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boards:mksgenv14 [2023/10/11 14:09] – [Pinout] darronboards:mksgenv14 [2023/10/11 17:11] (current) – darron
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 </wrap> </wrap>
  
-KeyeStudio MKS Gen V1.4 3D clone+KeyeStudio MKS Gen V1.4 3D clone. 
 + 
 +This is controller board designed for 3D printers but can be used for 
 +whatever purpose. 
 + 
 +It supports 5 stepper motors using easy to buy controllers. 
 + 
 +This type of board is known as a RAMPS controller since it contains 
 +an ATmega2560 compatible with [[:boards:mega2560|Arduino]]. 
  
 ===Pinout=== ===Pinout===
 +
 +
 +__GPIO__
  
 <WRAP group> <WRAP group>
 <WRAP 150px column> <WRAP 150px column>
 +Stepper 1
 ^E0 ^ Arduino ^ AVR ^ ^E0 ^ Arduino ^ AVR ^
 |STEP       |26| PA4 | |STEP       |26| PA4 |
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 </WRAP> </WRAP>
 <WRAP 150px column> <WRAP 150px column>
 +Stepper 2
 ^E1 ^ Arduino ^ AVR ^ ^E1 ^ Arduino ^ AVR ^
 |STEP       |36|PC1 | |STEP       |36|PC1 |
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 <WRAP group> <WRAP group>
 <WRAP 150px column> <WRAP 150px column>
 +Stepper 3
 ^X ^ Arduino ^ AVR ^ ^X ^ Arduino ^ AVR ^
 |STEP       |54|PF0 | |STEP       |54|PF0 |
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 </WRAP> </WRAP>
 <WRAP 150px column> <WRAP 150px column>
 +Stepper 4
 ^Y ^ Arduino ^ AVR ^  ^Y ^ Arduino ^ AVR ^ 
 |STEP       |60| PF6| |STEP       |60| PF6|
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 </WRAP> </WRAP>
 <WRAP 150px column> <WRAP 150px column>
 +Stepper 5
 ^Z ^ Arduino ^ AVR ^ ^Z ^ Arduino ^ AVR ^
 |STEP       |46|PL3 | |STEP       |46|PL3 |
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 <code> <code>
-A+ RED +Factory    Centre pair swapped 
-A- GREEN +A+ RED     A+ RED 
-B- BLUE +A- GREEN   A- BLUE 
-B+ BLACK+B- BLUE    B- GREEN 
 +B+ BLACK   B+ BLACK
 </code> </code>
  
-My generic cable has A- B- twisted at the motor end so not usable with my motor+My generic cable has A- B- twisted at the motor (JST) end so not usable with my motor
 on this board without swapping the centre pair of cables (at either end). on this board without swapping the centre pair of cables (at either end).
 +
 +For JST, just lift the plastic tooth and pull the cable out, very simple.
  
 __PORT__ __PORT__
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 2B 2A 1A 1B 2B 2A 1A 1B
 B+ B- A- A+ B+ B- A- A+
 +B  G  B  R    BLACK GREEN BLUE RED
 </code> </code>
 +
 +__MICROSTEPPING__
 +
 +Jumpers select the micro-stepping mode which will default to
 +32 microsteps/step for a DRV8825.
 ===Schematic === ===Schematic ===
  
 The {{boards:mks_gen_v1.4_004_sch.pdf|Schematic}} has a missing The {{boards:mks_gen_v1.4_004_sch.pdf|Schematic}} has a missing
 pull-up resistor of 100K on the SLEEP/RESET pins (named SLP) on each motor controller pull-up resistor of 100K on the SLEEP/RESET pins (named SLP) on each motor controller
-unit.+unit which keeps each controller awake and out of reset.
  
 ===Resources=== ===Resources===