Ramps 1.4 just switched to using DRV8825: The jumpers, they do nothing!
Ramps1.4 - Geeetech Wiki
Amazon.com: Oumefar RAMPS 1.4 Controller + MEGA2560 R3 Board + 5pcs Soldered A4988 Stepper Motor Drivers + 5pcs Heat Sinks + 19pcs Jumpers with USB Cable for RepRap 3D Printer Kit : Industrial & Scientific
DRV8825 step problems
3D Printer A4988, DRV8825 Stepper Motor Expansion Board
BIGTREETECH Ramps 1.6 Plus Expansion Board Upgraded Control Board Base on Ramps 1.6/1.5/1.4 Support TMC2130 TMC2208 DRV8825 A4988 Driver for 3D Printer - Walmart.ca
TwinTeeth - Wiring the electronics | Diyouware.com
4PCS RAMPS 1.4 Mechanical Switch Endstop + CNC Shield V3.0 Jumpers DRV8825 A4988 GRBL Stepper Motor Driver Heat Sink - Price history & Review | AliExpress Seller - H X Y Store | Alitools.io
Ramps 1.4 Set/Kit For Reprap 3D Printer, Mega 2560, 5x DRV8825, USB Arduino | eBay
Electronics - ThreeDesign - Home of the PrintNC
Switching to RAMPS 1.4 | TronXY Wiki | Fandom
RAMPS 1.4 - RepRap
Ramps 1.4 Kit With Mega 2560 R3 MK2B 12864 LCD DRV8825 Switch For 3D Printer - Buy Ramps 1.4 Kit With Mega 2560 R3 MK2B 12864 LCD DRV8825 Switch For 3D Printer Product on Alibaba.com
RAMPS 1.4 Kit for RepRap 3D Printer | Paradisetronic.com
Ramps - V1 Engineering Documentation
Ramps 1.4 Set/Kit For Reprap 3D Printer, Mega 2560, 5x DRV8825, USB Arduino | eBay