Creality V4.2.X Board Driver Codes

The letters written on the card reader slot (with marker) are different depending on which stepper driver it has. These are for the ones 4.2.X board with STM32F103RET6 controller: C = HR4988 E = A4988 A = TMC2208 B = TMC2209 H = TMC2225 Information obtained from 3DPrima.