIP S4-2 to DIP S5-3 (On is printed on the side of DIP switch) +
-  * solder 1k resistor to Dip S5-3 (Number 3 is printed on the side of DIP switch)  +
-  * solder Connection between 1k resistor and the outer solder pad of R9 +
-  * set DIP S5-3 on    +
-       +
- +
- +
- +
-+++++
 </WRAP> </WRAP>
 +</col>
 +</grid>
 +</panel>
 +</col>
  
----- +<col sm="4"> 
- +<panel type="primary" title="USB Recovery"> 
- +<grid> 
-<WRAP centeralign half column> +<col sm="6"> 
-==== On-board eMMC ==== +<WRAP centeralign> 
-^ |:::   ^  S4  ||||::: ^  S5  ||||:::   +[size=150%]**S4**[/size] 
-^ |:::   ^  {{ :en:arm:tqma28:mba28:mba28_s4_emmc.png?nolink&100 |}} ||||:::  ^ {{ :en:arm:tqma28:mba28:mba28_s5_emmc.png?nolink&100 |}} ^^^^ +{{ :en:dip_4_0100.png?nolink&180 |}}
-^ DIP |::: ^  1  ^  2  ^  3  ^  4  | ::: ^  1  ^  2  ^  3  ^  4  ^ +
-^ ON  | ::: |  |   |   |     | :::   |     | ++note| [[http://www.tq-group.com/nc/download-disclaimer/?tx_abdownloads_pi1%5Baction%5D=getviewclickeddownload&tx_abdownloads_pi1%5Buid%5D=1844&cHash=f4ba7c16e746568621463e9a02974cb2| see STK-MBa28 User's Manual, Table 69 ]] ++|     | N/A  |     +
-^ OFF | ::: |  •  |  •  |  •  |  •  | :::  |  •  | :::   |  •  | :::  |+
 </WRAP> </WRAP>
-<WRAP clear></WRAP> +</col>
- +
----- +
- +
-<WRAP centeralign half column> +
-==== USB Recovery ==== +
-^ |:::   ^  S4  ||||::: ^  S5  |||| +
-^ |:::   ^  {{ :en:arm:tqma28:mba28:mba28_s4_recovery.png?nolink&100 |}} ||||:::  ^ {{ :en:arm:tqma28:mba28:mba28_s5_recovery.png?nolink&100 |}} ^^^^ +
-^ DIP |::: ^  1  ^  2  ^  3  ^  4  | ::: ^  1  ^  2  ^  3  ^  4  ^ +
-^ ON  | ::: |  |  •  |   |     | :::   |  •   | ++note| [[http://www.tq-group.com/nc/download-disclaimer/?tx_abdownloads_pi1%5Baction%5D=getviewclickeddownload&tx_abdownloads_pi1%5Buid%5D=1844&cHash=f4ba7c16e746568621463e9a02974cb2| see STK-MBa28 User's Manual, Table 69 ]] ++ |     | N/A  |     +
-^ OFF | ::: |  •  |     |  •  |  •  | :::  |   | :::   |  •  | :::  |+
  
 +<col sm="6">
 +<WRAP centeralign>
 +[size=150%]**S5**[/size]
 +{{ :en:dip_4_100x.png?nolink&180 |}}
 +S5-2: see User Manual, Table 69
 </WRAP> </WRAP>
-<WRAP clear></WRAP> +</col> 
-----+</grid> 
 +</panel> 
 +</col> 
 +</grid>
  
  
 +===== Functional DIP Switches =====
  
- +<panel type="primary" title="CAN configuration (S1)">
- +
- +
- +
- +
- +
-===== 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.
- 
-{{.:STK-MBa28_S1_overview.jpg?500  |}} 
- 
-<WRAP clear></WRAP> 
-<WRAP group> 
-<WRAP centeralign half column> 
-==== Termination ==== 
-^ DIP  ^ OFF (default)  ^  ON  ^ 
-| S1-1 | CAN1 terminated (120Ω)  | CAN1 not terminated  | 
-| S1-2 | CAN2 terminated (120Ω)  | CAN2 not terminated  | 
-</WRAP> 
-<WRAP  centeralign half column> 
-==== Slew rate ==== 
 ^ DIP  ^ OFF (default)  ^  ON  ^ ^ DIP  ^ OFF (default)  ^  ON  ^
 +| S1-1 | CAN1 not terminated  | CAN1 terminated (120Ω)  |
 +| S1-2 | CAN2 not terminated  | CAN2 terminated (120Ω)  |
 | S1-3 | CAN1 slew rate configuration disabled  | CAN1 slew rate configurable by assembling R282  | | S1-3 | CAN1 slew rate configuration disabled  | CAN1 slew rate configurable by assembling R282  |
 | S1-4 | CAN2 slew rate configuration disabled  | CAN2 slew rate configurable by assembling R281  | | S1-4 | CAN2 slew rate configuration disabled  | CAN2 slew rate configurable by assembling R281  |
-</WRAP> +</panel>
-</WRAP> +
-<WRAP clear></WRAP>+
  
----- +<panel type="primary" title="RS485 configuration (S3)">
-===== 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)  ^  ON  ^
 +|  S3-1  | No function  | No function  |
 +|  S3-2  | DEBUG = GND  | DEBUG = TQMa28 PU  |
 +|  S3-3  | RS485 RxD terminated (120Ω)  | RS485 RxD not terminated   |
 +|  S3-4  | RS485 TxD terminated (120Ω)  | RS485 TxD not terminated   | 
 +</panel>
  
-{{.:STK-MBa28_S3_overview.jpg?500  |}} 
  
-<WRAP clear></WRAP> +===== Workaround SD-Card Boot ===== 
-<WRAP group> + 
-<WRAP centeralign half column> + 
-==== Debug==== +<panel type="primary"> 
-^ DIP  ^ OFF (default)  ^  ON  ^ +<grid> 
-| S3-1 | No function  | No function  | +<col sm="8"> 
-| S3-2 | DEBUG = GND  | DEBUG = TQMa28 PU  | +Partlist 
-</WRAP> +  * hookup wire 
-<WRAP centeralign half column> +  * 1k resistor 
-==== Termination ==== + 
-^ DIP  ^ OFF (default)  ^  ON  ^ +TODO 
-| S3-3 | RS485 RxD terminated (120Ω)  | RS485 RxD not terminated  | + 
-| S3-4 | RS485 TxD terminated (120Ω)  | RS485 TxD not 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> 
 +<col sm="4"> 
 +{{ :en:arm:tqma28:mba28:mba28_mod.png?nolink&250|}} 
 +</col> 
 +</grid> 
 +</panel>
  • Last modified: 2022/08/04 15:04