ASM SANGUINOLOLU 3D CONTROLLER
Overview
Features
- Sanguinololu IC : Atmega1284p
- Supports multiple communication configurations :
- 2 thermistor connectors with circuitry
- 2 N-MOSFETs for extruder/bed, or whatever
- Selectable 12v(or supply voltage)/5v endstop voltage
- Edge connectors enabling right-angle connections
- 13 Extra pins available for expansion and development – 6 analog and 8 digital, with the following capabilities, and SD CARD SUPPORT
- Supports multiple power configurations :
- Logic & Motors supplied by ATX power supply (needs molex harddrive connector, and optional 4pin atx connector for additional 12v/supply voltage)
- Logic supplied by USB bus ,optional on-board voltage regulator (molex harddrive connector cannot be installed at the same time)
- Motors supplied by 5mm screw terminal 7-35V
- Small design – board is 100mm x 50mm (4″ x 2″) – barely an inch longer than a business card
- Sanguino clone, Atmel’s ATmega644P – ATmega1284 drop-in compatible
- UART1 (RX and TX)
- I2C (SDA and SCL)
- SPI (MOSI, MISO, SCK)
- PWM pin (1)
- Analog I/O (5)
Power Connection :
The 12V connection to the board needs to be able to carry sufficient current to run 5 motors, the hotend and a heated bed (if you choose to use one) through the electronics. This kit includes the screw terminal connection option and the 7805 5 volt regulater option. Many builders have had problems using PC power supplies, so we recommend using a true 12volt, 25-35 amp power supply and the screw terminals.
Notes :
- The Sanguinololu design is excellent but if you are going to run a heat bed the traces on the Sanguinololu board are NOT sufficient to carry the current required to operate the heat bed.
- All ASM boards for Sanguinololu kits have been tested on the 3D printer machine and it works perfectly well.