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Connectors.md

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Connector Pin Number Pin MCU Pin Notes
J1 POWER
J2 PCB_Fan No connector
J3 FAN_Cool PG5
J4 HBP_Heater PH5
J5 HBP_Thermistor HB_T PF3 Molex 70066-G
GND Molex 70107 connector
GND Note: 4.7k pullup resistor to Vcc - use B_T and GND
5V
J6 Endstops_2 PJ2 PJ2 No connector
Gnd
PJ1 PJ1
Gnd
Gnd
PJ0 PJ0
GND
Gnd
5v
Gnd
5v
Gnd
Gnd
5v
J7 Extruder_B
J8 Extruder_A
J9 Endstops_1
J10 Thermocouples
J11 XYZ_Motors
J12 LED_STRIP
J13 Interface
J14 1280_ISP MISO MISO
SCK SCK
RESET RESET
5V
MOSI MOSI
GND
J15 1280_JTAG TCK TCK
TD0 TD0
TMS TMS
TDI TDI
GND
5V
RESET RESET
GND
J16 1280_EXTRA_1 GND No connector
TX/PD3 PD3
SDA/PD1 PD1
5V
RX/PD2 PD2
SCL/PD0 PD0
J17 1280_EXTRA_3 GND No connector
IO3/PH7 PH7
IO2/PG3 PG3
5v
BLNK/PB7 PB7
J18 1280_EXTRA_2 GND No connector
IO6/PF2 PF2
IO5/PF1 PF1
5V
AREF
IO4/PF0 PF0
J19 USB_B
J20/(J18) 8U2_EXTRA GND No connector
IO2/PB5 8U2_PB5
IO4/PB8 8U2_PB8
5V
IO1/PB4 8U2_PB4
IO3/PB6 8U2_PB6
J21 8U2_ISP MISO 8U2_MISO
SCK 8U2_SCK
RESET
5V
MOSI 8U2_MOSI
GND
J22 THERMO_IO SCK No connector
CS
DO
DIN
J23 StepperBot Ex_A
J24 StepperBot Ex_B
J25 StepperBot X
J26 StepperBot Y
J27 StepperBot Z