The Creality V2.2 board Go to product viewer dialog for this item.

#define E0_STEP_PIN PB14 #define E0_DIR_PIN PB0 #define E0_ENABLE_PIN PC4

Below is a clear pinout reference and diagram explanation.

Part 3: Reading the Driver Section – TMC2208 vs. HR4988

The V2.2 diagram reveals how to identify your stepper drivers without removing heatsinks.