Extension Board

Extension Board V2
Extension Board V1
Microstepping

Extension Board V3

Supports 3 extra stepper drivers, HC-06 RS232 Bluetooth module or NodeMcu WiFi module.

AUX_WiFi_03_doc

AUX_WiFi_03_top

 

Extension Board V2

Extension board

The V2 supports the same two extra stepper drivers like V1, but have a Serial port that is pin compatible with the HC-06 RS232 Bluetooth module.

Angled pin headers
Before you can connect the extension board you have to solder some angled pin headers to the RADDS AUX1

Angeled pins

RADDS + Extension + BlueTooth

RADDS + Extension board v2. (in this illustrator image an HC-06 RS232 Bluetooth module is connected to the Extension board´s serial port – the Bluetooth module is not included when you phurchase the Extension board)

Ext_diag

Ext_wir

 

Extension Board v1

Ext1

By using this board, you can get two extra stepper drivers.

ext2

Extension board size and pins.

Configure microsteps for the stepper drivers on the Extension board

Using Repetier Firmware Configuration Tool (General -> Startup GCode)

Skjermbilde20
(
settings in the image/sample = 1/128 micro stepping)

Microstepping alternatives:

1/16
M42 P67 S0
M42 P68 S0
M42 P69 S255

1/32
M42 P67 S255
M42 P68 S0
M42 P69 S255

1/64
M42 P67 S0
M42 P68 S255
M42 P69 S255

1/128
M42 P67 S255
M42 P68 S255
M42 P69 S255