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--- en:arm:tqma28:mba28:dip_switches [2013/11/18 11:31] – created lenz
+++ en:arm:tqma28:mba28:dip_switches [2022/08/04 15:02] (current) – external edit 127.0.0.1
@@ Line 1: / Line 1: @@
 ====== MBa28 DIP switch settings ======
-===== Boot Medium Selection (S4 & S5) =====
+===== Boot Device Selection (S4 & S5) =====
+<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>
 To select the desired boot medium set the DIP switches S4 and S5 accordingly.
+The following boot modes of the i.MX28 can be selected by the DIP switches S4 and S5 on the MBa28.
-{{.:STK-MBa28_S4+S5_overview.jpg?500  |}}
+<grid>
+<col sm="4">
-<WRAP clear></WRAP>
+<panel type="primary" title="SD-Card">
-The following boot modes of the i.MX28 can be selected by the DIP switches S4 and S5 on the MBa28.
+<grid>
+<col sm="6">
+<WRAP centeralign>
+[size=150%]**S4**[/size]
+{{ :en:dip_4_0001.png?nolink&180 |}}
+</WRAP>
+</col>
-<WRAP third column>
+<col sm="6">
-==== SD card ====
+<WRAP centeralign>
-^ {{  .:STK-MBa28_S4+S5_SD-card.jpg?200  | }} ^^^
+[size=150%]**S5**[/size]
-^ DIP ^  OFF  ^  ON  ^
+{{ :en:dip_4_101x.png?nolink&180 |}}
-| S4-1 |  X  | |
+S5-2: see User Manual, Table 69
-| S4-2 |  X  | |
-| S4-3 |  X  | |
-| S4-4 | |  X  |
-| S5-1 | |  X  |
-| S5-2 |  N/A  ||
-| S5-3 |  N/A  ||
-| S5-4 |  N/A  ||
 </WRAP>
+</col>
-<WRAP third column>
+</grid>
-==== On-board eMMC ====
+</panel>
-^ {{  .:STK-MBa28_S4+S5_eMMC.jpg?200  |}} ^^^
+</col>
-^ DIP ^  OFF  ^  ON  ^
-| S4-1 |  X  | |
+<col sm="4">
-| S4-2 |  X  | |
+<panel type="primary" title="eMMC">
-| S4-3 |  X  | |
+<grid>
-| S4-4 |  X  | |
+<col sm="6">
-| S5-1 |  X  | |
+<WRAP centeralign>
-| S5-2 |  N/A  ||
+[size=150%]**S4**[/size]
-| S5-3 |  N/A  ||
+{{ :en:dip_4_0000.png?nolink&180 |}}
-| S5-4 |  N/A  ||
 </WRAP>
+</col>
-<WRAP third column>
+<col sm="6">
-==== USB Recovery Mode ====
+<WRAP centeralign>
-^ {{  .:STK-MBa28_S4+S5_resuce_mode.jpg?200  |}} ^^^
+[size=150%]**S5**[/size]
-^ DIP ^  OFF  ^  ON  ^
+{{ :en:dip_4_000x.png?nolink&180 |}}
-| S4-1 |  X  | |
+S5-2: see User Manual, Table 69
-| S4-2 | |  X  |
-| S4-3 |  X  | |
-| S4-4 |  X  | |
-| S5-1 | |  X  |
-| S5-2 |  N/A  ||
-| S5-3 |  N/A  ||
-| S5-4 |  N/A  ||
 </WRAP>
-<WRAP clear></WRAP>
+</col>
+</grid>
+</panel>
+</col>
-----
+<col sm="4">
-===== CAN configuration (S1) =====
+<panel type="primary" title="USB Recovery">
-DIP switch S1 is used to configure the CAN interfaces CAN1 and CAN2.
+<grid>
+<col sm="6">
+<WRAP centeralign>
+[size=150%]**S4**[/size]
+{{ :en:dip_4_0100.png?nolink&180 |}}
+</WRAP>
+</col>
-{{.:STK-MBa28_S1_overview.jpg?500  |}}
+<col sm="6">
+<WRAP centeralign>
+[size=150%]**S5**[/size]
+{{ :en:dip_4_100x.png?nolink&180 |}}
+S5-2: see User Manual, Table 69
+</WRAP>
+</col>
+</grid>
+</panel>
+</col>
+</grid>
-<WRAP clear></WRAP>
-<WRAP half column>
+===== Functional DIP Switches =====
-==== Termination ====
-^ DIP  ^ OFF (default)  ^  ON  ^
+<panel type="primary" title="CAN configuration (S1)">
-| S1-1 | CAN1 terminated (120Ω)  | CAN1 not terminated  |
+DIP switch S1 is used to configure the CAN interfaces CAN1 and CAN2.
-| S1-2 | CAN2 terminated (120Ω)  | CAN2 not terminated  |
-</WRAP>
-<WRAP half column>
-==== Slew rate ====
 ^ 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  |
 | S1-4 | CAN2 slew rate configuration disabled  | CAN2 slew rate configurable by assembling R281  |
-</WRAP>
+</panel>
-<WRAP clear></WRAP>
-----
+<panel type="primary" title="RS485 configuration (S3)">
-===== RS485 configuration (S3) =====
 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 half column>
-==== Debug====
-^ DIP  ^ OFF (default)  ^  ON  ^
+<panel type="primary">
-| S3-1 | No function  | No function  |
+<grid>
-| S3-2 | DEBUG = GND  | DEBUG = TQMa28 PU  |
+<col sm="8">
-</WRAP>
+Partlist
-<WRAP half column>
+  * hookup wire
-==== Termination ====
+  * 1k resistor
-^ DIP  ^ OFF (default)  ^  ON  ^
-| S3-3 | RS485 RxD terminated (120Ω)  | RS485 RxD not terminated  |
+TODO
-| S3-4 | RS485 TxD terminated (120Ω)  | RS485 TxD not terminated  |
-</WRAP>
+  * 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
+</col>
+<col sm="4">
+{{ :en:arm:tqma28:mba28:mba28_mod.png?nolink&250|}}
+</col>
+</grid>
+</panel>