- It's a Small board
- Connecting it to the stepper motor is foolproof due to the connector
- Has 4 surface mounted LED's that display the status of the sequence sent to the motor
- Very cheap piece (one can use this with a 28YBJ stepper motor for +/- $5) - None that i can notice
- No instructions, but then, there is google... just search for it and ... Read more
It's easy to connect and easy to control. You can control a lot of things with it. There is no information available about this shield (at least I didn't found and i'm sure I looked for it for a long time). You can find information about the ULN2003 driver (the "chip") but not about the shield that contains it. I still don't know for what ... Read more
Genuine TI ULN2003A Darlington transistor array IC. Socket to connect to a uni-polar stepper. All eight of the inputs and outputs to and from the transistor array are broken out. A on-board jumper (which is labeled "<->") to disconnect power to the stepper socket. Power inputs are not available on the bread board headers, You have to ... Read more
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