# Azteeg X3 → Octopus Pro Swap Guide

**Do NOT install M0DIAG-M7DIAG jumpers**

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## MOTORS (left to right on Octopus)

| Motor | Axis | Step | Dir | Enable |
|-------|------|------|-----|--------|
| MOTOR0 | X (T0) | PF13 | PF12 | PF14 |
| MOTOR1 | Y (left) | PG0 | PG1 | PF15 |
| MOTOR2 | Z (left) | PF11 | PG3 | PG5 |
| MOTOR3 | E0 (T0) | PG4 | PC1 | PA0 |
| MOTOR4 | E1 (T1) | PF9 | PF10 | PG2 |
| MOTOR5 | X2 (T1) | PC13 | PF0 | PF1 |
| MOTOR6 | Y1 (right) | PE2 | PE3 | PD4 |
| MOTOR7 | Z1 (right) | PE6 | PA14 | PE0 |

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## ENDSTOPS

| Wire from Azteeg | → | Octopus Pin |
|------------------|---|-------------|
| X min endstop | → | PG6 |
| X2 endstop | → | PG9 |
| Y min endstop | → | PG10 |
| Y1 endstop | → | PG11 |
| Z min endstop | → | PG12 |
| Z1 endstop | → | PG13 |

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## THERMISTORS

| Wire from Azteeg | → | Octopus Pin |
|------------------|---|-------------|
| Extruder 0 thermistor | → | PF4 |
| Extruder 1 thermistor | → | PF5 |
| Chamber thermistor | → | PF6 |
| Bed thermistor | → | PF3 |

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## HEATERS

| Wire from Azteeg | Azteeg Pin | → | Octopus Pin |
|------------------|------------|---|-------------|
| Hotend 0 heater | ar10 | → | PA2 (HE0) |
| Hotend 1 heater | ar9 | → | PA3 (HE1) |
| Chamber heater | ar4 | → | PB10 (HE2) |
| Bed heater | ar8 | → | PA1 (HB) |

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## FANS

| Wire from Azteeg | → | Octopus Pin |
|------------------|---|-------------|
| Enclosure fan | → | PD12 |

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## PROBE

| Wire from Azteeg | → | Octopus Pin |
|------------------|---|-------------|
| Probe signal | → | PG15 |

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## POWER

| Wire from Azteeg | → | Octopus |
|------------------|---|---------|
| 24V + | → | VIN + |
| 24V - | → | VIN - |
| USB to Pi | → | USB-C |