Real Time Clock I2C RTC DS1307 AT24C32 Module

1. With the ULN2003A motor driving chip
2. all pins of the chip have been led out to make connection easy
3. with pins of 5-12V power supply
4. with 4 signal indicator
5. with XH-5P socket directly connected with the 28BYJ-48 model stepper motor
6. PCB board size: 40.5 (mm) x21.3 (mm)

1) PCB board size: 23*17*9mm;
2) patch process, LED status display;
3) compact size, sophisticated technology;
4) instructions: use ULN2003 high power Darlington chip to drive stepper motor driver; B, C, A, D LEDs indicate the state of the working four-phase stepper motor; set with the standard interface of stepping motor which can be directly inserted in the use; with diameter 3mm screw hole to make assembly fixing convenient.
Interface Description:VCC and GND power input is range from 5 to 24V ;IN1-IN4 corresponding test program 51
microcontroller P0.0-P0.3