/****************************************************************************************
* RUMBA pin assignment
*
****************************************************************************************/

// Leg_0
#define X_STEP_PIN         17	PH0
#define X_DIR_PIN          16	PH1
#define X_ENABLE_PIN       48	PL1

// Leg_1
#define Y_STEP_PIN         54	PF0
#define Y_DIR_PIN          47 	PL2
#define Y_ENABLE_PIN       55	PF1

// Leg_2
#define Z_STEP_PIN         57 	PF3
#define Z_DIR_PIN          56	PF2
#define Z_ENABLE_PIN       62 	PK0

// Leg_3
#define E0_STEP_PIN        23	PA1
#define E0_DIR_PIN         22	PA0
#define E0_ENABLE_PIN      24	PA2

// Leg_4
#define E1_STEP_PIN        26	PA4
#define E1_DIR_PIN         25	PA3
#define E1_ENABLE_PIN      27	PA5

// Leg_5
#define E2_STEP_PIN        29	PA7
#define E2_DIR_PIN         28	PA6
#define E2_ENABLE_PIN      39	PG2


#define LED_PIN            13	PB7


#define FAN_PIN            7 	PH5
#define FAN1_PIN 		   8	PH4

I/O
#define X_MIN_PIN          37	PC0	// Leg_0
#define X_MAX_PIN          36 	PC1 // Leg_1
#define Y_MIN_PIN          35	PC2 // Leg_2
#define Y_MAX_PIN          34 	PC3	// Leg_3
#define Z_MIN_PIN          33	PC4	// Leg_4
#define Z_MAX_PIN          32	PC5	// Leg_5


with DRV8825 - Dip switch
1 	2 	3 	step mode
0 	0 	0 	Full step (2-phase excitation) with 71% current
1 	0 	0 	1/2 step (1-2 phase excitation)
0 	1 	0 	1/4 step (W1-2 phase excitation)
1 	1 	0 	8 microsteps / step
0 	0 	1 	16 microsteps / step
1 	0 	1 	32 microsteps / step
0 	1 	1 	32 microsteps / step
1 	1 	1 	32 microsteps / step