SKR v1.1 Pin Names

SKR v1.1 Pinout Diagram

SKR 1.1
SKR 1.1 Pinout

SKR v1.1 Pins in Firmware

Driver pin numbers. They are separated into driver number.

Pin Type/Driver Number 0 1 2 3 4
Enable Pins 4.28 2.0 0.19 2.12 0.10
Step Pins 0.4 2.1 0.20 0.11 0.1
Direction Pins 0.5 2.2 0.21 2.13 0.0
UART Pins N/A N/A N/A N/A N/A

Other pin numbers. Either name can be used in the firmware (config.g).

Pin Number Pin Name 1 Pin Name 2
0.2 P0.2  
0.3 P0.3  
0.15 P0.15  
0.16 P0.16  
0.17 P0.17  
0.18 P0.18  
0.23 bedtemp tb
0.24 e0temp th0
0.25 e1temp th1
1.23 P1.23  
1.24 zstopmax z+
1.25 zstop z-
1.26 ystopmax y+
1.27 ystop y-
1.28 xstopmax x+
1.29 xstop x-
1.30 P1.30  
1.31 P1.31  
2.3 fan0 fan
2.4 e1heat he1
2.5 bed hbed
2.6 P2.6  
2.7 e0heat he0
2.11 P2.11  
3.25 P3.25  
3.26 P3.26  
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