BIGTREETECH Upgraded Ramps 1.6 Plus Control Board Base on Ramps 1.6/1.5/1.4 with 4Pcs A4988 Stepper Motor Drivers for 3D

Introductions 1 BIGTREETECH Ramps 1 6 plus is mainly a new adapter ramps board for the upgrade of the old Ramps 1 6 driver using the SPI working mode wiring complex problem 2 The BIGTREETECH Ramps 1 6 plus uses the SPI mode of operation which can be achieved simply by plugging and unplugging the jumper cap It not only saves the complicated wiring process but also saves the cost of external wiring which is economical and practical 3 The new ramps 1 6 plus effectively avoids the problem of the motor not working by inserting the wrong line It also avoids the problem that the drive does not work due to poor contact of the external line during the printing process Advantage 1 The PCB has a built in selection terminal for driving the SPI working mode and is compatible with STEP DIR and SPI modes 2 The parts of power and heat bed using the 30A high current terminal which can largely avoid the burning terminal situations 3 It is more clear to connect the wire after update a new top overlay and bottom overlay 4 Adding the reset expansion interface It is convenient for users to extend the reset button 5 X Y Z E0 E1 all use parallel dual motor interface so that the board can use for more type machine 6 Using a combination of color pin and row connector effectively distinguishing each function interface beautiful and practical Package Included 1 x Ramps 1 6 plus board4x A4988 Stepper Motor DriverA4988 and DRV8825 are special so you need to solder it as shown in o